Allfishes
Ladyfish
Elops saurus
The ladyfish has an elongated, slender, silvery body with a blue-green back and fine scales. It …
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 73–96 of 136
Lamprey: Sea Lamprey
Petromyzon marinus
Fish without jaws are fish-like vertebrates, eel-like in shape, with a cartilaginous or fibrous skeleton in …
Longcomb sawfish
Pristis zijsron
The longcomb sawfish has an elongated, flat rostrum with tooth-like projections on either side. It is …
Malapterurus electricus
Malapterurus electricus
Malapterurus electricus has a characteristic appearance that distinguishes it from most other catfish. It has an …
Minnow, Fathead
Pimephales promelas
The fathead minnow has a puny, deep, compressed body with a short, flattened head. The snout …
Minnow: Golden Shiner
Notemigonus crysoleucas
Minnows are characterized by a single dorsal fin, pelvic fins, soft fin rays, cycloid scales, and …
Mooneye
Hiodon tergisus
The Mooneye is a small fish with a compressed body that is deep in proportion to …
Mozambique Tilapia
Oreochromis mossambicus
The best known member of the tilapia group is the Mozambique tilapia (Oreochromis mossambicus), which is …
Muskellunge, Tiger
Esox masquinongy x Esox lucius
Tiger muskellunge was thought to be a separate species until scientists were able to cross northern …
Nelma
Stenodus nelma
Nelma has a spindle-shaped body that is slightly flattened on the sides. Its mouth is large, …
New Zealand longfin eel
Anguilla dieffenbachii
The New Zealand longfin eel possesses a long, slender body with a large mouth filled with …
Northern snakehead
Channa argu
The northern snakehead has an elongated, cylindrical body with a flattened, snake-like head, which gives the …
Pallid sturgeon
Scaphirhynchus albus
The pallid sturgeon has a distinctive, prehistoric appearance. Its body is elongated, nearly cylindrical, with a …
Perch, Yellow
Perca flavescens
Unlike the white perch, which is actually a temperate perch, the yellow perch is a true …
Peters's elephant-nose fish
Gnathonemus petersii
The elephantnose fish has a moderately deep, laterally compressed body with a distinctive sharp, funnel-shaped snout. …
Pickerel, Chain
Esox niger
With its long, slender body, chain pickerel resembles northern pike and muskellunge, especially when young. It …
Pike, Northern
Esox lucius
The northern pike has an elongated body and head. The snout is broad and flat, resembling …
Predatory carp
Chanodichthys erythropterus
The predatory carp has a body structure typical of an active pelagic predator — streamlined, elongated, …
Red-bellied piranha
Pygocentrus nattereri
The red-bellied piranha has a short, deep body shape. Its cross-section is compressed.All piranhas have large …
Salmon, Atlantic
Salmo salar
Compared to its body size, the adult Atlantic salmon has a small head. Its body is …
Salmon, Chinook
Oncorhynchus tshawytscha
The body is elongated and somewhat compressed. The head is cone-shaped . It has a bluish …
Salmon, Chum
Oncorhynchus keta
The mouth is large, with the maxillary bone reaching backwards to the vertical of the posterior …
Salmon, Coho
Oncorhynchus kisutch
Head thick, forehead broad. The tail stem is high. In the sea and when entering rivers, …
Salmon, Pink
Oncorhynchus gorbuscha
Pink salmon are known as "humpback" because of their distorted, extremely humped appearance, which is caused …