Why does a Caribbean angelfish sometimes resemble its Indo-Pacific cousin, even though they have never lived in the same ...

If you want to thrive in the dark, gloomy ocean depths then it certainly doesn't hurt to have a few tricks up your sleeve. Scientists have discovered two new species of fish that can expand an ...

Scientists have solved the mystery of why some closely-related species of an iconic reef fish have vastly different colour patterns, while others look very similar. Innovative research led by ...

Scientists have developed a model that predicts six tropical fish species will expand into northern parts of Japan as sea temperatures rise. Scientists have developed a model that predicts six ...

Discover some of the best fish breeds for kids to care for, including guppies, Mickey Mouse platies, neon tetras and zebra danios. These beginner-friendly aquarium fish are hardy, colourful and easy ...