Freshwater

Bass, Rock

Ambloplites rupestris

Although in appearance it resembles something between a bluegill and a black bass, the rock bass …

Bass, Smallmouth: Northern Smallmouth Bass, Neosho Smallmouth Bass

Micropterus dolomieui, Micropterus dolomieui dolomieui, Micropterus dolomieui velox

The smallmouth bass has a strong, slightly laterally compressed and elongated body, a protruding lower jaw, …

Bass, Spotted

Micropterus punctulatus

Spotted bass has a moderately compressed, elongated body with similar coloration and markings to those of …

Bass, Striped

Morone saxatilis

A large fish with a large mouth. The striped bass is more streamlined than its close …

Bass, Suwannee

Micropterus notius

Suwannee bass is similar in appearance to smallmouth bass and in markings to redeye bass, except …

Bass, White

Morone chrysops

White bass has a moderately deep and compressed body, which is elevated behind a small head …

Bass, Whiterock

Morone saxatilis x Morone chrysops

This fish looks like a chunkier version of striped bass, usually smaller lengths and more girth, …

Bass, Yellow

Morone mississippiensis

The body shape of the yellow bass is very similar to that of the white bass: …

Bering cisco

Coregonus laurettae

The Bering cisco has an elongated, compressed body. It is distinguished from the Arctic cisco (Coregonus …

Big Baikal oilfish

Comephorus baikalensis

The body of the Big Baikal oilfish is slender, naked (devoid of scales), with very thin …

Bighead carp

Hypophthalmichthys nobilis

The bighead carp has a deep, laterally compressed body with a characteristically very large head, which …

Black Molly

Poecilia sphenops

The Black Molly has an elongated body. Females tend to be more rounded in appearance. The …

Black tetra

Gymnocorymbus ternetzi

The black tetra has a flat, tall body.

Blotched upside-down catfish

Synodontis nigriventris

Body stocky, slightly flattened at the sides. Back more convex than abdomen, eyes large, mouth lower …

Blue leopard corydoras

Corydoras paleatus

The Blue Leopard Corydoras has a strongly curved back line and an almost flat abdomen. Its …

Bluegill

Lepomis macrochirus

The bluegill has a considerably compressed oval or rounded body, a small mouth, and a small …

Bowfin

Amia calva

The ancient fish, described by some as looking more like a snake than a fish, has …

Brazhnikov's catfish

Tachysurus brashnikowi

Brazhnikov's catfish belongs to the family Bagridae (bagrid catfishes). The species is a demersal fish, meaning …

Broad whitefish

Coregonus nasus

The Broad Whitefish has a broad, compressed body. Its nose is thick and humped, protruding behind …

Buffalo, Bigmouth

Ictiobus cyprinellus

The stout and deep-bodied bigmouth buffalo has a large head with a large, distinctly oblique and …

Buffalo, Smallmouth

Ictiobus bubalus

A deep-bodied and compressed fish, the smallmouth buffalo has a small conical head, a high back, …

Bullhead, Black

Ameiurus melas

The "black" bullhead can actually be yellowish green, dark green, olive, brown, or black on the …

Bullhead, Brown

Ameiurus nebulosus

The head of the brown bullhead is large for its round and slender body, and the …

Bullhead, Yellow

Ameiurus natalis

A moderately slender fish, it has skin without scales. The coloration varies from yellowish-olive to brown …