The green crab Carcinus maenas is a common littoral crab and belongs to the most invasive species on earth. Due to human transport systems across the oceans, this species had the opportunity to spread worldwide. But for ...

The common tube-building polychaete Lanice conchilega is known as a habitat structuring species and widespread in intertidal and subtidal regions down to 1900 m water depth. By effecting hydrodynamics, increasing the habitat ...

In order to test if there is a connection between sediment structure and the abundance of certain Polychaeta, samples of three different spots in the intertidal zone of the wadden sea on Sylt were analysed with respect to ...

In the Wadden sea of Sylt Littorina littorea constitutes a wide spreaded species of snails. Since L. littorea possesses no defence mechanisms against settling by epibionts such as chemical barricades, the periwinkles are ...

Personality in animals has been studied on many different species and is based on the observation and inve- stigation of behavioural traits. The common hermit crab, Pagurus bernhardus, indigenous to the mud flats in the ...

Zeitschrift zur Kursreise der Freien Universität Berlin (Deutschland) an die Kristinebergs Marina Forskningsstation (Schweden)