Freshwater

Burbot

Lota lota

The head is flattened, broad, with an unpaired antenna on the chin and short antennae at …

Bushymouth catfish

Ancistrus dolichopterus

The Bushymouth catfish has a flattened body that is completely covered in polygonal bony plates. Its …

Butterfly peacock bass

Cichla ocellaris

Butterfly peacock bass are characterized by a great variability in coloration. They are generally yellowish green, …

Campylomormyrus curvirostris

Campylomormyrus curvirostris, gnathonemus curvirostris, campylomormyrus rhynchophorus.

The snout of Campylomormyrus curvirostris is highly elongated and curved downward like a trunk, with a …

Campylomormyrus numenius

Campylomormyrus numenius

Campylomormyrus numenius possesses a highly elongated, ventrally curved rostrum, analogous to an elephant's trunk, terminating in …

Candiru

Vandellia cirrhosa

The candiru has an elongated body, a small head, and an abdomen that may appear swollen, …

Cardinal tetra

Paracheirodon axelrodi

The Cardinal tetra has an elongated body that is slightly flattened on the sides. The females …

Carp, Common

Cyprinus carpio

The common carp has a thick, moderately elongated body. It has a short head, a rounded …

Carp, Grass

Ctenopharyngodon idella

The grass carp has an elongated and rather compressed body, a broad and blunt head, a …

Cascarudo

Callichthys callichthys

Cascarudo has an elongated, slightly flattened body covered with two rows of bony plates. It has …

Catfish, Blue

Ictalurus furcatus

Blue catfish are usually bluish-grey or slate-blue, without spots or other markings, although they can be …

Catfish, Channel

Ictalurus punctatus

The body is bare, elongated, slender and compressed at the rear. The caudal fin is long …

Catfish, Flathead

Pylodictus olivaris

The flathead catfish has a distinctive appearance and is not easily confused with any other species. …

Catfish, White

Ameiurus catus

White catfish resemble a cross between a channel cat and a bullhead, with a slightly forked …

Catfish: Channel Catfish

Ictalurus punctatus

Most catfish have no scales, but some are covered with heavy scales. They are characterised by …

Charr, Arctic

Salvelinus alpinus

Like all members of the genus Salvelinus, the Arctic charr has bright spots on the body, …

Charr: Brook Trout

Salvelinus fontinalus

The charr group includes only one species that is actually called 'charr' in English, Salvelinus alpinus, …

Chosa herring

Clupea pallasi suworowi

The abdominal keel scales of the Chosa herring are developed only behind the base of the …

Chub

River chub is an olive-coloured fish with a strong body, large scales and light yellow to …

Chub, Creek

Semotilus atromaculatus

The chub's snout is pointed, the mouth large, with a small antenna at the corner of …

Chub, Hornyhead

Nocomis biguttatus

The body of the hornyhead chub is slender, with a rounded snout. The mouth is large, …

Chubsucker: Lake Chubsucker

Erimyzon oblongus

Chubsuckers are characterised by their small, protruding, sucker-like mouths and thick, fleshy lips. Creek, lake and …

Chukot char

Salvelinus andriashevi

The Chukot char is a relative of the Pacific whitespotted char (Salvelinus leacomaenis). Its body is …

Cisco

Coregonus spp

Characterised by a thick dorsal fin and a split tail, the cisco has a terminal mouth …