These are the prettiest freshwater fish, from vibrant brook trout and pumpkinseed sunfish to majestic lake sturgeon. Check out how these species made our list!

The lancetfish, which is normally found in deep-sea areas, has been called the "Twilight zone fish" and intact specimens are ...

To those who cast their nets into the Delaware River each spring, hoping for a bounty of shad, it’s a tradition worth saving.

A longnose lancetfish washed ashore in a rare appearance in Seaside, Oregon. Seaside Aquarium staff examined the 5-foot-long ...