|
|
| 1. Continuous Measurments |
| Depth (Pressure)
| 0-4750
| Pressure transducer on Sea-Bird CTD package
|
| Temperature
| 0-4750
| Thermistor on Sea-Bird CTD package
|
| Conductivity (Salinity)
| 0-4750
| Conductivity sensor on Sea-Bird CTD package, standardization with
Guildline AutoSal using Wormley seawater standard
|
| Dissolved Oxygen
| 0-4750
| YSI or Sea-Bird sensor on Sea-Bird CTD package with Winkler
standardization
|
| Fluorescence (Chloropigment)
| 0-4750
| Sea-Point chlorophyll fluorometer on Sea-Bird CTD package with
discrete chlorophyll calibration
|
| Beam Transmission
| 0-1000
| Sea-Tech 25 cm path beam transmissometer, (discontinued)
|
| 2. Optical Measurments |
| Incident Irradiance (PAR)
| Surface
| LI-COR LI-1000 and Biospherical 2 π Collector
|
| Surface Downwelling Irradiance
| Surface
| Biospherical Surface Reference Sensor PRR-610
|
| Underwater Irradiance (PAR)
| 0-175
| Biospherical Profiling Natural Fluorometer 4 π Collector (discontinued)
|
| Upwelling Radiance and Downwelling Irradiance
| 0-175
| Biospherical Profiling Reflectance Radiometer PRR-600
|
| Downwelling irradiance
| 0-3
| Satlantic Tethered Spectral Radiometer Buoy (TSRB)
|
| Absorption and Beam Attenuation
| 0-250
| WET Labs AC-9 connected to Sea-Bird Sea-Cat package
|
| Fast Repetition Rate Fluorometry
| 0-250
| Chelsea FASTtracka Dynamic Photosynthetic Fluorometer
|
| 3. Water Column Chemical Measurements |
| Oxygen
| 0-4750
| Winkler Titration
|
| Dissolved Inorganic Carbon
| 0-4750
| Coulometry
|
| Total Alkalinity
| 0-4750
| Automated Gran Titration
|
| pH
| 0-4750
| Potentiometry, Spectrophotometric
|
| Nitrate Plus Nitrite
| 0-4750
| Autoanalyzer
|
| Soluable Reactive Phosphorus (SRP)
| 0-4750
| Autoanalyzer
|
| Silicate
| 0-4750
| Autoanalyzer
|
| Low Level Nitrate Plus Nitrite
| 0-200
| Chemiluminescence
|
| Low-Level SRP
| 0-200
| Magnesium-induced Coprecipitation
|
| Dissolved Organic Carbon
| 0-4750
| High Temperature Catalytic Oxidation
|
| Dissolved Organic Nitrogen
| 0-1000
| U.V. oxidation of total nitrogen
|
| Dissolved Organic Phosphorus
| 0-1000
| U.V. oxidation of total phosphorus
|
| Particulate Carbon
| 0-350
| Mass Spectrometry
|
| Particulate Nitrogen
| 0-350
| Mass Spectrometry
|
| Particulate Phosphorus
| 0-350
| High Temperature Combustion
|
| Particulate Biogenic Silica
| 0-175
| Base Hydrolysis with Amonium Molybdate Colorimetry
|
| 4. Biomass Measurments |
| Chlorophyll a & Pheopigments
| 0-175
| Fluorometric Analysis using 10-AU
|
| Chlorophyll a, b & c
| 0-175
| Fluorometric Analysis using TD-700
|
| Pigments
| 0-175
| High Performance Liquid Chromatography
|
| Phycoerythrin
| 0-175
| Fluorometric Analysis using TD-700
|
| Adenosine 5'-Triphosphate
| 0-350
| Firefly Bioluminescence
|
| Bacteria and Cyanobacteria
| 0-175
| Flow Cytometry
|
| Mesozooplankton
| 0-175
| Net tows, elemental analysis
|
| 5. Carbon Assimilation and Particle Flux |
| Primary Production
| 5-125
| "Clean" 14C Incubations
|
| Carbon, Nitrogen, Phosphorus & Silica Flux
| 150
| Free-Floating Particle Interceptor Traps
|
| 6. Currents |
| Acoustic Doppler Current Profiler
| 0-300
| Hull Mounted, RDI #VM-150
|
| Acoustic Doppler Current Profiler
| 0-4750
| Lowered ADCP (discontinued)
|
| 7. Instrument Towfish (discontinued) |
| Pressure (Depth)
| 45
| Sensor on Sea-Bird package
|
| Temperature
| 45
| Thermistor on Sea-Bird package
|
| Conductivity (Salinity)
| 45
| Conductivity sensor on Sea-Bird package
|
| Zooplankton
| 45
| Optical Plankton Counter
|
| Fluorescence
| 45
| WetLabs SeaStar fluorometer on CTD package
|
| 8. Bow Intake System |
| Temperature
| 3
| Sea-Bird remote temperature sensor
|
| Conductivity (Salinity)
| 3
| Sea-Bird temperature & conductivity sensors inside the
thermosalinograph package
|
| pCO2
| 3
| Gas equilibration, infrared detection (discontinued)
|
| Fluorescence (Chloropigment)
| 3
| Fluorometric Analysis using 10-AU
|
| 9. Moored Instruments |
| Inverted Echo Sounder Network (Dynamic height)
| 4750
| Acoustic telemetry, CTD calibration (discontinued)
|
| Sequencing Sediment Traps (Particle Flux)
| 2800, 4000
| Parflux MK7-21
|
| Physical-Biogeochemical Mooring
| 0-1000
| see HALE-ALOHA Overview
|