Nearly one in three freshwater fish species now faces possible extinction, a statistic that reflects mounting pressure on ...

A research team traveled to South Africa’s Umzimkhulu River in 2017 with a specific mission: find surviving pockets of the Maluti redfin minnow, a species declared extinct after introduced trout ...

A search for a fish lost to extinction led to a brand-new species hiding in a South African river.

The tiny Amazon molly (Poecilia formosa) has always fascinated researchers because, according to the rules of evolution, it shouldn't have survived as a species, let alone thrive as a species for over ...

Scientists used AI to analyze 10,631 freshwater fish species and found that stable, connected rivers are critical for survival.

SAN JOSE, Calif. (KGO) -- Concerning findings about the world's freshwater fish population, 25% are in danger of extinction according to the International Union for Conservation of Nature. It's a ...

In an effort to safeguard the endangered Sonoyta pupfish, the Arizona Game and Fish Department (AZGFD) recently introduced 123 of these fish into Biosphere 2's Desert ...

A fish previously declared extinct has been released back into the wild in Australia. The olive perchlet, a small oval-shaped fish with large eyes, was considered extinct in Victoria, Australia, in ...

Researchers identified a new freshwater fish species in South Africa after years of genetic testing and analysis. Zoosystematics and Evolution Zoosystematics and Evolution A team of scientists went ...

The ivory-billed woodpecker, along with 22 other species of birds, fish, mussels and other wildlife, is set to be declared extinct and removed from the endangered species list, US wildlife officials ...

Late last year, the U.S. Fish and Wildlife Service announced rule changes that would impact habitats and listing or delisting ...