DK Find Out! Fish

Around 50 percent of all the species of backboned animals alive today are fish.

Crash Course Kids: A Fresh Future - Episode 33.2
Crash Course Kids

In this episode of Crash Course Kids, Sabrina talks about a few different examples how some freshwater sources were good, then bad, then made good again.

National Park Service: Junior Ranger Books - Junior Ranger Let's Go Fishing!
National Park Service

Explore fish and fishing through a Junior Ranger activity book dedicated to things that swim.