Setting up a home aquarium can be a rewarding experience, but one of the first and most crucial decisions you'll need to make ...

While some fish species are territorial and should be kept alone, some others feel stressed and insecure when kept alone.

The world has seven continents, but do you know the largest freshwater fish in each? These creatures show the incredible ...

They've been splashing around streams and keeping aquariums since they ... 700 of the approximately 1,000 species and subspecies of U.S. freshwater fish. Like most freshwater fish, those of ...

The types of fish and other creatures you can keep in your aquarium will vary greatly depending on whether you choose freshwater or saltwater. Freshwater aquariums are typically home to fish like ...

In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, ...

A recent study co-authored by UW professor and freshwater ecologist Julian Olden found a direct connection between the ...

Other mussels can jump up and clamp onto a fish’s face to expel their larvae onto its gills. • Worldwide there are 890 known freshwater mussel species, and 302 of those live in North America.

The giant freshwater ... species. The giant freshwater stingray is classified as endangered, and there are indications that stingray numbers have dropped dramatically in recent years as the fish ...