Selected fish descriptions

This section is the result of Eagle Scout projects, working with Museum volunteers. Each page contains information about a fish and a PDF file containing an outline of the fish. Earlier versions included color images of the fish for those who wished to use the descriptions as a coloring book. Please respect the copyright and contact the Museum if you want to see the color images.

Species Name and Authority

Common Name

Acipenser transmontanus Richardson, 1836

white sturgeon

Ameiurus melas (Rafinesque, 1820)

black bullhead

Coregonus clupeaformis (Mitchill, 1818)

lake whitefish

Cottus confusus Bailey & Bond, 1963

shorthead sculpin

Cottus greenei (Gilbert & Culver, 1898)

Shoshone sculpin

Cottus leiopomus Gilbert & Evermann, 1894

Wood River sculpin

Gambusia affinis (Baird & Girard, 1853)

western mosquitofish

Ictalurus punctatus (Rafinesque, 1818)

channel catfish

Lampetra tridentata (Gairdner, 1836)

Pacifc lamprey

Lota lota (Eigenmann & Eigenmann, 1892)


Lepomis gibbosus (Linnaeus, 1758)


Lepomis macrochirus Rafinesque, 1819


Mylocheilus caurinus (Richardson, 1836)


Oncorhynchus clarkii (Richardson, 1836)

cutthroat trout

Oncorhynchus keta (Walbaum, 1792)

chum salmon

Oncorhynchus kisutch (Walbaum, 1792)

coho salmon

Oncorhynchus mykiss aguabonita (Jordan, 1892)

golden trout

Oncorhynchus mykiss (Walbaum, 1792)

rainbow trout, steelhead

Oncorhynchus nerka (Walbaum, 1792)

kokanee, sockeye salmon

Oncorhynchus tshawytscha (Walbaum, 1792)

Chinook salmon

Perca flavescens (Mitchill, 1814)

yellow perch

Percopsis transmontana (Eigenmann & Eigenmann, 1892)

sand roller

Prosopium abyssicola (Snyder, 1919)

Bear Lake whitefish

Prosopium coulterii (Eigenmann & Eigenmann, 1892)

pygmy whitefish

Prosopium gemmifer (Snyder, 1919)

Bonneville cisco

Prosopium spilonotus (Snyder, 1919)

Bonneville whitefish

Prosopium williamsoni (Girard, 1856)

mountain whitefish

Rhinichthys cataractae (Valenciennes, 1842)

longnose dace

Richardsonius balteatus (Richardson, 1836)

redside shiner

Salmo salar Linnaeus, 1758

Atlantic salmon

Salmo trutta Linnaeus, 1758

brown trout

Salvelinus alpinus (Linnaeus, 1758)

Arctic char

Salvelinus           fontinalis (Mitchill, 1814)

brook trout

Salvelinus malma (Walbaum, 1792)

Dolly Varden

Salvelinus namaycush (Walbaum, 1792)

lake trout

Thymallus arcticus (Pallas, 1776)

Arctic grayling

Select the fish using the species name or the common name. Click on the species name to go to the species page.