Bermuda Atlantic Time-Series Study

Bermuda Institute of Ocean Sciences

Core Measurements at BATS



Parameter Depth Range (m) Method/Instrument

Continuous electronic measurements
Temperature 0 - 4200 Dual SBE-03f sensors
Conductivity 0 - 4200 Dual SBE04 sensors
Pressure 0 - 4200 SeaBird Digiquartz
Dissolved Oxygen 0 - 4200 SBE43 polarographic membrane sensors
Fluorescence 0 - 4200 Chelsea Instruments

Discrete Samples
Salinity 0 - 4200 Guildline Autosal 8400B
Dissolved Oxygen 0 - 4200 Winkler Titration, UV endpoint
Total CO2 0 - 500 Automated coulometric analysis
Alkalinity 0 - 500 High precision titration
Nitrate, Nitrite 0 - 4200 CFA colorometric using Technicon-2
Phosphate 0 - 4200 CFA colorometric using Technicon-2
Silicate 0 - 4200 CFA colorometric using Technicon-2
Dissolved Organic Carbon 0 - 4200 High temperature catalytic oxidation
Dissolved Organic Nitrogen 0 - 4200 UV oxidation
Particulate Organic Carbon 0 - 1000 High temperature combustion CHN analyzer
Particulate Organic Nitrogen 0 - 1000 High temperature combustion CHN analyzer
Particulate Silicate 0 - 1000 Chemical digestion, colorometric analysis
Phytoplankton Pigments 0 - 250 HPLC
Fluorometric Chlorophyll a 0 - 250 Turner fluorometer
Bacteria Enumeration 0 - 4000 DAPI stained, fluorescence microscopy

Rate Measurements
Primary Production 0 - 140 in-situ incubation , 14C uptake
Bacterial activity 0 - 300 Thymidine incorporation
Particle Fluxes 150, 200, 300 Free drifting surface tethered MultiPITs
Mass flux   Gravimetric analysis
Total Carbon flux   Swimmer removal, CHN analysis
Organic carbon flux   Swimmer removal, acidification , CHN
Organic nitrogen flux   Swimmer removal, CHN analysis
     
Page last updated January 18, 2012   •     •   ©2012 BATS