Sven Gehrmann:
Sven Gehrmann, born in 1969, a native Berliner, who currently lives in Norden near Norddeich on the coast of Lower Saxony, has been involved with everything that lives under water since childhood. He has always been particularly interested and fascinated by crustaceans and fish. Since 1983 he is an enthusiastic hobby aquarist and nature fan of our native aquatic animals, especially ...