Hawaii Ocean Time-series (HOT)
in the School of Ocean and Earth Science and Technology at the University of Hawai'i at Manoa
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Publications (updated 4/1/24)





  1. 1988 Karl, D. NSF-sponsored symposium on Dissertations in Chemical Oceanography, "Research opportunities in Hawaiian waters", Honolulu, Hawaii, November 1988.

  2. 1988 Karl, D. NSF/GOFS-sponsored workshop on sediment traps, "Determination of total C, N, P flux" and "Screens: A potential solution to the problem of swimmers", Gulf Coast Research Laboratory, Mississippi, November 1988.

  3. 1989 Winn, C. D., S. Chiswell, D. M. Karl and R. Lukas. Long time-series research in the Central Pacific Ocean. The Oceanography Society 1st Annual Meeting, Monterey, California.

  4. 1990 Karl, D., R. Letelier, D. Bird, D. Hebel, C. Sabine and C. Winn. An Oscillatoria bloom in the oligotrophic North Pacific Ocean near the GOFS station ALOHA. EOS, Transactions of the American Geophysical Union 71, 177-178.

  5. 1990 Winn, C. D., D. Hebel, R. Letelier, D. Bird and D. Karl. Variability in biogeochemical fluxes in the oligotrophic central Pacific: Results of the Hawaii Ocean Time- Series Program. EOS, Transactions of the American Geophysical Union 71, 190.

  6. 1990 Chiswell, S. M. and R. Lukas. The Hawaii Ocean Time-series (HOT). EOS, Transactions of the American Geophysical Union 71, 1397.

  7. 1990 Karl, D. "JGOFS time-series programs," San Francisco, California, December 1990.

  8. 1991 Winn, C., C. Sabine, D. Hebel, F. Mackenzie and D. M. Karl. Inorganic carbon system dynamics in the central Pacific Ocean: Results of the Hawaii Ocean Time-series program. EOS, Transactions of the American Geophysical Union 72, 70.

  9. 1991 Lukas, R. Water mass variability observed in the Hawaii Ocean Time Series. EOS, Transactions of the American Geophysical Union 72, 70.

  10. 1991 Letelier, R., D. Karl, R. Bidigare, J. Christian, J. Dore, D. Hebel and C. Winn. Temporal variability of phytoplankton pigments at the U.S.-JGOFS station ALOHA (22 45'N, 158 W). EOS, Transactions of the American Geophysical Union 72, 74.

  11. 1991 Karl, D. "The Hawaii Ocean Time-series program: Carbon production and particle flux", The Oceanography Society 2nd Annual Meeting, St. Petersburg, Florida, March 1991.

  12. 1991 Karl, D. NATO symposium on Biology and Ecology of Diazotrophic Marine Organisms, "Trichodesmium blooms and new nitrogen in the North Pacific gyre", Bamberg, Germany, May 1991.

  13. 1992 Anbar, A. D. Rhenium in seawater: Confirmation of generally conservative behavior. EOS, Transactions of the American Geophysical Union 73, 278.

  14. 1992 Schudlich, R. and S. R. Emerson. Modelling dissolved gases in the subtropical upper ocean: JGOFS/WOCE Hawaiian Ocean Time-series. EOS, Transactions of the American Geophysical Union 73, 287.

  15. 1992 Tupas, L. M., B. N. Popp and D. M. Karl. Dissolved organic carbon in oligotrophic waters: experiments on sample preservation, storage and analysis. EOS, Transactions of the American Geophysical Union 73, 287.

  16. 1992 Karl, D., C. Winn, D. Hebel, R. Letelier, J. Dore and J. Christian. The U.S.- JGOFS Hawaii Ocean Time-Series (HOT) program. American Society for Limnology and Oceanography Aquatic Sciences Meeting, Santa Fe, NM, February 1992.

  17. 1992 Campbell, L., R. R. Bidigare, R. Letelier, M. Ondrusek, S. Hall, B. Tsai and C. Winn. Phytoplankton population structure at the Hawaii Ocean Time-series station. American Society for Limnology and Oceanography Aquatic Sciences Meeting, Santa Fe, NM, February 1992.

  18. 1992 Karl, D. NSF-sponsored GLOBEC scientific steering committee meeting, "Hawaii Ocean Time-series (HOT) program: A GLOBEC 'Blue Water' initiative", Honolulu, Hawaii, March 1992.

  19. 1992 Karl, D. IGBP International Symposium on Global Change, "Oceanic ecosystem variability: Initial results from the JGOFS Hawaii Ocean Time-series (HOT) experiment", Tokyo, Japan, March 1992.

  20. 1992 Karl, D. Conoco HOT Topics Seminar Series, "The U.S.-JGOFS Hawaii Ocean Time- Series (HOT) Program: Biogeochemical Vignettes from the Oligotrophic North Pacific Ocean" and "Temporal Variability in Bioelement Flux at Station ALOHA (22 45'N, 158 W)", Woods Hole, Massachusetts, May 1992

  21. 1992 Bidigare, R. R., L. Campbell, M. Ondrusek, R. Letelier and D. Vaulot. Characterization of picophytoplankton at Station ALOHA (22 45'N, 158 W) using HPLC, flow cytometry and immunofluorescence techniques. PACON 1992 Meeting, June 1992.

  22. 1992 Winn, C. D., D. Hebel, R. Letelier, J. Christian, J. Dore, R. Lukas and D. M. Karl. Long time-series measurements in the central North Pacific: Results of the Hawaii Ocean Time-series program. PACON conference, Kona, Hawaii, June 1992.

  23. 1993 Atkinson, M. J. A potentiometric solid state sensor for oceanic CTDs, Abstract of The Oceanography Society Annual Meeting, Seattle, Washington, April 1993.

  24. 1993 Campbell, L., H. A. Nolla and D. Vaulot. Microbial biomass in the subtropical central North Pacific Ocean (Station ALOHA): The importance of Prochlorococcus, Abstract of The Oceanography Society Annual Meeting, Seattle, Washington, April 1993.

  25. 1993 Emerson, S., P. Quay, C. Stump, D. Wilbur and R. Schudlich. Oxygen cycles and productivity in the oligotrophic subtropical Pacific Ocean. Abstract of of the Oceanography SocietyAnnual Meeting, Seattle, Washington, April 1993.

  26. 1993 Sharp, J. H., R. Benner, L. Bennett, C. A. Carlson, S. E. Fitzwater, E. T. Peltzer, and L. Tupas. Dissolved organic carbon: Intercalibration of analyses with equatorial Pacific samples. Abstract of The Oceanography Society Annual Meeting, Seattle, Washington, April 1993.

  27. 1993 Winn, C. D., C. J. Carrillo, F. T. Mackenzie and D. M. Karl. Variability in the inorganic carbon system parameters in the North Pacific subtropical gyre. Abstract of The Oceanography Society Annual Meeting, Seattle, Washington, April 1993.

  28. 1993 Yanagi, K. and D. M. Karl. Note on the fractional determination of TDP in seawater by an UV-irradiation method combined with the MAGIC procedure. Abstract of the Oceanography Society of Japan annual meeting, Tokyo, Japan, April 1993.

  29. 1993 Campbell, L., H. Liu, R. R. Bidigare and D. Vaulot. Immunochemical characterization of Prochlorococcus. Abstract of the American Society of Limnology and Oceanography 1993 Annual Meeting, Edmonton, Alberta, Canada, May 1993.

  30. 1993 Christian, J. R. and D. M. Karl. Bacterial exoenzymes in marine waters: Implications for global biogeochemical cycles. Abstract of the American Society of Limnology and Oceanography 1993 Annual Meeting, Edmonton, Alberta, Canada, May 1993.

  31. 1993 Moyer, C. L., L. Campbell, D. M. Karl and J. Wilcox. Restriction fragment length polymorphism (RFLP) and DNA sequence analysis of PCR-generated clones to assess diversity of picoeukaryotic algae in the subtropical central North Pacific Ocean (Station ALOHA). Abstract of the American Society of Limnology and Oceanography 1993 Annual Meeting, Edmonton, Alberta, Canada, May 1993.

  32. 1993 Sharp, J. H., R. Benner, L. Bennett, C. A. Carlson, S. E. Fitzwater and L. Tupas. The equatorial Pacific intercalibration analyses of dissolved organic carbon in seawater. Abstract of the American Society of Limnology and Oceanography 1993 Annual Meeting, Edmonton, Alberta, Canada, May 1993.

  33. 1994 Yuan, J., C. I. Measures and J. A. Resing. Rapid determination of iron in seawater: In-line preconcentration flow injection analysis with spectrophotometric detection. EOS, Transactions of the American Geophysical Union 75, 25.

  34. 1994 Smith, C. R., S. Garner, D. Hoover and R. Pope. Macrobenthos, mechanisms of bioturbation and carbon flux proxies at the abyssal seafloor along the JGOFS Equatorial Pacific Transect. EOS, Transactions of the American Geophysical Union 75, 70.

  35. 1994 Farrenkopf, A. M., G. W. Luther, III and C. H. Van Der Weijden. Vertical distribution of dissolved iodine species in the northwest Indian Ocean. EOS, Transactions of the American Geophysical Union 75, 78.

  36. 1994 Campbell, L., C. D. Winn, R. Letelier, D. Hebel and D. M. Karl. Temporal variability in phytoplankton fluorescence at Station ALOHA. EOS, Transactions of the American Geophysical Union 75, 100.

  37. 1994 Winn, C., F. T. Mackenzie, C. Carrillo, T. Westby and D. M. Karl. Air-sea carbon dioxide exchange at Station ALOHA. EOS, Transactions of the American Geophysical Union 75, 112.

  38. 1994 Lukas, R., F. Bingham and A. Mantyla. An anomalous cold event in the bottom water observed north of Oahu. EOS, Transactions of the American Geophysical Union 75, 205.

  39. 1994 Tupas, L. M., B. N. Popp and D. M. Karl. Dissolved organic carbon in oligotrophic waters; experiments on sample preservation, storage and analysis. EOS, Transactions of the American Geophysical Union 75, 287.

  40. 1994 Bingham, F.M. Drifter observations of the North Hawaiian Ridge Current. EOS, Transactions of the American Geophysical Union 75, 307.

  41. 1994 HOT Program P.I.s, staff and students. The Hawaii Ocean Time-series (HOT) program: The first five years, p. 59. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  42. 1994 HOT Program P.I.s, staff and students. HOT: a time-series study of carbon cycling in the oligotrophic North Pacific, p. 24. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  43. 1994 Bidigare, R. R., L. Campbell, M. E. Ondrusek, R. Letelier, D. Vaulot and D. M. Karl. Phytoplankton community structure at station ALOHA (22 45'N, 158 W) during fall 1991, p. 58. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  44. 1994 Bingham, F. M. and B. Qiu. Interannual varibility of surface and mixed layer properties observed in the Hawaii Ocean Time-series, p. 89. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  45. 1994 Bingham, F. M. and R. Lukas. Seasonal cycles of temperature, salinity and dissolved oxygen observed in the Hawaii Ocean Time-series, p. 90. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  46. 1994 Christian, J. Vertical fluxes of carbon and nitrogen at Station ALOHA, p. 61. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  47. 1994 Dore, J. E. and D. M. Karl. Nitrite distributions and dynamics at Station ALOHA, p. 60. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  48. 1994 Firing, E. Currents observed north of Oahu during the first five years of HOT, p. 90. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  49. 1994 Fujieki, L. A., D. V. Hebel, L. M. Tupas and D. M. Karl. Hawaii Ocean Time-series Data Organization and Graphical System (HOT-DOGS), p. 61. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  50. 1994 Hebel, D. V., F. P. Chavez, K. R. Buck, R. R. Bidigare, D. M. Karl, M. Latasa, M. E. Ondrusek, L. Campbell and J. Newton. Do GF/F filters underestimate particulate chlorophyll a and primary production in the oligotrophic ocean?, p. 62. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  51. 1994 Houlihan, T., J. E. Dore, L. Tupas, D. V. Hebel, G. Tien and D. M. Karl. Freezing as a method of preservation for seawater dissolved nutrient and organic carbon samples, p. 62. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  52. 1994 Kennan, S. C. and R. Lukas. Saline intrusions in the intermediate waters north of Oahu, p. 91. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  53. 1994 Letelier, R. M., J. Dore, C. D. Winn and D. M. Karl. Temporal variations in photosynthetic carbon assimilation efficiencies at Station ALOHA (22 45'N; 158 00'W), p. 60. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  54. 1994 Liu, H. and L. Campbell. Growth and grazing rates of Prochlorococcus and Synechococcus at Station ALOHA measured by the selective inhibitor technique, p. 59. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  55. 1994 Lukas, R. Interannual variability of Pacific deep and bottom waters observed in the Hawaii Ocean Time-series, p. 91. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  56. 1994 Lukas, R., F. Bingham and E. Firing. Seasonal-to-interannual variability observed in the Hawaii Ocean Time-series, p. 28. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  57. 1994 Tupas, L. M., B. N. Popp, D. V. Hebel, G. Tien and D. M. Karl. Dissolved organic carbon measurements at Station ALOHA measured by high temperature catalytic oxidation: Characteristics and variation in the water column, p. 63. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  58. 1994 Winn, C. D., F. T. Mackenzie, C. Carrillo and D. M. Karl. Air-sea carbon dioxide exchange at Station ALOHA, p. 58. Abstract of The Oceanography Society Pacific Basin Meeting, Honolulu, Hawaii, July 1994.

  59. 1994 Liu, H. and L. Campbell. Measurement of growth and mortality rate of Prochloroccus and Synechococcus at Station ALOHA using a new selective inhibitor technique. Fifth International Phycological Congress, Qingdao, China, July 1994.

  60. 1994 Winn, C., F. T. Mackenzie, C. Carrillo, T. Westby and D. M. Karl. Air-sea carbon dioxide exchange at Station ALOHA, p. 112. Abstract of the American Society of Limnology and Oceanography 1994 Ocean Sciences Meeting, San Diego, California.

  61. 1994 Measures, C. I., J. Yuan and J. A. Resing. The rapid determination of iron in seawater at sub-nanomolar concentrations using in-line preconcentration and spectrophotometric detection. Sixth Winter Conference on Flow Injection Analysis, San Diego, CA.

  62. 1994 Measures, C.I., J. Yuan and J. A. Resing. Determination of iron in seawater using in-line preconcentration and spectrophotometric detection. Workshop on Iron Speciation and its Biological Activity, Bermuda Biological Station for Research, Bermuda.

  63. 1995 Cortes, M. Y. and H. R. Thierstein. Coccolithophore dynamics during 1994 at the JGOFS time series Station ALOHA, Hawaii. 5th International Conference on Paleoceanography, Halifax, Canada, Abstract, p. 121.

  64. 1995 Campos, M. L. A. M., T. D. Jickells, A. M. Farrenkopf and G. W. Luther, III. A comparison of dissolved iodine cycling at the Bermuda Atlantic Time Series station and Hawaii Ocean Time-series station. EOS, Transactions of the American Geophysical Union 76, S175.

  65. 1995 Yuan, J. Collecting iron samples from well mounted on CTD rosette. EOS, Transactions of the American Geophysical Union 76, S175.

  66. 1995 Michaels, A. F., D. Karl and A. H. Knap. Insights on ocean variability from the JGOFS time-series stations. Invited plenary lecture, The Oceanography Society Biennial Meeting, April 1995.

  67. 1995 Emerson, S., P. Quay, L. Tupas and D. Karl. Chemical tracers of productivity and respiration in the upper ocean at U.S. JGOFS station ALOHA, 10th Anniversary JGOFS Science Conference, Villefranche, France, May 1995.

  68. 1995 Michaels, A. F., D. Karl and A. H. Knap. Insights on ocean variability from the JGOFS time-series stations. Invited lecture, 10th Anniversary JGOFS Science Conference, Villefranche, France, May 1995.

  69. 1995 Karl, D. M. Oceanic carbon cycle and global environmental change: A microbiological perspective. Invited plenary talk, 7th International Symposium on Microbial Ecology, Santos, Brazil, August 1995.

  70. 1995 Winn, C., D. Sadler and D. M. Karl. Carbon dioxide dynamics at the Hawaii JGOFS/WOCE time-series station. International Association for the Physical Sciences of the Oceans, Honolulu, Hawaii, August 1995.

  71. 1996 Campbell, L., H. Liu and H. A. Nolla. Picophytoplankton population dynamics at Station ALOHA, p. OS65. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  72. 1996 Christian, J. R., J. E. Dore and D. M. Karl. Mixing and nutrient fluxes at the US- JGOFS Station ALOHA ((22 45'N, 158 00'W), p. OS65. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  73. 1996 Dulaney, T. S. and L. R. Sautter. Sedimentation of planktonic foraminifera: Seasonal changes in shell flux north of Oahu, Hawaii, p. OS85. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  74. 1996 Emerson, S. Chemical tracers of biological processes: O2, Ar and N2 mass balance in the subtropical Pacific at the HOT station, p. OS85. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  75. 1996 Hebel, D. V., D. M. Karl, J. R. Christian, J. E. Dore, R. M. Letelier, L. M. Tupas and C. D. Winn. Seasonal and interannual variability in primary production and particle flux at Station ALOHA, p. OS85. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  76. 1996 Karl, D. M.. Alternation of N and P control of new and export production in the North Pacific gyre: A hypothesis based on the HOT program data set, p. OS86. AGU- ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  77. 1996 Lawson, L. M., E. E. Hofmann and Y. H. Spitz. Time series sampling and data assimilation in a simple marine ecosystem model, p. OS86. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  78. 1996 Lopez, M. D. G., Y. Zhu and M. E. Huntley. Space-time variability of zooplankton-sized particle concentrations at the Hawaii Ocean Time-series station (Station ALOHA), p. OS85. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  79. 1996 Quay, P. D. and H. Anderson. Organic carbon export rates in the subtropical N. Pacific, p. OS85. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  80. 1996 Richman, J. G., R. M. Letelier, M. R. Abbott and D. Pillsbury. Expandable optical mooring test at Station ALOHA (22 45'N; 158 00'W), p. OS64. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  81. 1996 Scharek, R., M. Latasa, D. M. Karl and R. R. Bidigare Diatom abundance and vertical flux at the US-JGOFS/WOCE Station "ALOHA" in the oligotrophic North Pacific gyre, p. OS85. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  82. 1996 Selph, K. E., M. R. Landry, R. J. Miller and H. A. Al-Mutairi. Temporal variability in the mesozooplankton community at ocean Station ALOHA, p. OS85. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  83. 1996 Tersol, V., S. Vink, J. Yuan and C. I. Measures. Variations in iron, aluminium and berylium concentrations in surface waters at Station ALOHA, p. OS65. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  84. 1996 Tupas, L. M., M P. Sampson and D. M. Karl. Stable nitrogen isotopic analysis of sinking particulate matter at the Hawaii Ocean Time-series site, p. OS86. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  85. 1996 Venrick, E. L.. A comparison between the phytoplankton species from Station ALOHA and from the Climax region, p. OS65. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  86. 1996 Winn, C. D. Carbon dioxide dynamics at the Hawaii JGOFS/WOCE time-series station: Annual and interannual variability, p. OS64. AGU-ASLO Ocean Sciences Meeting, San Diego, CA, February 1996.

  87. 1996 Lukas, R. Low-frequency climate signals emerge in the Hawaii Ocean Time-series. WOCE Pacific Workshop. Hyatt Newporter, Newport Beach, CA, 19-23 August 1996.

  88. 1996 Santiago-Mandujano, F. Cold bottom water events observed in the Hawaii Ocean Time-series. WOCE Pacific Workshop. Hyatt Newporter, Newport Beach, CA, 19-23 August 1996.

  89. 1997 Lukas, R. Physical studies at the Hawaii Ocean Time-series (HOT) Station. Ocean Climate Time-Series Workshop. Johns Hopkins University, Baltimore, MD, 18-20 March 1997.

  90. 1997 Bird, D.F., R. Maranger and D.M. Karl. The importance of bacterial consumption by algae to marine systems. ASLO-Aquatic Sciences Meeting, Santa Fe, NM, February 1997.

  91. 1997 Karl, D.M., D.V. Hebel and L.M. Tupas. Biogeochemical studies at the Hawaii Ocean Time- series (HOT) station ALOHA. Joint GCOS GOOS WCRP Ocean Observations Panel for Climate (OOPC), GCOS Report No. 41.

  92. 1998 Letelier, R.M., M.R. Abbott, M.H. Freilich, D.M. Karl, P.J. Flament and R. Lukas. Euphotic zone biogeochemical response to a wind-induced upwelling event in the North Pacific subtropical gyre. AGU-Ocean Sciences Meeting, San Diego, CA, February 1998.

  93. 1998 Letelier, R.M. and D.M. Karl. The US-JGOFS Hawaii ocean Time-series (HOT) Program; What we have learned over the first decade. AGU-Ocean Sciences Meeting, San Diego, CA, February 1998.

  94. 1998 Karl, D. The subtropical North Pacific: New views on an old ocean. Ocean Optics XIV Meeting, Kailua-Kona, HI, November 1998.

  95. 1998 Ondrusek, M.E., R.R. Bidigare, D. M. Karl and K. Waters. Predictive models for estimating rates of primary production in the subtropical North Pacific Ocean. Ocean Optics XIV Meeting, Kailua-Kona, HI, November 1998.

  96. 1999 Karl, D.M., K. Björkman, D. Hebel, T. Houlihan and L. Tupas. Seasonal and interannual variability in C-N-P stoichiometry of dissolved and particulate matter in the subtropical North Pacific Ocean. ASLO Aquatic Sciences meeting, Santa Fe, NM, February 1999.

  97. 1999 Karner, M.B., L.T. Taylor, E.F. DeLong and D.M. Karl. Bacterial and archaeal distributions at the Hawaii Ocean Time-series Station, ALOHA, in the North Pacific Ocean. ASLO Aquatic Sciences meeting, Santa Fe, NM, February 1999.

  98. 1999 Karl, D. M. The subtropical North Pacific: New views on an old ocean. JGOFS North Pacific Workshop & SEATS Planning Meeting, Taipei, Taiwan, March 1999.

  99. 2000 Benitez-Nelson, C. R., D. M. Karl and K. O. Buesseler. 234Th derived carbon export at Station ALOHA. Ocean Sciences Meeting, San Antonio, TX, January 2000.

  100. 2000 Benitez-Nelson, C. R. and D. M. Karl. Phosphorus cycling in the North Pacific gyre. Amirican Geophysical Union Meeting, San Francisco, CA, December 2000.

  101. 2000 Bidigare, R. R., M. E. Ondrusek, M. R. Landry, K. Selph, D. M. Karl and R. Leteleir. Seasonal and interannual variations in phytoplankton community structure at Station ALOHA. JGOFS Open Sciences Conference on Ocean Biogeochemistry: A New Paradigm, Bergen, Norway, April 2000.

  102. 2000 Karl, D. M., D. V. Hebel and L. M. Tupas. Biogeochemical studies at the Hawaii Ocean Time-series (HOT) Station ALOHA. International Symposium on Carbon Cycle in the North Pacific, Nagoya, Japan, February 2000.

  103. 2000 Karl, D. M., S. Emerson, P. J. Harrison, A. F. Michaels and Y. Nojiri. Temporal variability of biogeochemistry. JGOFS Open Science Conference on Ocean Biogeochemistry: A New Paradigm, Bergen, Norway, April 2000.

  104. 2000 Letelier, R. M., M. R. Abbott and D. M. Karl. Nutrient supply into the euphotic zone as a result of the seasonal solar irradiance cycle: Station ALOHA as a case study. Ocean Sciences Meeting, San Antonio TX, January 2000.

  105. 2000 Russ, M. E., N. E. Ostrom, B. Popp, T. M. Rust and D. M. Karl. Mechanisms of N2O production in the subtropical North Pacific based on determination of the isotopic abundance of N2O and O2. Ocean Sciences Meeting, San Antonio, TX, January 2000.

  106. 2001 Neuer, S., R. Davenport, T. Freudenthal, G. Wefer, O. Llinas, M. J. Rueda, D. K. Steinberg, M. H. Conte and D. M. Karl. Differences in Redfield ratios between open ocean time series stations and implications for carbon export. ASLO Aquatic Sciences Meeting, Albuquerque, NM, February 2001.

  107. 2001 Smith, JR., K. L., R. J. Baldwin, D. M. Karl and A. Boetius. Benthic community responses to seasonal pulses in pelagic food supply: Central North Pacific gyre. ASLO Aquatic Sciences Meeting, Albuquerque, NM, February 2001.

  108. 2001 Lukas, R. and F. Santiago-Mandujano. The Source Region for Eddies Influencing the Hawaii Ocean Time-series. The Oceanography Society Meeting. Miami Beach, Florida. April 2001.

  109. 2001 Lukas, R. Influence of Rainfall on the Subtropical North Pacific Mixed Layer. The Oceanography Society Meeting. Miami Beach, Florida. April 2001.

  110. 2002 Karl, D. M., J. E. Dore, T. A. Houlihan, D. V. Hebel and L. A. Fujieki. Seasonal and interannual variability in the biological pump at Station ALOHA. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  111. 2002 Dore, J. E., L. M. Tupas, J. R. Brum and D. M. Karl. Nitrogen-based and nitrogen fixation-based support of export production at Station ALOHA: 1989-2001. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  112. 2002 Gasc, A. M. E., P. J. Morris and D. M. Karl. Sources and sinks of hydrogen peroxide at Station ALOHA. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  113. 2002 Emerson, S. C. Stump, B. Johnson and D. M. Karl. In situ determination of oxygen and nitrogen concentrations in the upper ocean. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  114. 2002 Lee, K., D. M. Karl, J.-Z. Zhang and R. Wanninkhof. Global estimates of carbon export in the nitrate-depleted tropical and subtropical oceans. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  115. 2002 Letelier, R. M., D. M. Karl, M. R. Abbott. R. R. Bidigare and J. S. Nahorniak. Temporal variability of light penetration depth at Station ALOHA: Potential effect in productivity and phytoplankton community structure in the lower euphotic zone. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  116. 2002 Lukas, R., T. Finnigan, D. Luther, M. Merrifield, A.T. Morrison, F. Santiago-Mandujano , J.M. Toole, S.E. Worrilow. Observations of Internal Tides along the Kaena Point Ridge. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  117. 2002 Morris, P. J., P. J. leB. Williams and D. M. Karl, In vitro measurements of net community production in the euphotic zone of the subtropical North Pacific. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  118. 2002 Santiago-Mandujano F., R. Lukas, S. DeCarlo, and E. Firing. An Internal Tide Climatology from the Hawaii Ocean Time-Series. AGU Ocean Sciences Meeting, Honolulu, HI, February 2002.

  119. 2002 Lukas, R., and F. Santiago-Mandujano. Temporal Variations of Advection and Diffusion Limit Understanding of Biogeochemical Evolution in the North Pacific Subtropical Gyre. U.S. JGOFS Ocean Time-series Summit. Vancouver, British Columbia, April 2002.

  120. 2002 Lukas, R., F. Santiago-Mandujano, and L. Zamudio. Water Mass Variability in the Hawaii Ocean Time-series. WOCE and Beyond Meeting. San Antonio, Texas. November 2002.

  121. 2002 Lukas, R., F. Santiago-Mandujano, and E. Firing. Long-Term Hydrographic Variations Observed in the Hawaii Ocean Time-series. WOCE and Beyond Meeting. San Antonio, Texas. November 2002.

  122. 2002 Stammer, D., S. Park, A. Kohl, R. Lukas, and F. Santiago-Mandujano. ECCO Estimates of Large-scale Changes at the Hawaii Ocean Time-series Station. WOCE and Beyond Meeting. San Antonio, Texas. November 2002.

  123. 2002 Benitez-Nelson, C. R., T. K. Gregory and D. M. Karl. Upper ocean and mesopelagic particulate export at Station ALOHA in the NPSG derived from 234TH. AGU Fall Meeting, San Francisco, CA, December 2002.

  124. 2002 Duennebier, F. K., R. Butler, D. M. Karl and R. B. Lukas. New opportunities for cabled ocean observatories. AGU Fall Meeting, San Francisco, CA, December 2002.

  125. 2002 Johnson, K. S., V. A. Elrod, S. E. Fitzwater, J. N. Plant, F. P. Chavez, S. J. Tanner, R. M. Gordon, D. L. Westphal, K. D. Perry and D. M. Karl. Iron and ecosystem response to surface ocean - lower atmosphere interactions in the North Pacific Ocean gyre. AGU Fall Meeting, San Francisco, CA, December 2002.

  126. 2002 Juranek, L. W., P. D. Quay and D. M. Karl. Primary productivity rates at Station ALOHA determined by 18O labeling and the triple isotope composition of dissolved oxygen. AGU Fall Meeting, San Francisco, CA, December 2002.

  127. 2002 Sakamoto, C. M., D. M. Karl, H. W. Jannasch, R. R. Bidigare, R. M. Letelier and K. S. Johnson. Nitrate variability measured in situ on the HALE ALOHA open ocean mooring: Influence of mesoscale eddy activity on phytoplankton community dynamics. AGU Fall Meeting, San Francisco, CA, December 2002.

  128. 2003 Lukas, R. Freshwater Flux Variations and Impacts on the North Pacific Ocean. American Geophysical Union Fall Meeting, San Francisco, CA, November 2003.

  129. 2004 Bidigare, R. R., Y. Chao, R. Lukas, R. M. Letelier, S. Christensen and D. M. Karl. Temporal variations in phytoplankton community structure and physical forcing at Station ALOHA (22.75N, 158W). Abstract of the ASLO/TOS Ocean Research Conference, Honolulu, HI, February 2004, p. 16.

  130. 2004 Björkman, K. M. and D. M. Karl. Phosphorus uptake kinetics of different natural populations of bacterioplankton and eukaryotic phytoplankton in the North Pacific Subtropical Gyre. Abstract of the ASLO/TOS Ocean Research Conference, Honolulu, HI, February 2004, p. 16.

  131. 2004 Church, M. J., B. D. Jenkins, D. M. Karl, S. M. Short, E. O. Omoregie and J. P. Zehr. Diversity and vertical distributions of nitrogen-fixing bacteria in the oligotrophic North Pacific Ocean. Abstract of the ASLO/TOS Ocean Research Conference, Honolulu, HI, February 2004, p. 28.

  132. 2004 Clemente, T., K. Björkman, E. Dafner, L. Fujieki, N. Jachowski, D. Sadler, G. Corno, R. Letelier, M. Church, J. Zehr and D. Karl. Regionalization of the Hawaii Ocean Time-series (HOT) observations. Abstract of the ASLO/TOS Ocean Research Conference, Honolulu, HI, February 2004, p. 29.

  133. 2004 Corno, G., R. M. Letelier, M. R. Abbott and D. M. Karl. Estimation of photosynthetic activity, as determined by Fast Repetition Rate Fluorometry (FRRF), in the North Pacific Subtropical Gyre (NPSG). Abstract of the ASLO/TOS Ocean Research Conference, Honolulu, HI, February 2004, p. 33.

  134. 2004 Fujieki, L. A. and D. M. Karl. HOT-DOGS: A user-friendly interface for access to the Hawaii Ocean Time-series data. Abstract of the ASLO/TOS Ocean Research Conference, Honolulu, HI, February 2004, p. 53.

  135. 2004 Letelier, R. M., M. R. Abbott, D. M. Karl, J. Nahorniak, R. R. Bidigare and G. Corno. Assessing phytoplankton biomass and physiological variability at Station ALOHA (22 45'N, 158 00'W) using radiance reflectance profiles. Abstract of the ASLO/TOS Ocean Research Conference, Honolulu, HI, February 2004, p. 92.

  136. 2004 Church, M. J. Dynamics of bacterioplankton growth and production in the oligotrophic North Pacific Ocean. Ocean Sciences Department, University of California Santa Cruz.

  137. 2005 Letelier, R. M., D. M. Karl, M. J. Church, and J. P. Zehr. N2 fixation research in the subtropical Pacific Ocean. Wenner-Gren Symposium on Marine Cyanobacteria. Stockholm, Sweden.

  138. 2005 Letelier, R. M., D. M. Karl, R. R. Bidigare, J. Dore, M. J. Church. New and export production in the North Pacific: Lessons from the Hawaii Ocean Time-series. Ocean Carbon and Climate Change Workshop. Woods Hole Oceanography Institution, M.A.

  139. 2005 Church, M. J. Hawaii Ocean Time-series (HOT): A window to ecosystem variability in the subtropical North Pacific Ocean. International Census of Marine Microbes (ICoMM), Honolulu, HI.

  140. 2005 Church, M. J. Photoenhanced heterotrophic production in the North Pacific Ocean. ASLO Aquatic Sciences Meeting, Salt Lake City, Utah.

  141. 2006 Björkman, K. M. and D. M. Karl. Phosphorus utilization in nutrient enrichment experiments: A case for diatoms depleting the surface ocean of phosphorus in the oligotrophic North Pacific Subtropical Gyre. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  142. 2006 Church, M. J., C. Mahaffey, A. A. Fong, J. P. Zehr, D. M. Karl. Time series investigations into the dynamics of nitrogen fixing bacteria and rates of nitrogen fixation at Station ALOHA. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  143. 2006 Clemente, T. M., M. J. Church, D. M. Karl. Spatial and temporal variability in plankton size structure along biogeochemical gradients in the Pacific Ocean. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  144. 2006 Colman, A. S., R. E. Blake, Y. Liang, D. M. Karl, K. K. Turekian, M. L. Fogel. Phosphate oxygen isotopes and microbial phosphorus cycling in the oceans. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  145. 2006 Dore, J. E., R. Lukas, M. J. Church, D. W. Sadler, R. M. Letelier, D. M. Karl. Multiyear decline in surface ocean carbon dioxide at Station ALOHA: Has the efficiency of the biological carbon pump increased? ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  146. 2006 Duennebier, F. K., M. D. Tremblay, D. Harris, J. Jolly, D. Copson, J. Babinec, W Doi, R. Lukas, D. M. Karl. The ALOHA cabled observatory. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  147. 2006 Fong, A. A., M. J. Church, D. M. Karl, R. Lukas, C. Mahaffey, J. P. Zehr. Diazotroph abundance and diversity during a large bloom in the oligotrophic North Pacific Gyre. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  148. 2006 Grabowski, E. M., K. M. Björkman, M. J. Church, T. M. Clemente, S. E. Curless, L. A. Fujieki, T. K. Gregory, A. E. Harlan, C. W. Mahaffey, D. W. Sadler, B. V. W. Watkins, D. M. Karl. Meridional variations in dissolved and particulate matter concentrations and stoichiometries in the tropical and subtropical Pacific Ocean. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  149. 2006 Grabowski, M. W., D. M. Karl, M. J. Church. Iron and phosphorus as controls on nitrogen fixation at Station ALOHA. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  150. 2006 Hannides, C. C., M. R. Landry. The ALOHA to CLIMAX transect: Understanding current vs. historical perspectives of mesozooplankton community structure in the Subtropical North Pacific Ocean. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  151. 2006 Karl, D. M. Biogeochemistry of phosphorus in the North Pacific Subtropical Gyre. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  152. 2006 Letelier, R. M., A. White, D. M. Karl, M. J. Church, J. Christian. Inter-annual to decadal variability in soluble reactive phosphorus concentration in the North Pacific Subtropical Gyre. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  153. 2006 Lukas, R., F. Santiago-Mandujano, D. Stammer. Interannual to decadal salinity variations observed near Hawaii. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  154. 2006 Montoya, J. P., A. Hansen, D. M. Karl, J. P. Zehr. Size fractionated rates and patterns of nitrogen and carbon fixation in the North Pacific Subtropical Gyre. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  155. 2006 Nahorniak, J., R. M. Letelier, A. Ashe, D. M. Karl, M. J. Church, L. A. Fujieki. In situ optical characterization of summer blooms in the North Pacific Subtropical Gyre. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  156. 2006 Sadler, D. W., K. M. Björkman, M. J. Church, T. M. Clemente, S. E. Curless, D. G. Foley, A. A. Fong, L. A. Fujieki, E. M. Grabowski, T. K. Gregory, D. M. Karl, R. M. Letelier, P. J. Lethaby, R. Lukas, C. Mahaffey, S. Maenner, P. M. McAndrew, C. L. Sabine, F. Santiago-Mandujano, B. V. W. Watkins. Station ALOHA blooms: Biogeochemical characteristics of a large plankton bloom in the oligotrophic North Pacific Ocean. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  157. 2006 Zehr, J. P., J. P. Montoya, C. Short, A. Hansen, B. D. Jenkins, M. J. Church, D. M. Karl. Nitrogenase gene expression in the North Pacific Subtropical Gyre. ASLO/TOS/AGU Ocean Sciences Meeting, Honolulu, HI, February 2006.

  158. 2006 Church, M. J. Microbial Dynamics at Station ALOHA in the North Pacific Subtropical Gyre. Pioneering Studies of Young Scientists on Chemical Pollution and Environmental Changes. Ehime University, Matsuyama, Japan.

  159. 2006 Church, M. J. Advances in understanding the time and space dynamics of marine microbes. Department of Oceanography, University of Hawaii, Honolulu, HI.

  160. 2006 Church, M. J. Temporal and spatial dynamics of marine microbes. Monterey Bay Aquarium and Research Institute, Monterey, CA.

  161. 2007 Church, M. J., D. M. Karl, A. White, R. M. Letelier. The Hawaii Ocean Time-series (HOT): Assessing temporal variability in microbial dynamics and biogeochemistry in the subtropical North Pacific Ocean. Workshop on the Implications and Opportunities of the Marine Genomics Revolution. Bermuda Institute of Ocean Sciences, Bermuda.

  162. 2007 Church, M. J. Mesoscale forcing of microbial activity and biogeochemistry in the North Pacific Ocean. School of Oceanography, University of Washington.

  163. 2007 Church, M. J. Time Series Observations at Station ALOHA: Ecosystem Dynamics in the Oligotrophic North Pacific Ocean. Japan Agency for Marine Science and Technology. Tokyo, Japan.

  164. 2007 Goebel, N. L., C. A. Edwards, M. J. Church, K. M. Achilles, J. P. Zehr. Relative contributions of three cyanobacteria phylotypes to total nitrogen (N2) fixation at Station ALOHA. ASLO Aquatic Sciences Meeting, Santa Fe, New Mexico.

  165. 2008 Beversdorf, L., J., K. Björkman, M. J. Church, E. F. DeLong and D. M. Karl. Aerobic production of methane in the sea. Ocean Sciences Meeting, Orlando, FL, March 2008.

  166. 2008 Church, M. J., R. R. Bidigare, J. E. Dore, D. M. Karl, M. R. Landry, R. M. Letelier and R. Lukas. The Hawaii Ocean Time-series (HOT) program: Sensing ecosystemvariability in the Subtropical North Pacific Ocean. Ocean Sciences Meeting, Orlando, FL, March 2008.

  167. 2008 Karl, D. M. and HOT/C-MORE Team. Nutrient dynamics at Station ALOHA. Ocean Sciences Meeting, Orlando, FL, March 2008.

  168. 2008 Mahaffey, C., K. Björkman and D. M. Karl. Physiological and community response of autotrophs to simulated upwelling of nutrient rich deep water at Station ALOHA in the North Pacific Subtropical Gyre. Ocean Sciences Meeting, Orlando, FL, March 2008.

  169. 2008 Moore, R. M., S. Punshon, C. Mahaffey, M. Church, D. Karl. Dissolved hydrogen measurements and their relationship to nitrogen fixation in the Equatorial Pacific: Results from the CMORE-BULA Cruise. Ocean Sciences Meeting. Orlando, FL, March 2008.

  170. 2008 Quay, P. D., C. Peacock, K. Björkman and D. Karl. Rates of primary production in the ocean: A comparison of traditional in-vitro and newer in-situ methods. Ocean Sciences Meeting, Orlando, FL, March 2008.

  171. 2008 White, A. E., Y. H. Spitz, J. P. Zehr, D. M. Karl and K. Björkman. Physical and chemical forcing of diazotrophic biomass along a transect from 23 S to 24.75 N. Ocean Sciences Meeting, Orlando, FL, March 2008.

  172. 2008 Eiler, A., D. H. Hayakawa, M. J. Church, D. M. Karl and M. S. Rappé. Population structure and spatiotemporal distribution of the SAR11 clade in the subtropical North Pacific. 12th International Symposium on Microbial Ecology, Cairns, Australia, August 2008.

  173. 2008 Church, M. J. The Hawaii Ocean Time-series (HOT): Temporal dynamics in ecosystem processes in the subtropical North Pacific Ocean. Changing Times: An International Ocean Biogeochemical Time-Series Workshop. Scripps Institution of Oceanography, La Jolla, CA.

  174. 2008 Church, M. J., J. E. Dore, D. M. Karl, R. M. Letelier, R. Lukas. Implementation of quality assurance and control practices for ocean time series programs. OceanSITES Annual Meeting, Vienna, Austria.

  175. 2008 Church, M. J. Microbes and Climate: Stories from the Sea. Hanauma Bay Evening Lecture Series. Honolulu, HI.

  176. 2008 Church, M. J., R. R. Bidigare, J. E. Dore, D. M. Karl, M. Landry, R. Letelier, R. Lukas. The Hawaii Ocean Time-series (HOT) program: 20 years of sustained ocean observations in the North Pacific Subtropical Gyre. European Geosciences Union, Vienna, Austria.

  177. 2009 Rappé, M. S., D. Hayakawa, A. Eiler, D. M. Karl and M. J. Church. Drivers of bacterioplankton composition in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting, Nice, France, January 2009.

  178. 2009 Church, M. J. Investigating the responses of ocean diazotrophs to variations in seawater pCO2 in the North Pacific Subtropical Gyre. Rising CO2, Ocean Acidification, and Their Impacts on Marine Microbes. University of Hawaii, Honolulu, Hawaii.

  179. 2010 Santiago-Mandujano, F. E., R. Lukas, S. DeCarlo, P. J. Lethaby, J. Snyder, E. Firing, R. Bididare, M. J. Church, J. E. Dore, D. M. Karl, M. R. Landry and R. M. Letelier. Physical trends at Station ALOHA in the North Pacific subtropical gyre. Ocean Sciences Meeting, Portland, OR, February 2010.

  180. 2010 Nahorniak, J., A. L. Whitmire, R. M. Letelier, S. Poulos, L. Fujieki and D. M. Karl. High temporal resolution observations of chlorophyll and particle concentration dynamics at Station ALOHA derived from Seaglider optical records. Ocean Sciences Meeting, Portland, OR, February 2010.

  181. 2010 Björkman, K. M., M. J. Church, K. Doggett and D. M. Karl. The effect of light on phosphorus and amino acid uptake in Prochlorococcus spp. In the North Pacific subtropical gyre using cell-sorting flow cytometry. Ocean Sciences Meeting, Portland, OR, February 2010.

  182. 2010 Watkins, K. S., A. White, Y. H. Spitz, D. M. Karl and R. M. Letelier. Enhancement of in situ nitrogen fixation in response to phosphate and phosphonate additions in the North Pacific Subtropical Gyre. Ocean Sciences Meeting, Portland, OR, February 2010.

  183. 2010 Church, M. J., R. Bidigare, J. E. Dore, M. R. Landry, R. M. Letelier, R. Lukas and D. M. Karl. The annual flow of carbon through an open ocean plankton food web.: Synthesis of 20 years of measurements at Station ALOHA. Ocean Sciences Meeting, Portland, OR, February 2010.

  184. 2010 Calil, P. H., L. Guidi, K. J. Richards, D. M. Karl and Z. S. Kolber. Modulation of carbon export at the submesoscale by Lagrangian coherent structures. Ocean Sciences Meeting, Portland, OR, February 2010.

  185. 2010 Karl, D., A. White, K. M. Björkman, L. J. Beversdorf and R. M. Letelier. Elemental stoichiometry of organic matter production by Trichodesmium IMS 101 as a function of phosphorus source with emphasis on phosphonate utilization and the production of greenhouse gases. Ocean Sciences Meeting, Portland, OR, February 2010.

  186. 2010 Duhamel, S., K. M. Björkman and D. M. Karl. Alkaline phosphatase activity and regulation in the North Pacific subtropical gyre. Ocean Sciences Meeting, Portland, OR, February 2010.

  187. 2010 Dore, J. E., M. J. Church, C. Mahaffey, R. M. Letelier and D. M. Karl. Reconciling N2 fixation rate estimates in the subtropical North Pacific Ocean. Ocean Sciences Meeting, Portland, OR, February 2010.

  188. 2010 Brzezinski, M. A., J. W. Krause, B. Li, M. J. Church, D. M. Karl and J. L. Jones. HOT and BATS: A comparative analysis of the silicon cycle. Ocean Sciences Meeting, Portland, OR, February 2010.

  189. 2010 Quay, P., C. Peacock, K. M. Björkman and D. M. Karl. Measuring primary production rates in the ocean: Differences between incubation, non-incubation and satellite methods at Stn ALOHA. Ocean Sciences Meeting, Portland, OR, February 2010.

  190. 2010 Li, B., M. A. Brzezinski, D. M. Karl and M. J. Church. Investigations into the temporal and spatial dynamics of diatoms in the North Pacific Subtropical Gyre (NPSG). Ocean Sciences Meeting, Portland, OR, February 2010.

  191. 2010 Guidi, L., J. Uitz, L. Legendre, H. Claustre, D. M. Karl and D. Stramski. Estimating carbon export and sequestration in ocean at regional and global scales. Ocean Sciences Meeting, Portland, OR, February 2010.

  192. 2010 Letelier, R. M., A. White and D. M. Karl. Wave-driven upwelling as a tool for the enhancement of biological sequestration of carbon in open oceans. Ocean Sciences Meeting, Portland, OR, February 2010.

  193. 2010 Buesseler, K., R. S. Lampitt, H. J. De Baar, S. Blain, F. Chai, K. H. Coale, M. Dai, D. M. Karl, M. Leinen, M. C. Lohan, L. Rothstein, T. W. Trull, D. Whaley and M. Zhou. Understanding and assessing the feasibility of ocean iron fertilization to reduce atmospheric carbon dioxide. Ocean Sciences Meeting, Portland, OR, February 2010.

  194. 2010 Campbell, T. L., D. Hayakawa, D. Karl, M. J. Church and M. S. Rappé. Spatial distribution of bacterioplankton lineages along a meridional transect of the Pacific Ocean. 13th International Symposium on Microbial Ecology. Seattle, WA, August 2010.

  195. 2011 Böttjer, D., M. J. Church, R. M. Letelier, D. Sadler, D. Viviani, K. S. Watkins-Brandt. Diazotroph activity and population structure in an increased CO2 world. Aquatic Sciences Meeting (S58), San Juan, Puerto Rico, February 2011.

  196. 2011 Brzezinski, M. A., J. W. Krause, B. Li, M. J. Church. Interannual variability and drivers of the silicon cycle at the Hawaii Ocean Time-series Station ALOHA. Aquatic Sciences Meeting (S02), San Juan, Puerto Rico, February 2011.

  197. 2011 Church, M. J., D. Böttjer, D. M. Karl, R. M. Letelier, D. A. Viviani and J. P. Zehr. Nitrogen fixation in the North Pacific Subtropical Gyre. Aquatic Sciences Meeting (S58), San Juan, Puerto Rico, February 2011.

  198. 2011 Del Valle, D. A., R. P. Kiene and D. M. Karl. Light dependence of dissolved DMSP-sulfur assimilation and DMS production in the oligotrophic North Pacific subtropical gyre. Aquatic Sciences Meeting (S86), San Juan, Puerto Rico, February 2011.

  199. 2011 Johnson, K. S., S. C. Riser, D. Swift, L. J. Coletti, H. W. Jannasch, J. N. Plant, C. M. Sakamoto, M. J. Church, M. W. Lomas. HOT and BATS: An in situ comparison using profiling floats with chemical sensors. Aquatic Sciences Meeting (S02), San Juan, Puerto Rico, February 2011.

  200. 2011 Lomas, M. W., M. J. Church. BATS and HOT: Comparative analysis of similar yet different marine ecosystems. Aquatic Sciences Meeting (S02), San Juan, Puerto Rico, February 2011.

  201. 2011 Nicholson, D. P., R. H. Stanley, E. Barkan, D. M. Karl, B. Luz, P. D. Quay and S. C. Doney. Evaluating triple oxygen isotope estimates of gross primary production at the Hawaii Ocean Time-series and Bermuda Atlantic Time-series Study sites. Aquatic Sciences Meeting (S02), San Juan, Puerto Rico, February 2011.

  202. 2011 Pasulka, A. L., D. A. Taniguchi, A. G. Taylor, M. R. Landry. Temporal variations in the microplankton community in the oligotrophic subtropical open ocean and potential environmental factors influencing these variations. Aquatic Sciences Meeting (S02), San Juan, Puerto Rico, February 2011.

  203. 2012 Alford, M. H., R. Lukas, B. M. Howe, A. Pickering and F. Santiago-Mandujano. Moored observations of episodic abyssal flow and mixing at Station ALOHA. Ocean Sciences Meeting (090), Salt Lake City, UT, February 2012.

  204. 2012 Della Ripa, L. A., M. R. Landry, M. Decima, C. J. Bradley, B. N. Popp. Predator:prey size relationships in pelagic ecosystems: testing the 10:1 hypothesis with mesozooplankton from three regions. Ocean Sciences Meeting (123), Salt Lake City, UT, February 2012.

  205. 2012 Dore, J. E., R. Lukas, M. J. Church, D. W. Sadler and D. M. Karl. Consistent trends and patterns of interannual variability in surface ocean CO2 at contrasting sites windward and leeward of the Hawaiian islands. Ocean Sciences Meeting (039), Salt Lake City, UT, February 2012.

  206. 2012 Gradoville, M. R., A. E. White, M. J. Zirbel, D. Böttjer, M. J. Church, R. M. Letelier. Metabolic response of Trichodesmium and crocosphaera to pCO2 pertubations on multiple time scales. Ocean Sciences Meeting (046), Salt Lake City, UT, February 2012.

  207. 2012 Howe, B. M., R. Lukas, F. Deunnebier. ALOHA Cabled Observatory: Early results including acoustics. Ocean Sciences Meeting (047), Salt Lake City, UT, February 2012.

  208. 2012 Kavanaugh, M. T., B. Hales, M. Saraceno, Y. H. Spitz, A. E. White, M. J. Church, R. M. Letelier. Satellite-derived dynamic seascapes: Spatiotemporal context for oceanographic observations of North Pacific ecosystems. Ocean Sciences Meeting (141), Salt Lake City, UT, February 2012.

  209. 2012 Lukas, R., F. Santiago-Mandujano, C. Nosse, E. Firing, D. Luther, M. Alford, B. Howe and F. Duennebier. Surprising abyssal tidal signals at Station ALOHA. Ocean Sciences Meeting (021), Salt Lake City, UT, February 2012.

  210. 2012 Nosse, C. T., F. Santiago-Mandujano, R. B. Lukas, J. E. Dore, R. A. Weller and A. J. Plueddemann. Recent strong interannual variation disrupted pycnocline and abyssal salinity trends at Station ALOHA. Ocean Sciences Meeting (039), Salt Lake City, UT, February 2012.

  211. 2012 Pasulka, A. P., M. R. Landry, D. A. Taniguchi, A. G. Taylor, M. J. Church. Temporal dynamics of phytoplankton and heterotrophic protists at Station ALOHA. Ocean Sciences Meeting (039), Salt Lake City, UT, February 2012.

  212. 2012 Santiago-Mandujano, F., C. T. Nosse, R. A. Weller, A. J. Plueddemann and R. B. Lukas. Observations and modeling of the mixed layer at Station ALOHA. Ocean Sciences Meeting (048), Salt Lake City, UT, February 2012.

  213. 2012 White, A. E., A. L. Whitmire, R. M. Letelier, M. T. Kavanaugh, M. J. Church. Time-series analyses of primary productivity as a function of absorption, pigment based phytoplankton diversity and particle size distribution. Ocean Sciences Meeting (039), Salt Lake City, UT, February 2012.

  214. 2013 Heal K. R., S. R. Smith, C. Amano-Sato, T. Coale, J. Dinasquet, A. Fischer, R. Golda, W. Johnson, A. Lopes, M. R. Rodriguez, J. Saunders, K. Shoemaker, T. Silovic, W. Smythe, O. Sosa, T. Vick-Majors, D. Karl and M. J. Church. Photosynthetic parameters over hourly and daily timescales shed light on population stability at Station ALOHA. ASLO 2013 Aquatic Sciences Meeting (SS73), New Orleans, LA, February 2013.

  215. 2013 Kavanaugh, M. T., B. R. Hales, R. M. Letelier, S. Doney, C. O. Davis, Y. Spitz, A. E. White, M. J. Church, M. Saraceno. Dynamic seascapes: An objective and hierarchical framework for understanding pelagic spatiotemporal variability. ASLO 2013 Aquatic Sciences Meeting (SS64), New Orleans, LA, February 2013.

  216. 2013 Robidart, J. C., M. J. Church, J. P. Ryan, S. T. Wilson, F. Ascani, R. Marin III, K. Richards, D. M. Karl, C. A. Scholin, J. P. Zehr. Application of high resolution autonomous time series to detect patterns of nitrogen fixing cyanobacteria in the North Pacific Ocean. ASLO 2013 Aquatic Sciences Meeting (SS33), New Orleans, LA, February 2013.

  217. 2013 Smith, S. R., K. R. Heal, C. Amano-Sato, T. Coale, J. Dinasquet, A. Fischer, R. Golda, W. Johnson, A. Lopes, M. R. Rodriguez, J. Saunders, K. Shoemaker, T. Silovic, W. Smythe, O. Sosa, T. Vick-Majors, D. Karl and M. J. Church. High resolution sampling reveals light-driven fluctuations in mirobial biomass and activities at Station ALOHA. ASLO 2013 Aquatic Sciences Meeting (SS73), New Orleans, LA, February 2013.

  218. 2013 Viviani, D. A., M. J. Church, D. Böttjer. Variability in dissolved primary production and microbial growth in the North Pacific Subtropical Gyre. ASLO 2013 Aquatic Sciences Meeting (SS14), New Orleans, LA, February 2013.

  219. 2014 Barone, B., M. J. Church, D. M. Karl, R. M. Letelier and A. E. White. Size structure and particle maxima in different layers of the water column of a subtropical gyre: Influences of algal ecology and density stratification. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  220. 2014 Bidigare, R. R., F. R. Buttler, S. J. Christensen, B. Barone, S. T. Wilson. Evaluation of the utility of xanthophyll cycle pigment dynamics for assessing upper ocean mixing processes at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  221. 2014 Björkman, K. M., J. K. Doggett, M. J. Church, D. M. Karl. Differential response to light intensity in 14C-bicarbonate versus 3H-leucine incorporation by Prochlorococcus at Station ALOHA. Ocean Sciences Meeting (069), Honolulu, HI, February 2014.

  222. 2014 Böttjer, D., D.Viviani, D. M. Karl, R. M. Letelier and M. J. Church. No evidence for enhanced carbon or dinitrogen fixation under elevated seawater pCO2 in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (125), Honolulu, HI, February 2014.

  223. 2014 Bryant, J. B., J. M. Eppley, D. M. Karl, M. J. Church and E. F. DeLong. Wind and season drive microbial community diversity in the North Pacific Subtropical Gyre at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  224. 2014 Church, M. J. and the HOT Team. The Hawaii Ocean Time-series (HOT) program turns 25: Highlights of a quarter century of sustained observations in the sea. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  225. 2014 Curless, S. E., K. M. Björkman, B. Updyke, C. Mahaffey, J. E. Dore. Analyses of inorganic nutrient pools by the Hawaii Ocean Time-series (HOT) program: Methods, procedures, and standardization. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  226. 2014 Del Valle, D., S. Martinez-Garcia, C. Suffridge, L. Cutter, S. Sanudo-Wilhelmy and D. Karl. The role of B1 and other B-vitamins at the oligotrophic Station ALOHA during natural and induced bloom conditions. Ocean Sciences Meeting (151), Honolulu, HI, February 2014.

  227. 2014 Doggett, J. K., G. Van Den Engh, M. A. Doblin and D. M. Karl. High resolution flow cytometry profiles of Prochlorococcus at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  228. 2014 Dore, J. E., D. W. Sadler and the HOT CO2 team. The HOT program presents: A Carbon carol: ghosts of CO2 past, CO2 present and CO2 yet to come. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  229. 2014 Duhamel, S., K. M. Björkman, J. K. Doggett and D. M. Karl. Microbial group specific uptake of inorganic phosphate and ATP at Station ALOHA: Kinetics, effect of light and response to rapid changes in N:P availability. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  230. 2014 Ferrón, S., S. T. Wilson, D. A. Del Valle and D. M. Karl. Methane sources in the upper ocean at Station ALOHA. Ocean Sciences Meeting (043), Honolulu, HI, February 2014.

  231. 2014 Fitzsimmons, J. N., R. Zhang, E. A. Boyle. Short- and long-term temporal variability of iron at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  232. 2014 Foley, J. M. Taking time-series to the streets: educational programs that communicate Station ALOHA research. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  233. 2014 Fontanez, K. M., E. F. DeLong. Microbial community structure and function on sinking particles at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  234. 2014 Gradoville, M. R., A. E. White, D. Böttjer, M. J. Church, R. M. Letelier. Diversity trumps acidification: No CO2 enhancement of N2 fixation by the trichodesmium community at Station ALOHA. Ocean Sciences Meeting (125), Honolulu, HI, February 2014.

  235. 2014 Hayes, C. T., E. A. Boyle, D. McGee, J. N. Fitzsimmons, R. F. Anderson. 232TH/230TH at the Hawaii Ocean Time-series Station ALOHA: A Tool for iron cycling. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  236. 2014 Howe, B. M., R. Lukas. ALOHA Cabled Observatory: On-going results and new instruments. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  237. 2014 Karl, D. M., T. Clemente, E. Grabowski, S. T. Wilson and M. J. Church. Variability in particle export at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  238. 2014 Letelier, R. M., A. E. White, M. J. Church, D. M. Karl and R. R. Bidigare. Local to basin scale modulation of primary productivity in the North Pacific Subtropical Gyre: Lessons learned from the Hawaii Ocean Time-series program. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  239. 2014 Lukas, R., F. E. Santiago-Mandujano, A. J. Plueddemann, R. A. Weller, F. K. Duennebier. Quantifying the surface freshwater flux at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  240. 2014 Luo, Y. W., D. P. Nicholson, S. C. Doney. High-frequency biogeochemical modeling based on HOE-DYLAN experiment at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  241. 2014 Martinez-Garcia, S. and D. M. Karl. Euphotic and mesopelagic zone microbial respiration at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  242. 2014 McCoy, D., F. E. Santiago-Mandujano, R. A. Weller, A. J. Plueddemann, R. Lukas. The WHOI-Hawaii Ocean Time-series site (WHOTS) mooring: Highly-resolved upper ocean trends, variability, and forcing. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  243. 2014 Poulos, S., L. Fujieki, B. Watkins, S. Searson, D. M. Karl. The ALOHA SeaGlider fleet. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  244. 2014 Sadler, D. W., J. E. Dore, M. J. Church, L. A. Fujieki and D. M. Karl. Assessing the internal consistency of CO2 measurements at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  245. 2014 Segura-Noguera, M., S. E. Curless, M. J. Church and D. M. Karl. Ammonium distribution at Station ALOHA in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  246. 2014 Thomas, S. E., M. J. Church. Diversity and activity of chemoautotrophic bacteria in the aphotic waters of the subtropical North Pacific Ocean. Ocean Sciences Meeting (051), Honolulu, HI, February 2014.

  247. 2014 Viviani, D. A., M. J. Church. Dissolved organic matter production and microbial growth at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  248. 2014 Wai, B. R., M. J. Church, D. M. Karl and E. F. DeLong. Temporal variability of ammonia-oxidizing Archaea at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  249. 2014 Wilson, S. T., D. A. Del Valle, M. Segura-Noguera and D. M. Karl. Nitrifier denitrification as a source of nitrous oxide in the lower euphotic zone of the oligotrophic North Pacific Subtropical Gyre at Station ALOHA. Ocean Sciences Meeting (043), Honolulu, HI, February 2014.

  250. 2014 Zehr, J. P., B. J. Carter, R. A. Foster, A. W. Thompson, H. J. Tripp. Same stage but different actors: 20 Years of change in nitrogen fixation at Station ALOHA. Ocean Sciences Meeting (049), Honolulu, HI, February 2014.

  251. 2015 Martinez-Garcia, S.; Karl, D. M. Microbial respiration in the euphotic zone at Station ALOHA. ASLO Aquatic Sciences Meeting (063), Granada, Spain, February 2015.

  252. 2016 Böttjer, D., J. E. Dore, D. M. Karl, R. M. Letelier, C. Mahaffey, S. T. Wilson, J. P. Zehr, M. J. Church. Temporal Variability in Nitrogen Fixation and Particulate Nitrogen Export at Station ALOHA. Ocean Sciences Meeting (B34B), New Orleans, LA, February 2016.

  253. 2016 Deppe, R. W., R. Lukas, F. Santiago-Mandujano. Characterization of bathymetric constraints on deep ocean circulation in the Kauai Deep region around Station ALOHA. Ocean Sciences Meeting (PO14C-2807), New Orleans, LA, February 2016.

  254. 2016 Howe, B., J. T. Potemra, R. Butler, F. Santiago-Mandujano, R. Lukas, F. K. Duennebier, D. M. Karl, J. Aucan. Continuing and New Measurements at the Abyssal ALOHA Cabled Observatory. Ocean Sciences Meeting (OD11A-04), New Orleans, LA, February 2016.

  255. 2016 Lukas, R., F. Santiago-Mandujano, B. M. Howe, A. J. Plueddemann, R. A. Weller, R. W. Deppe, N. G. Larson, D. J. Murphy, R. Guenther. Spatial Analysis of Abyssal Temperature Variations Observed From the ALOHA Cabled Observatory and WHOTS Moorings. Ocean Sciences Meeting (PO12C-01), New Orleans, LA, February 2016.

  256. 2016 McCoy, D., F. Santiago-Mandujano, A. J. Plueddemann, R. A. Weller, R. Lukas. Accelerating Salinity Trends at Station ALOHA in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (PO41C-04), New Orleans, LA, February 2016.

  257. 2016 Nicholson, D. P., B. Barone, D. M. Karl. Biogeochemistry from Gliders at the Hawaii Ocean Times-Series. Ocean Sciences Meeting (OD21A), New Orleans, LA, February 2016.

  258. 2016 Rii, Y. M., R. Bidigare, M. J. Church. Responses of photosynthetic assemblage structure and physiology to variations in nitrogen substrates. Ocean Sciences Meeting (B34B-0358), New Orleans, LA, February 2016.

  259. 2016 Santiago-Mandujano, F., R. Lukas, D. J. Murphy, N. G. Larson. MicroCAT/SeaCAT Sensor Calibration and Data Quality Control: Lessons Learned from 10 Years of WHOI-Hawaii Ocean Time-Series Site (WHOTS) Mooring Deployments. Ocean Sciences Meeting (OD14C), New Orleans, LA, February 2016.

  260. 2016 Viviani, D. A., M. J. Church. The effects of light, primary production, and temperature on bacterial production at Station ALOHA. Ocean Sciences Meeting (B34A-0343), New Orleans, LA, February 2016.

  261. 2016 White, A. E., R. M. Letelier. Primary productivity (PP) in the North Pacific Subtropical Gyre: Understanding drivers of variability via 14C-tracer incubations and PP diagnosed via the diurnal cycle of particulate carbon. Ocean Sciences Meeting (PP12A-08), New Orleans, LA, February 2016.

  262. 2017 Barone, B.; Nicholson, D. P.; Karl, D. M. Mesoscale eddy structure and horizontal biogeochemical variability from autonomous observations in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  263. 2017 Björkman, K. M.; Duhamel, S.; Church, M. J.; Karl, D. M. Spatial and temporal variability in phosphorus inventories and turnover of inorganic P and adenosine-triphosphate in the North Pacific. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  264. 2017 Bryant, J. A.; Mende, D. R.; Aylward, F. O.; Eppley, J. M.; Nielsen, T. N.; DeLong, E. F. A Genomic inflection point in the twilight zone of the ocean's interior. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  265. 2017 Church, M. J.; Björkman, K. M.; Karl, D. M.; Rii, Y. M.; Viviani, D. A. Emerging views on picoplankton dynamics at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  266. 2017 Curless, S. E.; Church, M. J.; Segura-Noguera, M.; Karl, D. K. Ammonium concentrations at Station ALOHA - Improved methodology allows for full ocean depth analysis. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  267. 2017 Edwards, B. R.; Romano, A. E.; Eppley, J. M.; Clemente, T. M.; Karl, D. M.; DeLong, E. F. Particle-associated microbial community structure and metabolism at abyssal depths in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  268. 2017 Eichner, M.; Klawonn, I.; Wilson, S. T.; Littmann, S.; Whitehouse, M.; Church, M. J.; Kuypers, M. M.; Karl, D. M.; Ploug, H. Distinct microenvironments and high single-cell variability in Trichodesmium colonies collected at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  269. 2017 Ferrón, S.; Barone, B.; Church, M. J.; Karl, D. M. Biological oxygen production in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  270. 2017 Follett, C. L.; White, A. E.; Follows, M. J. Nitrogen fixation measured by stoichiometric fluctuations. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  271. 2017 Foreman, R. K.; Karl, D. M. Advancing a new method for the direct determination of dissolved organic nitrogen (DON) in seawater. ASLO Aquatic Sciences Meeting (012), Honolulu, HI, February-March 2017.

  272. 2017 Grabowski, E. M.; Karl, D. M. Caloric content of Sinking particulate matter in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  273. 2017 Gradoville, M. R.; Crump, B. C.; Letelier, R. M.; Church, M. J.; White, A. E. The Diversity and functional potential of microbial communities associated with the colonial, N2-fixing cyanobacterium Trichodesmium. ASLO Aquatic Sciences Meeting (017), Honolulu, HI, February-March 2017.

  274. 2017 Hayes, C. T.; Fitzsimmons, J. N.; Morton, P. L.; McGee, D.; Boyle, E. A. Diel trace metal variations in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  275. 2017 Karl, D. M. Station ALOHA: A gathering place for discovery, education and scientific collaboration. ASLO Aquatic Sciences Meeting plenary presentation. Honolulu, HI, February-March 2017.

  276. 2017 Lindh, M. V.; Church, M. J. There and back again - Unraveling mechanisms of microbial biogeography in the North Pacific Subtropical Gyre to and from Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  277. 2017 Liu, X.; Levine, N. M. Impact of fine-scale physics on marine ecosystem and carbon dynamics in the North Pacific Subtropical Gyre: Perspectives from a new modeling approach. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  278. 2017 Luo, E.; Eppley, J. M.; Aylward, F. O.; Romano, A. R.; DeLong, E. F. Vertical variability in viral and host assemblages at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  279. 2017 Mende, D. R.; Aylward, F. O.; Bryant, J. A.; Eppley, J. M.; Nielsen, T.; DeLong, E. F. High resolution profiling of marine microbial communities reveals population distributions across the water column at Station ALOHA. ASLO Aquatic Sciences Meeting (016), Honolulu, HI, February-March 2017.

  280. 2017 Nelson, A. J.; Church, M. J.; Dornan, N.; Kyi, E.; Van Mooy, B.; Ossolinski, J.; Viviani, D. Rates of microbial activities associated with sinking particles at Station ALOHA in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  281. 2017 Olson, D. K.; Mende, D. R.; Aylward, F. O.; DeLong, E. F. Metagenomics reveals phylogenetic diversity and depth stratification of unique proteorhodopsin genes in shallow versus deep ocean waters at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  282. 2017 Rosburg, K. C.; Potemra, J. T.; Santiago-Mandujano, F.; Lukas, R.; Weller, R. A.; Plueddemann, A. J. Comparison of observed and independently-derived upper ocean currents at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  283. 2017 Royer, S. J.; Ferrón, S.; Wilson, S. T.; del Valle, D. A.; Sosa, O.; Karl, D. M. Methane production from sinking particulate matter at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  284. 2017 Rii, Y. M.; Lindh, M. V.; Church, M. J. Diversity and dynamics of eukaryotic picoplankton in the North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (054), Honolulu, HI, February-March 2017.

  285. 2017 Sadler, D. W.; Barone, B.; Burkitt, J. W.; Dore, J. E.; Church, M. J.; Karl, D. M. High-resolution in-situ pH measurements at Station ALOHA using an ion-sensitive field effect transistor. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  286. 2017 Sosa, O. A.; Ferrón, S.; DeLong, E. F.; Repeta, D. J.; Karl, D. M. Degradation of dissolved organic phosphorus by heterotrophic bacteria in the oligoptrophic ocean. ASLO Aquatic Sciences Meeting (003), Honolulu, HI, February-March 2017.

  287. 2017 Turk-Kubo, K. A.; Hogan, M. E.; Zehr, J. P.; Munoz-Marin, M. In-situ diazotroph net growth rates under different resource ratios at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  288. 2017 Valencia, B.; Landry, M. R.; Decima, M.; Hannides, C. C. Environmental drivers of mesozooplankton biomass varibility at Station ALOHA, North Pacific Subtropical Gyre. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  289. 2017 Vislova, A.; Aylward, F. O.; Romano, A.; Sosa, O. A.; Den Uyl II, P. A.; DeLong, E. F. A Depth profile of diel periodicity in marine picoplankton yields insight into ecosystem structure and function. ASLO Aquatic Sciences Meeting (028), Honolulu, HI, February-March 2017.

  290. 2017 Viviani, D. A.; Böttjer, D.; Letelier, R. M.; Church, M. J. The Influence of abrupt increases in seawater pCO2 on rates of microbial production in the subtropical North Pacific Ocean. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  291. 2017 White, A. E.; Watkins-Brandt, K. S. Annual variability in the abundance and diversity of large diazotrophs at Station ALOHA. ASLO Aquatic Sciences Meeting (040), Honolulu, HI, February-March 2017.

  292. 2017 Wilson, S. T.; Ferrón, S.; Karl, D. M. Seasonal and interannual concentrations of methane and nitrous oxide in the surface waters of the oligotrophic North Pacific Subtropical Gyre from 2008-2016. ASLO Aquatic Sciences Meeting (036), Honolulu, HI, February-March 2017.

  293. 2018 Barone, B., M. J. Follows, J. S. Weitz and D. M. Karl. The Impact of Sea Surface Height Variability on Biogeochemical Dynamics at Station ALOHA. Ocean Sciences Meeting (EP24D-0819), Portland, OR, February 2018.

  294. 2018 Björkman, K. M. and D. M. Karl. Diel Variability in the Incorporation of Leucine in the Light and Dark by Prochlorococcus at Station ALOHA. Ocean Sciences Meeting (MM14A-1411), Portland, OR, February 2018.

  295. 2018 Granzow, B. N., O. Sosa, M. Gonnelli, C. Santinelli, D. M. Karl and D. Repeta. Fast Fluorescent Bioassay for C-P Lyase Activity in Marine Microbes. Ocean Sciences Meeting (BN24D-1109), Portland, OR, February 2018.

  296. 2018 Lee, K., Y. H. Ko, T. Takahashi and D. M. Karl. Carbon-based estimate of nitrogen fixation-derived net community production in N-depleted ocean gyres. Ocean Sciences Meeting (BN33B-01), Portland, OR, February 2018.

  297. 2018 Letelier, R. M., D. M. Karl, K. M. Björkman, A. E. White, J. J. Wettstein and M. J. Church. Climate Driven Oscillations in the Proximate Elemental Control of Ecosystem Productivity Observed in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (BN53B-06), Portland, OR, February 2018.

  298. 2018 Potemra, J. T., B. M. Howe, Rosburg, K., F. Santiago-Mandujano, and K. Terada. Real-time Data, Delivered in Real-time, from the Sea Floor. Ocean Sciences Meeting (OD34B-2763), Portland, OR, February 2018.

  299. 2018 Potemra, J. T., R. Lukas, R. A. Weller, A. J. Plueddemann, S. Decarlo, and F. Santiago-Mandujano. Tropical Biases in Model and Reanalysis Products. Ocean Sciences Meeting (IS14B-2559) , Portland, OR, February 2018.

  300. 2018 Repeta, D., C. Santinelli, O. Sosa, B. N. Granzow, M. Acker, L. Valentin-Alvarado, C. Johnson and D. M. Karl. Organic Phosphorus Composition and Cycling of Particulate and High Molecular Weight Dissolved Organic Matter. Ocean Sciences Meeting (BN23B-04) , Portland, OR, February 2018.

  301. 2018 Santiago-Mandujano, F., and R. Lukas, Station ALOHA: Update and Science Highlights. OceanSITES Meeting, Kiel, Germany, July, 2018.

  302. 2018 Santiago-Mandujano, F., R. Lukas, R. A. Weller, A. J. Plueddemann, K. Rosburg, and J. T. Potemra. Non-local forcing of the mixed layer at Station ALOHA. Ocean Sciences Meeting (AI34E-1684) , Portland, OR, February 2018.

  303. 2018 Wilson, S. T. and G. J. Rehder. A Global Intercomparison of Oceanic Methane and Nitrous Oxide Measurements. Ocean Sciences Meeting (BN14D-1047) , Portland, OR, February 2018.

  304. 2019 Santiago-Mandujano, F, J. T. Potemra, R. Lukas, A. J. Plueddemann, R. A. Weller and B. M. Howe. Spatial Analysis of Abyssal Temperature Variations Observed from the ALOHA Cabled Observatory and WHOTS Moorings. OceanObs19, Honolulu, HI, September 2019.

  305. 2020 Beckett, S., D. J. R. Demory, A. Coenen, J. Casey, C. L. Follett, M. Dugenne, P. E. Connell, M. Carlson, S. K. Hu, S. T. Wilson, D. Muratore, A. Boysen, M. Harke, E. Luo, R. Rodriguez, S. Peng, K. Becker, S. Coesel, D. R. Mende, A. E. Ingalls, B. AS Van Mooy, S. Dyhrman, J. P. Zehr, E. V. Armbrust, E. DeLong, D. M. Karl, D. A. Caron, D. Lindell, M. J. Follows, A. E. White, F. Ribalet and J. S. Weitz. A day in the life of Prochlorococcus: Diel ecological oscillations of cyanobacteria, viruses and grazers in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (OB14F-0430) , San Diego, CA, February 2020.

  306. 2020 Caffin M., S. T. Wilson, A. E. White and D. M. Karl. Hydrogen production by diazotrophs: a novel approach for high frequency measurements of nitrogen fixation. Ocean Sciences Meeting (OB14D-0397) , San Diego, CA, February 2020.

  307. 2020 Dore, J. E., D. W. Sadler, A. E. White and D. M. Karl. Temporal Variations of Inorganic Carbon Pools and Air-Sea CO2 Fluxes in the North Pacific Subtropical Gyre Evaluated from 30 Years of Sustained Field Observations. Ocean Sciences Meeting (IS4C-3377) , San Diego, CA, February 2020.

  308. 2020 Juranek, L. W., A. E. White, M. Dugenne, S. Ferrón, S. Dutkiewicz and D. M. Karl. High-resolution dissolved O2/Ar and optical scattering observations from the North Pacific subtropical/subpolar transition zone reveal contributions of small phytoplankton to oceanic net community production. Ocean Sciences Meeting (CT14A-0837) , San Diego, CA, February 2020.

  309. 2020 Linney, M., A. E. Romano, E. DeLong and D. M. Karl. Characterization of Dissolved DNA in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (MM11A-06) , San Diego, CA, February 2020.

  310. 2020 Weller, R., J. T. Farrar, S. Bigorre, J. Smith, J. Potemra and F. Santiago-Mandujano. Best practices for surface radiation observations from long-term moored buoys. European Geosciences Union General Assembly, May 2020.

  311. 2020 Wilson S. T., M. Caffin, A. E. White and D. M. Karl. Introducing the Argon-Hydrogen Method to Measure Biological Nitrogen Fixation. Ocean Sciences Meeting (OB13C-01) , San Diego, CA, February 2020.

  312. 2020 Zhou, M., J. Granger, A. E. White, B. Barone, and D. M. Karl. Effects of Mesoscale Eddies on the Contribution of N2 Fixation to Export Production in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (OB14D-0396) , San Diego, CA, February 2020.

  313. 2022 Bates, E. and N. Hawco. Export flux and turnover time of iron and other bioactive trace metals from sediment traps at Station ALOHA. Ocean Science Meeting, February-March 2022.

  314. 2022 Bent, S., K. Becker, H. Fredricks, T. Clemente, B. Barone and B. Van Mooy. Life on the fringe: bottom up controls on the community lipidome of the North Pacific Subtropical Gyre. Ocean Science Meeting, February-March 2022.

  315. 2022 Curran, K., K. Ziervogel, J. Gray and R. Letscher. An annual and latitudinal analysis of the importance of transparent exopolymer particles to our understanding of subtropical North Pacific biogeochemistry. Ocean Science Meeting, February-March 2022.

  316. 2022 Garcia, C., B. Barone, S. Ferrón, S. Poulos and D. Karl. Bio-optical properties using multiple autonomous platforms in the North Pacific Subtropical Gyre. Ocean Science Meeting, February-March 2022.

  317. 2022 Gray, J., K. Curran and R. Letscher. Spatiotemporal patterns of dissolved organic phosphorus lability across the Subtropical North Pacific Gyre. Ocean Science Meeting, February-March 2022.

  318. 2022 Hawco, N., S.-C. Yang, P. P. Gonzalez, E. Blank, J. Kenyon and S. John. Quantifying Ecosystem Iron Recycling in the North Pacific Subtropical Gyre . Ocean Science Meeting, February-March 2022.

  319. 2022 Kornikova, Y., J. Potemra, B. Howe and K. Merkens. Analysis of Passive Acoustic Data at Station ALOHA Cabled Observatory. Ocean Science Meeting, February-March 2022.

  320. 2022 Lange, N., K. Currie, A. White, M. Álvarez, S. Ólafsdottir, F. Muller-Karger, L. Coppala, M. Dávila, M. Honda, B. Fiedler, B. Pfeil, A. Körtzinger and T. Tanhua. Towards a Data Synthesis Product Pilot for Ship-Based Biogeochemical Time-Series Stations. Ocean Science Meeting, February-March 2022.

  321. 2022 Luo, E., A. Leu, J. Eppley, D. Karl and E. DeLong. Diversity and origins of bacterial and archaeal viruses on sinking particles reaching the abyssal open ocean. Ocean Science Meeting, February-March 2022.

  322. 2022 Miller, E., S. Romero, K. Smith, C. Huffard, B. Popp and J. Drazen. Amino acid stable isotope composition of particulate organic matter in the North Pacific reveals abyssal community utilization of small particles. Ocean Science Meeting, February-March 2022.

  323. 2022 Pacheco, F. C., F. Santiago-Mandujano and J. Potemra. The Hawaii Ocean Time-series: Three Decades of Measuring Open-Ocean Variability. Ocean Science Meeting, February-March 2022.

  324. 2022 Streanga, I.-M., D. Repeta and T. Horner. Distribution, chemical speciation and biological cycling of iodine in the surface ocean around Station ALOHA. Ocean Science Meeting, February-March 2022.

  325. 2024 Barone, B., R. Foreman and D. M. Karl. Estimates of Diapycnal Nutrient Fluxes from Autonomous Measurements of Turbulent Mixing Near the Top of the Nutricline in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (OB44F-1013), New Orleans, LA, February 2024.

  326. 2024 Crowley, C., B. Brenes, A. E. White, R. Flynn, A. Marchetti and J. Granger. The contribution of small eukaryotes to nitrate-based new production in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (OB34D-0891), New Orleans, LA, February 2024.

  327. 2024 Dore, J. E., K. M. Björkman, M. J. Church, L. A. Fujieki, C. Funkey, D. M. Karl, R. M. Letelier, D. W. Sadler and A. E. White. Time-series multi-element mass balance reinforces the role of diatom-diazotroph assemblages as important contributors to particle export at Station ALOHA. Ocean Sciences Meeting (OB24E-0833), New Orleans, LA, February 2024.

  328. 2024 Farrell, P., B. Barone, D. Ludicone and S. Groeskamp. Vertical Variability in the Statistical Distribution of Chlorophyll a. Ocean Sciences Meeting (OB24E-0826), New Orleans, LA, February 2024.

  329. 2024 Funkey, C., D. M. Karl, J. E. Dore, A. E. White and M. J. Church. A new record: Rates of N2 fixation in the North Pacific in 2022. Ocean Sciences Meeting (OB11C-02), New Orleans, LA, February 2024.

  330. 2024 Garcia, C., B. Barone, S. Ferrón and D. M. Karl. Dynamics in particulate matter backscatter across multiple wavelengths in the North Pacific Subtropical Gyre. Ocean Sciences Meeting (OB53C-04), New Orleans, LA, February 2024.

  331. 2024 Knor, L. A. C. M., C. Sabine, A. J. Sutton, A. E. White, J. T. Potemra and R. A. Weller. Using a mixed layer budget at Station ALOHA in the oligotrophic North Pacific Subtropical Gyre to characterize net community production and calcification. Ocean Sciences Meeting (OB13B-05), New Orleans, LA, February 2024.

  332. 2024 Lange N., M. Alvarez, B. Fiedler, H. M. Benway, P. L. Buttigieg, A. B. Cattin, L. Coppola, K. I. Currie, S. Flecha, M. Honda, E. Huertas, S. K. Lauvset, F. E. Muller-Karger, A. Koertzinger, K. O'Brien, S. Olafsdottir, D. T. Rueda-Roa, F. Carvalho Pacheco, I. Skjelvan, M. Wakita, A. E. White and T. S. Tanhua. Synthesis Product for Ocean Time-Series (SPOTS) - A ship-based biogeochemical pilot. Ocean Sciences Meeting (OB12C-06), New Orleans, LA, February 2024.

  333. 2024 Letscher, R., K. Curran and T. A. Villareal. A time series analysis of transparent exopolymer particle (TEP) distributions in the subtropical North Pacific: a key process in net community production and preformed nitrate anomalies? Ocean Sciences Meeting (OB11C-03), New Orleans, LA, February 2024.

  334. 2024 Manck, L., R. Foreman, M. Seixas, J. Li, R. M. Bundy, D. Repeta, D. M. Karl and M. Church. Coupling between iron, nitrogen, and carbon utilization by heterotrophic bacteria in the North Pacific mesopelagic zone. Ocean Sciences Meeting (OB23A-02), New Orleans, LA, February 2024.

  335. 2024 Mills, M. M., S. Cheung, M. Morando, A. Voznyuk, G. V. Dijken, C. Proctor, C. V. Dijken, A. E. White, K. R. Arrigo and K. A. Turk-Kubo. Non-cyanobacterial diazotrophs actively fix N2 in surface waters of the North Pacific Subtropical Gyre: Rates and environmental controls. Ocean Sciences Meeting (OB24A-0755), New Orleans, LA, February 2024.

  336. 2024 Reeder, C. F., A. Voyznuk, A. Coët, A. Filella, R. James, A. E. White, T. Rohrer, L. Berline, O. Grosso, M. M. Mills, K. A. Turk-Kubo and M. Benavides. Particle-associated non-cyanobacterial diazotrophs in the North Pacific Gyre: Insights into N2 Fixation activity, diversity and distribution. Ocean Sciences Meeting (OB24A-0757), New Orleans, LA, February 2024.

  337. 2024 Seelen, E., E. Townsend, S. J. Gleich, J. Tracey, K. M. Björkman, D. M. Karl, A. E. White, D. A. Caron, S. Dyhrman and S. John. Phosphate supply deficits to marine phytoplankton communities are managed by physiological adaptation while changes in nitrogen supply drive whole community shifts. Ocean Sciences Meeting (CC12A-03), New Orleans, LA, February 2024.

  338. 2024 Smith, S. L., Y. Masuda, T. Hashioka, M. N. Aita, A. Yamamoto and H. Tatebe. Physiological flexibility under environmental variability: modeled phytoplankton response at five ocean observation sites. Ocean Sciences Meeting (OB24E-0839), New Orleans, LA, February 2024.

  339. 2024 Sosa, O., D. Repeta, S. Ferrón, R. Foreman and D. M. Karl. Follow the Phosphonates: Microbial Phosphorus Metabolism Reveals Distinct Sources, Transformations, and Fates of Organic Matter in the North Pacific Ocean. Ocean Sciences Meeting (OB11A-04), New Orleans, LA, February 2024.

  340. 2024 Voznyuk., S. Cheung, M. Morando, S. Smith, C. Proctor, T. Rohrer, C. V. Dijken, G. V. Dijken, K. R. Arrigo, A. E. White, M. M. Mills and K. A. Turk-Kubo. Biogeography and Activity of Non-cyanobacterial Diazotrophs throughout the North Pacific Subtropical Gyre. Ocean Sciences Meeting (OB24A-0753), New Orleans, LA, February 2024.

  341. 2024 Weller, R. A., A. J. Plueddeman, S. P. Bigorre, R. Lukas, J. T. Potemra, E. J. Thompson, C. W. Fairall and A. J. Sutton. Sustained Ocean Reference Stations are essential for a global air-sea interaction observing system. Ocean Sciences Meeting (AI53A-08), New Orleans, LA, February 2024.

  342. 2024 Xiang, Y., P. Quay, R. E. Sonnerup and A. J. Fassbender. Subtropical Gyre Nutrient Cycling in the Upper Ocean: Insights from a Nutrient-Ratio Budget Method. Ocean Sciences Meeting (OB24E-0825), New Orleans, LA, February 2024.