While not technically an eel, the electric eel is one of the most potentially dangerous fish in freshwater. These fish can ...

Certain fish and the Bermuda Triangle are linked in an underwater enigma that defied explanation for years, but recent ...

Arapaima are the largest freshwater fish in South America—and a keystone species in the Amazon River ecosystem.

To test this theory, in 2021, they placed young Japanese eels in a tank with dark sleepers, which are larger, carnivorous freshwater fish. They observed that more than half the eels, after being ...

Many hope that raising eels – a delicacy in Asian markets like China, Japan and South Korea – will provide a way forward.

Construction of the Colwick Fish Pass, at a price of £12m, has opened up the River Trent and its tributaries for coarse and ...

They hang out in the freshwater habitats for about 30 years before ... a designation that isn’t federally recognized. In 2015, the U.S. Fish and Wildlife Service said that the American eel is stable ...

Genetic testing reveals that Iliamna Lake harbor seals differ from ocean harbor seals, and a fuller picture of their uniqueness is emerging.

The Environment Agency has constructed the pass where the stream flows under the A31 through a culvert onto a weir. This previously made migration more challenging for fish. The new structure creates ...

The Colwick Fish Pass has been officially opened by Alan Lovell, Chair of the Environment Agency. The country's largest fish ...