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 ...

Aquarists use antibiotics to treat bacterial infections, such as fin rot, in fish. For the best chance of helping fish ...

I mean, just take a look at the koi's wild relative, the common carp. Its dark colors ... and today they're some of the most expensive pet fish in the world. But why? Koi were originally raised ...

The goldfish will also reproduce with the native common carp to create ... Species Action Network also has fish rehoming resources and urges potential pet owners to consider local and state ...