Allfishes
Alaska blackfish
Dallia pectoralis
The Alaska blackfish can be identified by its short, flattened snout, the posterior position of the …
Freshwater
Freshwater fish spend part or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%.
Showing 1–16 of 16
Bass, Yellow
Morone mississippiensis
The body shape of the yellow bass is very similar to that of the white bass: …
Buffalo, Bigmouth
Ictiobus cyprinellus
The stout and deep-bodied bigmouth buffalo has a large head with a large, distinctly oblique and …
Carp, Common
Cyprinus carpio
The common carp has a thick, moderately elongated body. It has a short head, a rounded …
Charr: Brook Trout
Salvelinus fontinalus
The charr group includes only one species that is actually called 'charr' in English, Salvelinus alpinus, …
Constancia’s seasonal killifish
Cynolebias constanciae
The body of Constancia's seasonal killifish (Cynolebias constanciae) is elongate and slightly laterally compressed.
Dolly Varden, Bull Trout
Salvelinus malma, Salvelinus confluentus
These two char species, as well as Arctic char, are difficult to distinguish by appearance alone, …
Mozambique Tilapia
Oreochromis mossambicus
The best known member of the tilapia group is the Mozambique tilapia (Oreochromis mossambicus), which is …
Siamese fighting fish
Betta splendens
The body of the Siamese fighting fish is oval, flattened at the sides and elongated in …
Sturgeon, Atlantic
Acipenser oxyrinchus
The Atlantic sturgeon is dark brown or olive green with a white belly. The head is …
Sturgeon, Shovelnose
Scaphirhynchus platorinchus
The shovelnose sturgeon has a broad, flat head with an elongated shovel-like snout. There are four …
Sturgeon, White
Acipenser transmontanus
The adult white sturgeon has a moderately blunt snout, spines closer to the tip of the …
Trout, Brook
Salvelinus fontinalis
Brook trout have such unique coloration and patterns that they are rarely confused with other fish, …
Trout, Rainbow
Oncorhynchus mykiss
Rainbow trout have the typical elongated and streamlined shape of salmonids, although body shape and coloration …
Trout: Rainbow Trout
Oncorhynchus mykiss
Among the most popular and well-known species of fish called trout are brook trout, brown trout, …
Whitefish, Lake
Coregonus clupeaformis
A slender, elongated species, the lake whitefish is silvery white with an olive or pale greenish-brown …