Classification and common scientific names are from: “A List of Common and Scientific Names of Fishes from the United States and Canada,” American Fisheries Society Publication No. 2, 1960. Key to symbols: N Species native to at least one major drainage of the Park. I Non-native species, having been introduced into Park waters by man. S A species of sporting qualities and valued for recreational angling. 1 Waterton Drainage 2 Belly River Drainage 3 Swiftcurrent Drainage 4 St. Mary Drainage 5 Two Medicine Drainage 6 Middle Fork Flathead River Drainage (exclusive of McDonald Valley) 7 McDonald Valley Drainage 8 North Fork Flathead River Drainage [Illustration: Lake Trout] Family _Salmonidae_ (trouts, whitefishes, and grayling) Lake Whitefish, _Coregonus clupeaformis_ (I) (1, 2, 3, 4, 7) Pygmy Whitefish, _Prosopium coulteri_ (N) (7) Mountain Whitefish, _Prosopium williamsoni_ (N) (S) (1, 2, 3, 4, 5, 6, 7, 8) Kokanee (Sockeye) Salmon, _Oncorhyncus nerka_ (I) (S) (3, 7, 8) Cutthroat Trout, _Salmo clarki_ (N) (S) (1, 2, 3, 4, 5, 6, 7, 8) Rainbow Trout, _Salmo gairdneri_ (I) (S) (1, 2, 3, 4, 5, 7) Brook Trout, _Salvelinus fontinalis_ (I) (S) (1, 2, 3, 4, 5, 6, 7) Dolly Varden, _Salvelinus malma_ (N) (S) (1, 2, 3, 4, 6, 7, 8) Lake Trout, _Salvelinus namaycush_ (N) (S) (1, 2, 4, 5, 7, 8) Arctic Grayling, _Thymallus arcticus_ (I) (S) (2, 8) Family _Esocidae_ (pikes) Northern pike, _Esox lucius_ (N) (S) (1, 2, 3) [Illustration: Redside Shiner] Family _Cyprinidae_ (minnows and carps) Longnose Dace, _Rhinichthys cataractae_ (N) (2, 3, 4, 5, 6, 7, 8) Northern Pearl Dace, _Margariscus margarita_ (N) (3, 5) Redside Shiner, _Richardsonius balteatus_ (N) (7, 8) Streamline Chub, _Hybopsis dissimilis_ (N) (1, 3) Northern Squawfish, _Ptychocheilus oregonensis_ (N) (7, 8) [Illustration: White Sucker] Family _Catostomidae_ (suckers) White Sucker, _Catostomus commersoni_ (N) (1, 2, 3, 4, 5) Largescale Sucker, _Catostomus macrocheilus_ (N) (6, 7, 8) Longnose Sucker, _Catostomus catostomus_ (N) (1, 2, 3, 4, 5, 6, 7, 8) Family _Gadidaie_ (codfishes and hakes) Burbot, _Lota lota_ (N) (S) (1, 4) Family _Cottidae_ (sculpins) Mottled sculpin, _Cottus bairdi_ (N) (5, 6, 7, 8) Spoonhead sculpin, _Cottus ricei_ (N) (1, 2, 3, 4) Birds of Glacier National Park Key to symbols: E—occurs on east side of the park (east of the Divide) W—occurs on west side of the park (west of the Divide) A—occurs in alpine areas ab—abundant c—common u—uncommon r—rare i—introduced a—accidental [Illustration: Common Loon] Loons Common Loon E, W, ab Arctic Loon? Red-throated Loon? [Illustration: Western Grebe] Grebes Red-necked Grebe E, W, c Horned Grebe E, W, ab Eared Grebe E, W, c Western Grebe E, W, u Pied-billed Grebe E, W, r Pelicans, Cormorants White Pelican E, W, u Double-crested Cormorant E, r