This species, with its many varieties, is the most common betta fish found in aquariums and pet stores, but it has more than 70 relatives, including the endangered Betta miniopinna and Betta ...

Scientists caught a popular aquarium fish in Xingu river and discovered a new species, already critically endangered, a study said. Photo from Sousa, Sousa, Oliveira, Sabaj, Zuanon and Rapp Py ...

A new study published in Animal Welfare examined how tank size and furnishings impact the behaviour of Siamese fighting fish (Betta splendens), one of the world's most popular aquarium fish.

If you’re not careful, however, they can be oppressed and eaten by the other fish you add to their tank. Because of this, it’s imperative to choose tank mates for your RCS carefully. Cherry shrimp has ...

These catfish had never been scientifically classified, despite being popular aquarium pets for decades. Looking at the fish in a laboratory, researchers quickly realized they’d discovered a new ...

but many saltwater species in home aquariums are still taken from the wild. Researchers at UF/IFAS want to change that by helping fish farmers breed popular species like clownfish and blue tangs ...