The clown loaches, a type of tropical freshwater fish native to the waters of Indonesia ... Some of their more popular breeds include mollies, gouramis, swordtails, platies and barbs.

From exotic dragon gobies to unusual puffer fish, there are many beautiful aquatic companions that thrive in brackish water, ...

Livebearer fish are some of the most fascinating marine creatures. Instead of laying eggs, they produce fully formed live ...

These are the world’s longest-lived freshwater fish. Some reach 127 years old, a feat previously thought impossible for ...

From mullet to bluegill, at least six kinds of salt and freshwater fish swim in the canals of Cape Coral. What to know ...

In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, Ferruaspis brocksi, that shows preserved stomach contents as well as the pattern ...

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

As seawater creeps further into coastlines, salt threatens to pollute the freshwater reserves that ... which can change water’s oxygen levels for fish and block sunlight from underwater plants.

The Sicklefin Redhorse has a long history in the waters of southern Appalachia. But the fish wasn’t rediscovered and ...

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 ...

Vice-chancellor of the University of Auckland Dawn Freshwater. Photo / NZ Herald. University of Auckland vice-chancellor Dawn Freshwater is facing another revolt from her academic staff – this ...