The state of Wyoming, being a land locked state, has a wide variety of freshwater fish in its lakes, rivers, and streams.

Common Name		Family	Native	Image
Cutthroat trout	Oncorhynchus clarki	Salmonidae	Yes
Rainbow trout	Oncorhynchus mykiss	Salmonidae	No
Golden trout	Oncorhynchus aguabonita	Salmonidae	No
Brown trout	Salmo trutta	Salmonidae	No
Brook trout	Salvelinus fontinalis	Salmonidae	No
Lake trout or mackinaw	Salvelinus namaycush	Salmonidae	No
Mountain whitefish	Prosopium williamsoni	Salmonidae	Yes
Kokanee salmon	Oncorhynchus nerka	Salmonidae	No
Arctic grayling	Thymallus arcticus	Salmonidae	Yes
Bigmouth shiner	Notropis dorsalis	Cyprinidae	Yes
Black bullhead	Ameiurus melas	Ictaluridae	Yes
Bluehead sucker	Catostomus discobolus	Catostomidae	Yes
Brassy minnow	Hybognathus hankinsoni	Cyprinidae	Yes
Burbot	Lota lota	Lotidae	Yes
Central stoneroller	Campostoma anomalum	Cyprinidae	Yes
Channel catfish	Ictalurus punctatus	Ictaluridae	Yes
Common shiner	Luxilus cornutus	Cyprinidae	Yes
Creek chub	Semotilus atromaculatus	Cyprinidae	Yes
Fathead minnow	Pimephales promelas	Cyprinidae	Yes
Finescale dace	Chrosomus neogaeus	Cyprinidae	Yes
Flannelmouth sucker	Catostomus latipinnis	Catostomidae	Yes
Flathead chub	Platygobio gracilis	Cyprinidae	Yes
Goldeye	Hiodon alosoides	Hiodontidae	Yes
Hornyhead chub	Nocomis biguttatus	Cyprinidae	Yes
Iowa darter	Etheostoma exile	Percidae	Yes
Johnny darter	Etheostoma nigrum	Percidae	Yes
Lake chub	Couesius plumbeus	Cyprinidae	Yes
Leatherside chub	Lepidomeda copei	Cyprinidae	Yes
Longnose dace	Rhinichthys cataractae	Cyprinidae	Yes
Longnose sucker	Catostomus catostomus	Catostomidae	Yes
Mottled sculpin	Cottus bairdii	Cottidae	Yes
Mountain sucker	Catostomus platyrhynchus	Catostomidae	Yes
Northern plains killifish	Fundulus kansae	Fundulidae	Yes
Orangethroat darter	Etheostoma spectabile	Percidae	Yes
Paiute sculpin	Cottus beldingi	Cottidae	Yes
Pearl dace	Margariscus margarita	Cyprinidae	Yes
Plains minnow	Hybognathus placitus	Cyprinidae	Yes
Plains topminnow	Fundulus sciadicus	Fundulidae	Yes
Quillback	Carpiodes cyprinus	Catostomidae	Yes
Red shiner	Cyprinella lutrensis	Cyprinidae	Yes
Redside shiner	Richardsonius balteatus	Cyprinidae	Yes
River carpsucker	Carpiodes carpio	Catostomidae	Yes
Roundtail chub	Gila robusta	Cyprinidae	Yes
Sand shiner	Notropis stramineus	Cyprinidae	Yes
Sauger	Sander canadense	Percidae	Yes
Shorthead redhorse	Moxostoma macrolepidotum	Catostomidae	Yes
Shovelnose sturgeon	Scaphirhynchus platorynchus	Acipenseridae	Yes
Speckled dace	Rhinichthys osculus	Cyprinidae	Yes
Stonecat	Noturus flavus	Ictaluridae	Yes
Sturgeon chub	Macrhybopsis gelida	Cyprinidae	Yes
Suckermouth minnow	Phenacobius mirabilis	Cyprinidae	Yes
Utah chub	Gila atrarias	Cyprinidae	Yes
Utah sucker	Catostomus ardens	Catostomidae	Yes
Western silvery minnow	Hybognathus argyritis	Cyprinidae	Yes
White sucker	Catostomus commersoni	Catostomidae	Yes
Black crappie	Pomoxis nigromaculatus	Centrarchidae	No
Bluegill	Lepomis macrochirus	Centrarchidae	No
Common carp	Cyprinus carpio	Cyprinidae	No
Emerald shiner	Notropis atherinoides	Cyprinidae	No
Freshwater drum	Aplodinotus grunniens	Sciaenidae	No
Gizzard shad	Dorosoma cepedianum	Clupeidae	No
Golden shiner	Notemigonus crysoleucas	Cyprinidae	No
Goldfish	Carassius auratus	Cyprinidae	No
Grass carp	Ctenopharyngodon idella	Cyprinidae	No
Green sunfish	Lepomis cyanellus	Centrarchidae	No
Green swordtail	Xiphophorus helleri	Poeciliidae	No
Guppy	Poecilia reticulata	Poeciliidae	No
Largemouth bass	Micropterus salmoides	Centrarchidae	No
Northern pike	Esox lucius	Esocidae	No
Ohrid trout	Salmo letnica	Salmonidae	No
Pumpkinseed	Lepomis gibbosus	Centrarchidae	No
Rock bass	Ambloplites rupestris	Centrarchidae	No
Smallmouth bass	Micropterus dolomieu	Centrarchidae	No
Spottail shiner	Notropis hudsonius	Cyprinidae	No
Walleye	Sander vitreum	Percidae	No
Western mosquitofish	Gambusia affinis	Poeciliidae	No
White crappie	Pomoxis annularis	Centrarchidae	No
Yellow perch	Perca flavescens	Percidae	No
Arctic char	Salvelinus alpinus	Salmonidae	No

References

• “Wyoming Fishing Network: Species of Fish in Wyoming.” Accessed April 27, 2020. https://wyomingfishing.net/species.htm.
• “Wyoming Game and Fish Department - Native Fish Species of Wyoming.” Accessed April 27, 2020. https://wgfd.wyo.gov/Fishing-and-Boating/Fish-of-Wyoming/Native-Fish-Species-of-Wyoming.
• “Wyoming Game and Fish Department - Non Native Fish Species of Wyoming.” Accessed April 27, 2020. https://wgfd.wyo.gov/Fishing-and-Boating/Fish-of-Wyoming/Non-Native-Fish-Species-of-Wyoming.
• Accessed April 27, 2020. http://projects.warnercnr.colostate.edu/cofishguide/index.cfm?step=literature.