Fancy setting up your first aquarium? These are the best fish to choose if you’re an inexperienced aquariast.

A saltwater aquarium is an exotic and striking addition to the home. But more than a striking piece of furniture, it’s a living habitat that is both enthralling and engaging thanks to the vibrant ...

Two females of the newly discovered species, Halichoeres sanchezi or the tailspot wrasse. The males are larger and have different coloration. Credit: Allison & Carlos ...

As tropical fishes colonize new habitats in temperate oceans, made available to them because of ocean warming, researchers have found that those who shoal alongside neighbors that are native to the ...

A University of Adelaide study of shallow-water fish communities on rocky reefs in south-eastern Australia has found climate change is helping tropical fish species invade temperate Australian waters.

Researchers have described a new fish species that's been popular in the aquarium trade since the early 2000s. Wild populations are rare and restricted to a small river basin along the ...