Aythya marila (Linnaeus). Greater Scaup Duck. Fairly common migrant. Davis (1935b:236) records one bird from the Minidoka Project taken on March 28, 1920.
Aythya affinis (Eyton). Lesser Scaup Duck. Common during migration. Davis (1935b:235) lists this bird as a regular winter visitant in Minidoka County from October 30 to May 31.
Glaucionetta clangula americana (Bonaparte). American Golden-eye. Common resident. (D. A. 1476, Bellevue, Blaine County, June 28, 1939.)
Glaucionetta islandica (Gmelin). Barrow Golden-eye. Uncommon transient. Davis (1935b:234) records one specimen taken at the Minidoka Project.
Glaucionetta albeola (Linnaeus). Buffle-head. Common migrant. (D. A. 1852, Snake River, 1 mi. S Hammett, Elmore County, November 15, 1941.)
Histrionicus histrionicus pacificus Brooks. Western Harlequin Duck. Uncommon. Rust (1915:122) records one specimen taken on the marshes of the St. Joseph River in Kootenai County, and Merrill (1897:350) states that it is occasionally taken on the St. Joseph and Coeur d'Alene rivers.
Melanitta fusca subsp.?. White-winged Scoter. Rust (1915:122) records this bird as common on Lake Coeur d'Alene in the winter of 1913.
Melanitta perspicillata (Linnaeus). Surf Scoter. Rust (1915:122) states that this is a rare fall migrant in Kootenai County.
Oxyura jamaicensis rubida (Wilson). Ruddy Duck. Common migrant on the Snake River. Merrill (1897:350) records this duck as "not uncommon in the spring and autumn" at Fort Sherman.
Lophodytes cucullatus (Linnaeus). Hooded Merganser. Common resident in suitable localities. (D. A. 1389, Lewiston, Nezperce County, April 2, 1939.)
Mergus merganser americanus Cassin. American Merganser. Common resident. Merrill (1897:350) states that the bird is common in fall and winter at Fort Sherman.
Mergus serrator Linnaeus. Red-breasted Merganser. Uncommon. Merrill (1897:350) records one specimen taken "near Fort Sherman."
Cathartes aura teter Friedmann. Western Turkey Vulture. Common resident in southern Idaho, and transient elsewhere. Merrill (1897:352) records it as a summer resident at Fort Sherman.
Accipiter gentilis striatulus (Ridgway). Western Goshawk. Fairly common migrant, and possibly resident. Hand (1933b:36) reports it as resident in northern Idaho. (D. A. 1317, 1318, Nezperce, Lewis County, January 9 and 12, 1939.)
Accipiter striatus velox (Wilson). Sharp-shinned Hawk. Common resident. (D. A. 1296, 4-1/2 mi. NE Genessee, Latah County, November 27, 1938.)
Accipiter cooperii (Bonaparte). Cooper Hawk. Common resident in the forests. (D. A. 1450, Sandpoint, Bonner County, May 24, 1939.)
Buteo jamaicensis calurus Cassin. Western Red-tailed Hawk. Common resident. (D. A. 1352, Moscow, Latah County, March 18, 1939.)
Buteo platypterus platypterus (Vieillot). Broad-winged Hawk. Davis (1936:86) records one specimen of this hawk taken on May 23, 1935, at Castle Creek, 8 mi. S Oreana, Owyhee County.
Buteo swainsoni Bonaparte. Swainson Hawk. Common resident. (D. A. 1451, Moscow, Latah County, May 21, 1939.)
Buteo lagopus s. johannis (Gmelin). American Rough-legged Hawk. Common migrant and possibly resident. (D. A. 1301, 11 mi. SE Genessee, Nezperce County, November 27, 1938.)
Buteo regalis (Gray). Ferruginous Rough-leg. Uncommon migrant. (D. A. 1326, 4 mi. N Minidoka Power Plant, Minidoka County, January 27, 1939.)
Aquila chrysaëtos canadensis (Linnaeus). Golden Eagle. Uncommon resident. Merrill (1897:353) stated that the species occurred "sparingly" at Fort Sherman.
Haliaeetus leucocephalus washingtoniensis (Audubon). Northern Bald Eagle. Uncommon resident in northern Idaho, Merrill (1897:353) stated that a few pairs bred about Lake Coeur d'Alene.
Circus cyaneus hudsonius (Linnaeus). Marsh Hawk. Very common resident. (D. A. 1371, Havenor's, 7 mi. NW Pocatello, Power County, April 1, 1939.)
Pandion haliaetus carolinensis (Gmelin). Osprey. Uncommon resident. Merrill (1897:353) reported the bird as frequent in the summer at Fort Sherman.
Falco mexicanus Schlegel. Prairie Falcon. Fairly common resident. (D. A. 1319, American Falls, Bingham County, January 16, 1939.)
Falco peregrinus anatum Bonaparte. Duck Hawk. Uncommon resident. Bond (1946:104) lists this bird as a rare breeder in Idaho.
Falco columbarius bendirei Swann. Western Pigeon Hawk. Rust (1915:124) records one specimen from Coeur d'Alene as subspecies columbarius; although the skin has not been checked by me, it would seem to be more likely of subspecies bendirei, corresponding to others taken in northern Idaho.
A Check-List of the Birds of Idaho · The Wunder Library — complete classics, free to read, with narration.