Microbiological long-term 
studies at the Helgoland 
Roads 
(5) 
iv) Surface micro-layer 
Toxic effects of the 
surface micro-layer 
on developing fish eggs 
(8) 
vi) Littoral and sublittoral 
Physical processes in the 
Wadden Sea 
(9a) 
Pollutants in the Wadden 
Sea 
(5),8 
Sensitivity mapping of the 
Wadden Sea 
(see also "Marginal Projects") 
6 
Pollutant mapping of the 
Wadden Sea 
( 
2 
3 
2 
3 
1988 - 1995 
2 
3 
2 
5.87 - 12.90 1 
2 
3 
88 - 91 
(planned) ^ 
2 
see also Project 
"Fish diseases in the Wadden Sedi 
BAH 
Once a week samples are taken to determine BOD, 
total amount of bacteria, different groups of 
Gunkel 
bacteria, and yeasts. 
BAH 
Effects of the surface micro-layer upon 
embryonic development and viable hatch 
in fish embryos. 
v. Westernhagen 
GKSS 
Compilation of sea and current energetics and 
material transport in a data information system. 
Michaelis 
BGR 
NLfB 
FIS 
Investigation programme using Mercury as an 
indicator to determine the spreading of 
anthropogenic pollutants in the Wadden Sea o 
and adjacent areas. I 
BMU/UBA 
Development of a sensitivity screening of the 
GKSS 
Wadden Sea as for damage caused by oil 
accidents and a view to other hazardous sub 
Miiller 
stances. Electronic data processing of field 
investigation data with regard to ecosystem 
research. 
UBA 
This project is planned as a follow-up of the 
preceeding one. 
Within the frame of a four year field investi 
GKSS 
gation programme of the whole Federal German 
Wadden Sea, sediment samples are taken in order 
to gain data on the ecology of the Wadden Sea 
and on the burdening of the Wadden Sea with 
pollutants.