The historical occurrence of the angelshark Squatina squatina and common skate Dipturus batis in Dutch coastal waters

The North Sea is known for its natural richness.The area is also among the most intensively exploited seas in the world, and there is a rising concern of fisheries impact, as many fish species have disappeared or populations are marginalized. With the loss of fish biodiversity there is a growing call to restore the natural richness of the North Sea. However, it is often unclear what this natural richness is, because our baseline often dates back one or two human generations. Elasmobranchs (sharks, skates and rays) arean example of a group of species of which the populations in the North Sea ha... Mehr ...