Field Guide · 25 of 310 species

Fish Species Guides

Know how to identify, find, and catch America's most popular gamefish — with the size, habitat, and tactics that actually work.

Freshwater

Black crappie (Pomoxis nigromaculatus) showing scattered black speckles
Centrarchidae

Black Crappie

Black crappie is a deep-bodied panfish of the sunfish family, marked by irregular black speckles scattered across a silvery-green body.

Blue catfish (Ictalurus furcatus) showing slate-blue body and forked tail
Ictaluridae

Blue Catfish

Blue catfish is the largest catfish species in North America, a scaleless river giant with a slate-blue body and a deeply forked tail.

Bluegill (Lepomis macrochirus) showing deep body and dark ear flap
Centrarchidae

Bluegill

Bluegill is a small, deep-bodied panfish of the sunfish family, named for the blue sheen on its gill cover and lower jaw.

Brook trout (Salvelinus fontinalis) showing marbled back and red spots with blue halos
Salmonidae

Brook Trout

Brook trout is a small char of the salmon family, marked by pale worm-like markings on the back and red spots ringed with blue along the flanks.

Channel catfish (Ictalurus punctatus) showing forked tail and barbels
Ictaluridae

Channel Catfish

Channel catfish is a large, scaleless freshwater fish of the North American catfish family, distinguished by a deeply forked tail and dark scattered spots.

Flathead catfish (Pylodictis olivaris) showing broad flat head and mottled body
Ictaluridae

Flathead Catfish

Flathead catfish is a large, solitary river predator distinguished by a broad flattened head, a protruding lower jaw, and a squared tail.

Lake trout (Salvelinus namaycush) showing pale spots on a dark body and forked tail
Salmonidae

Lake Trout

Lake trout is the largest char of the salmon family, a deep, cold-water fish marked by pale spots on a dark body and a deeply forked tail.

Largemouth bass (Micropterus salmoides) watercolor illustration
Centrarchidae

Largemouth Bass

Largemouth bass is a large freshwater predatory fish of the sunfish family, distinguished by an upper jaw that extends past the rear edge of the eye.

Muskie (Esox masquinongy) showing long body and toothy duck-billed jaws
Esocidae

Muskie

Muskie is the largest member of the pike family, a long, toothy freshwater predator renowned as one of the hardest gamefish to catch.

Northern pike (Esox lucius) showing light bean-shaped spots on a dark body
Esocidae

Northern Pike

Northern pike is a long, aggressive freshwater predator of the pike family, marked by light bean-shaped spots scattered across a dark green body.

Rainbow trout (Oncorhynchus mykiss) showing pink lateral stripe and black spots
Salmonidae

Rainbow Trout

Rainbow trout is a cold-water fish of the salmon family, recognized by the broad pink-to-red stripe running along each silvery flank.

Smallmouth bass (Micropterus dolomieu) showing bronze coloration and vertical bars
Centrarchidae

Smallmouth Bass

Smallmouth bass is a bronze-colored freshwater gamefish of the sunfish family, prized for a fighting strength that far exceeds its modest size.

Walleye (Sander vitreus) showing marbled reflective eyes and brassy body
Percidae

Walleye

Walleye is a large freshwater predator of the perch family, named for its cloudy, reflective eyes that let it hunt in low light.

Yellow perch (Perca flavescens) showing golden body and dark vertical bars
Percidae

Yellow Perch

Yellow perch is a golden-bodied panfish of the perch family, easily known by six to eight dark vertical bars crossing its yellow sides.

Saltwater

Albacore tuna (Thunnus alalunga) showing its long pectoral fins
Scombridae

Albacore Tuna

Albacore tuna is a medium-sized, warm-blooded species of the mackerel family, prized worldwide as the only tuna that may be labeled canned white meat.

Cobia (Rachycentron canadum) showing broad flat head and dark brown body
Rachycentridae

Cobia

Cobia is a large, solitary coastal gamefish with a broad flat head and dark brown body, often mistaken at a distance for a shark or remora.

King mackerel (Scomberomorus cavalla) showing streamlined silver body
Scombridae

King Mackerel

King mackerel is a fast, migratory member of the mackerel family, built as a streamlined open-water predator with a steeply dropping lateral line.

Mahi-mahi (Coryphaena hippurus) showing iridescent blue-green and gold color
Coryphaenidae

Mahi-Mahi

Mahi-mahi is a fast-growing offshore gamefish famous for brilliant blue-green and gold coloration and one of the quickest growth rates of any fish.

Red snapper (Lutjanus campechanus) showing brick-red body and red eye
Lutjanidae

Red Snapper

Red snapper is a deep-bodied reef fish of the snapper family, prized for its brick-red coloration and firm, white, highly valued flesh.

Redfish (Sciaenops ocellatus) held by an angler, showing copper body and tail spot
Sciaenidae

Redfish

Redfish is a coastal gamefish of the drum family, easily identified by the copper-red body and one or more black spots at the base of the tail.

Snook (Centropomus undecimalis) showing the sharp black lateral line
Centropomidae

Snook

Snook is a warm-water coastal gamefish marked by a sharp black lateral line running the full length of its yellow-tinged silver body.

Speckled trout (Cynoscion nebulosus) showing silvery body with black spots
Sciaenidae

Speckled Trout

Speckled trout is a coastal member of the drum family, not a true trout, recognized by silvery sides scattered with distinct round black spots.

Striped bass (Morone saxatilis) illustration showing horizontal stripes
Moronidae

Striped Bass

Striped bass is a large migratory fish of the temperate bass family, named for the seven or eight dark horizontal stripes running along its silvery sides.

Summer flounder (Paralichthys dentatus) showing flat body and both eyes on one side
Paralichthyidae

Summer Flounder

Summer flounder is a flat, left-eyed bottom fish that lies camouflaged on the seafloor with both eyes on the upper side of its body.

Tarpon (Megalops atlanticus) showing large silver scales
Megalopidae

Tarpon

Tarpon is a large, prehistoric coastal gamefish clad in massive silver scales, renowned as one of the greatest fighting fish in the sea.

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