Researchers studying pharmaceutical pollution tracked salmon that had been exposed to anti-anxiety medication. The fish appeared to lose their inhibitions.

Concern has grown over the appearance of the spectacular body of water, which has seen a proliferation of tiny organisms ...

A massive 850-pound swordfish that's bigger than the Florida state record was caught off the coast of Southeast Florida on ...

Blowfish are loved by aquarium enthusiasts because of their unique traits, and this breed may just live with you for over two ...

Beveal's fish replaces a 16.17-pound largemouth bass caught by Keith Burns at Caddo Lake on March 20, 2010. Barry StClair ...

The European catfish is the largest freshwater fish in Europe, reaching up to 2.8 meters in length and 130 kg in weight. It ...

Political tensions, especially over tariffs, are threatening the future of the largest freshwater ecosystem on Earth.

The blobfish, described as the world's ugliest animal, has been voted fish of the year in New Zealand. The creature, which grows to about 12 inches (30cm) long, is known affectionately as Mr ...

This document constitutes the Australian national recovery plan for the giant freshwater crayfish. The plan considers the conservation requirements of the species across its range and identifies the ...

One of the 15 million-year-old freshwater fish fossils. The stomach contents of the fish show ... to pony-size dinosaur from Jurassic —125 million-year-old fossil of giant venomous scorpion that lived ...

Osmeriformes is a broad order of fish that includes various smelt species found worldwide, both in freshwater and marine environments. Smelt are relatively common across the U.S., particularly in ...

Due to pollution, climate change and overfishing, freshwater fish are thought to be the second most endangered vertebrates in the world. In Lake Victoria, a giant lake shared between Kenya ...