Among the largest, longest-living fish in freshwater, sturgeon can reach seven feet long, weigh 350 pounds and survive to be 70. Today there are only two distinct populations of North American green ...

DESCRIPTION: Sturgeon have cartilaginous skeletons and a tube-like mouth. In the Kootenai River, they can grow to be larger than 200 pounds. They are gray in color. HABITAT: Kootenai River white ...