Six critically endangered Mekong giant catfish — one of the largest and rarest freshwater fish in the world — were caught and ...

Among these, some fish stand out not just for their colors but also for their unusual shapes ... shaped fish that inhabit our ...

Native to Southeast Asia, a tiny freshwater fish packs a surprising ... this wily little fish occupies its own unique niche. Danionella cerebrum, pictured above, produces some of the loudest ...

Freshwater fish populations that dwell nearer the poles are outperforming their equatorial counterparts, researchers have found.

In lab-scale experiments, the team has shown that small freshwater fish could be maintained for ... the organisms synthesise and accumulate unique carotenoid pigments, the team has found.

“Fire, drought and reckless water policies have made life really tough for these little fish. We’ve already lost seven of California’s unique freshwater fish species to extinction, and we shouldn’t ...

Freshwater fish populations that dwell nearer the poles are outperforming their equatorial counterparts, researchers have ...

Climate change warms waters near the poles, enabling larger migratory fish like salmon to flourish. Equatorial populations ...

“We’ve already lost seven of our state’s unique freshwater fish species to extinction, and it’d be a shame for California to lose any more,” said Jeff Miller, a conservation advocate at the Center.

A report has warned of a "catastrophic" decline in freshwater fish, with nearly a third threatened by extinction. Conservation groups said 80 species were known to have gone extinct, 16 in the ...