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Biologische Anstalt Helgoland (BAH), Hamburg 
(Biological Station Heligoland) 
(subject to reservation that projects are continued alter integration of BAH into Alfred-Wegener-lnstitut (AWI)) 
GOOS related activity 
Module 
Research / 
operational 
Measuring data / products 
Users 
Measuring techniques 
Determination of plant nutrients, chlorophyll, 
zooplankton and seston at the sea surface at 2 
stations near Sylt (part of the Sylt Wadden Sea 
Exchange Processes project - SWAP) 
3 
Operational 
Nitrite, nitrate, ammonium, phosphate, 
silicate, chlorophyll, temperature, salinity, 
pH, zooplankton, seston 
Mostly own use, 
BLMP (Fed. and 
State Governm. 
Measuring 
Programme) 
Nansen bottle, filtration through 
76 pm gauze 
Zooplankton recording at Helgoland 
3 
Operational 
research 
programme 
Zooplankton data 
Climate 
researchers, 
ecologists, BLMP 
CalCoFi 500 pm and Hydrobios 
plankton net 150 pm (both with 
current meters); 10 I water 
sampler