New research has found that roughly half of Australia's freshwater fish are fond of snacking on animal and plant material, ...

SACRAMENTO — A fish species that's been gone for more than 50 years is now making a comeback. The pond at Granite Regional Park is the new home of the long-lost aquatic species, the Sacramento perch.

Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where ...

A new fish species has been recorded in Nebraska after a fisherman reeled in the colorful creature. “We hear about new species in Nebraska from time to time, but most of them are unwanted, invasive ...

A new fish species has emerged, but it does not hail from the realm of Mordor as its name suggests. The relationship between pacus and piranhas has been closely studied by researchers and while the ...

The fish is described as "an airbreather and can live a considerable amount of time out of the water" getty An invasive species of fish has been found slithering in Missouri once again, with officials ...