It’s one of the longest rivers in the United States, and it's full of fish. Discover what is lurking in the Arkansas River.

I have no idea if the fish swimming in it can see how muddy the water is. They probably go about minding their own business, ...

A new study of giant danios (not pictured) suggests schools of fish save 79 percent more energy in turbulent conditions than fish swimming individually. Gordon Firestein via Wikimedia Commons under CC ...

An Australian freshwater Murray cod has surprised scientists by swimming a marathon 860 kilometers (530 miles) along a major ...

An Australian freshwater Murray cod has surprised scientists by swimming a marathon 860 kilometres (530 miles) along a major ...

Watch as we transform a regular aquarium into an epic family-style aqua park for fish! Complete with a swimming pool and ...

Bass fishing has seen a lot of big changes in recent years, from new baits, to crazy electronic advancements. These changes have led to some of the old reliable baits our fathers and grandfathers ...