Hawaii Ocean Time-series (HOT)
in the School of Ocean and Earth Science and Technology at the University of Hawai'i

Ancillary Projects Supported by HOT

Principal Investigator Institution Funding Agency Duration Project Title
Ricardo Letelier Oregon State University NASA HALE-ALOHA: biooptics
Marlin Atkinson University of Hawaii NSF 12/88 - 12/95 Calibration Stability of Two New Oxygen Sensors for Ctds
Claudia Benitez-Nelson University of South Carolina NSF 11/98 - 11/02 234Th export
Edward Boyle MIT NSF HALE ALOHA: Trace metals
Karin Björkman University of Hawaii NSF 4/99 - 8/02 Coupled intensification of N and P cycles in the subtropical North Pacific Ocean
Mark Brzezinski UCSB NSF 1/08 - 12/09 Silica production and dissolution rate measurements
John Bullister PMEL NSF 12/04 - present CFC and SF6 geochemistry
Lisa Campbell Texas A&M University NSF 3/91 - 2/94 Phytoplankton Population Dynamics at the Hawaii Ocean Time-series Station
Lisa Campbell, Giacomo DiTullio Texas A&M University, College of Charleston NSF 11/94 - 10/97 Effects of light and nitrogen source on Prochlorococcus growth
Penny Chisholm MIT NSF 10/02 - 1/11 Prochlorococcus ecotype dynamics
Matthew Church University of Hawaii NSF 8/09 - present Nitrogen fixation in a high CO2 world
James Cowen University of Hawaii NSF 8/92 - 12/94 Studies on the Dynamics of Marine Snow and Particle Aggregation in the North Pacific Central Gyre
Steve Emerson University of Washington NSF 10/93 - 9/96 Ocean Oxygen Fluxes
Steve Emerson University of Washington NSF HALE-ALOHA: dissolved gases
Mark Huntley Cornell University, Ithaca ONR 2/95 - 12/97 Particle Size Distribution at Stn. ALOHA Measured with an Optical Plnakton Counter
Hans Jannasch MBARI MBARI HALE-ALOHA: automated nutrients
David Karl / Renate Scharek University of Hawaii NSF 1/95 - 5/96 Diatom population dynamics
David Karl University of Hawaii NSF LTER Cross-site Comparison Microbial Loop Dynamics
Karl, Chisholm, Zehr & DeLong various NFS 1/97 - present C-MORE Microbial RNA/DNA
Charles Keeling UCSD, Scripps Inst. Oceanography NSF 12/88 - present A Study of the Abundance and 13C/12C Ratio of Atmosphere Carbon Dioxide and Oceanic Carbon in Relation to the Global Carbon Cycle
Edward Laws, Brian Popp University of Hawaii NSF Isotopic composition of phytoplankton
Ricardo Letelier Oregon State University NASA TSRB validation of satellite remote sensing
George W. Luther III University of Delaware NSF 2/93 - 1/96 Iodine Speciation as a Primary Productivity Indicator
Christopher Measures University of Hawaii ONR 4/93 - 12/95 Temporal Variation of Dissolved Trace Element Concentrations in Response to Asian Dust Inputs
Brian Popp, Dave Karl University of Hawaii NSF 6/91 - 5/94 Isotopic Analysis of DOC and Cell Concentrates
Brian Popp/ Nathaniel Ostrom University of Hawaii, Michigan State University NSF Origins of oceanic N2O
John Porter University of Hawaii NASA 1/98 - 10/01 Aerosols at Station ALOHA
Paul Quay University of Washington NOAA 6/93 - 5/02 13C/12C of Dissolved Inorganic Carbon in the Ocean
Mike Rappé University of Hawaii NSF Marine bacterioplankton community structure
Francis Sansone University of Hawaii ONR 1/96 - 12/01 Upper Ocean Methane Dynamics
Ken Smith UCSD, Scripps Inst. of Oceanography NSF Organic carbon utilization by deep-sea sediment communities
Hans Thierstein Geological Institute Swiss Federal Institute of Technology Swiss FIT 1/93 - 10/96 Calcareous Phytoplankton Dynamics
Peter le B Williams University of Wales, Bangor NERC 4/01 - 5/02 Oxygen Flux
Jonathan Zehr UC Santa Cruz NFS 1/96 - 7/09 Nitrogen fixation genes