Other notable freshwater species that are threatened are the European eel, which is critically endangered, and several freshwater crustacean species in the Southeast United States, Sayer said.

The ricefield eel (Monopterus albus) is the only protogynous hermaphrodite freshwater fish. How this species changes its sex ...

Saving Species — Series 3, Freshwater Eels and Mitten Crabs 22 / 24 Brett Westwood looks at the invasive Chinese mitten crab, plus freshwater eels. BBC Radio 4 ...

Aside from fishing pressures, freshwater eels’ migration to the ... including efforts to list more endangered eel species on the Cites agreement – a multilateral treaty to safeguard threatened ...

The ricefield eel (Monopterus albus) is the only protogynous hermaphrodite freshwater fish. While the mechanism underlying the natural sex change in ...