The European eel faces many hazards throughout its life cycle, including changes to ocean currents caused by climate change, pollution, poaching and obstacles in waterways such as dams and weirs.

Dr Righton also said eels could live for a "very, very long" time and had a "complicated" life cycle. "There are tales of eels that have lived over 100 years," he said. "They tend to be very long ...

In order to reduce costs, Japan's Fisheries Agency is working on the "complete" farming of eels. Complete farming is the full-cycle aquaculture of eels, or raising larvae from eggs spawned by ...

Kindai University in Osaka Prefecture said it achieved full-cycle aquaculture of Japanese eels after raising larvae from eggs spawned by artificially incubated adults. The institution said it ...

known as “shirasu unagi” (glass eels), have significantly declined. The government and research institutions are working to make full-cycle eel farming a practical reality. Research ...