Light hydrocarbons in 
surface sediments 
2. BGR 
g) Other relevant topics 
i) Degradation of hydrocarbons 
Studies on the degradation of 
different crude oils and oil 
products for identification of 
chemical degradation patterns 
2. BAH/ 
DHI 
3. Gunkel 
Factors limiting oil 
degradation 
2. BAH 
3. Gunkel 
Toxicity of different tensides 
(dispergeants)to bacteria under the 
influence of so-called biotensides 
(= surface active substances 
formed by bacteria during de 
gradation of paraffins) 
2. BAH 
3. Gunkel 
Experimental investigations 4.35 - 7.87 
about the effects of bio 
tensides in the Wadden Sea 
sediments 
1. BMU 
2. FIS 
3. Doerjes 
Large-scale mapping of gas-geochemical data, 
such as contents of Methane, Ethane, and others 
in surface sediments of selected North Sea 
areas in order to determine their origin. 
Use of GC/MS with the aim of identifying 
polluters even after a longer time has 
elapsed. 
Limitation of oil degradation by metallic oo 
trace elements. I 
On the suitability of biotensides for 
combatting oil pollution in the 
Wadden Sea