Fish described in 1818

species of fish

The tambaqui (Colossoma macropomum) is a large species of freshwater fish in the family Serrasalmidae. It is native to tropical South America, but kept in aquaculture and introduced elsewhere. It is also known by the names black pacu, black-finned pacu, giant pacu, cachama, gamitana, and sometimes as pacu (a name used for several other related species).

The walleye (Sander vitreus, synonym Stizostedion vitreum), also called the walleyed pike, yellow pike, yellow pikeperch or yellow pickerel, is a freshwater perciform fish native to most of Canada and to the Northern United States. It is a North American close relative of the European zander, also known as the pikeperch. The walleye is sometimes called the yellow walleye to distinguish it from the blue walleye, which is a color morph that was once found in the southern Ontario and Quebec regions, but is now presumed extinct. However, recent genetic analysis of a preserved (frozen) 'blue walley

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

a porcupinefish found in the waters of southern Australia

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish

species of fish