Family Species Period Authority 



Buteonidae 



Pernis apivorus Honey Buzzard 21 days 1 



Circus hudsonius Marsh Hawk 26 to 28 days 3 



Marsh Hawk "is nearly 4 weeks" 57 



Marsh Hawk _ 31 days 43 



Marsh Hawk 21 days 44 



Circus aeruginosus Marsh Harrier 



"21 to 24 days group" 1 



Circus cyaneus "21 to 24 days group" 1 



Accipiter velox Sharp-shinned Hawk. . .21 days 3 



Sharp-shinned Hawk 21 days 44 



Accipiter cooperi Cooper's Hawk 24 days 3 



Cooper's Hawk 24 days 44 



Accipiter nisus Sparrow Hawk 21 days 1 



American Goshawk 28 ? days 44 



Harris Hawk 28 ? days 44 



Buteo borealis borealis Red-tailed Hawk.28 days 3 



Red-tailed Hawk 28 days 44 



Red-tailed Hawk 32 days 194 



Buteo borealis calurus Western Red- 

 tailed Hawk 28 days 3 



Western Red-tailed Hawk 28? days 44 



Buteo lineatus Red-shouldered Hawk. . . 



27 to 28 days 3 



Red-shouldered Hawk 28 ? days 44 



Red-shouldered Hawk "less than 28 days" 57 



Zone-tailed Hawk 28? days 44 



Buteo swainsoni Swainson's Hawk. . ..25-28 days 3 



Swainson's Hawk . . . . 28 ? days 44 



Swainson's Hawk about 25 days 58 



Buteo platypterus Broad-winged Hawk 



23-25 days 3 



Broad-winged Hawk 21*24 days 44 



Buteo vulgaris Buzzard 21 days 1 



Buteo vulgaris Common Buzzard 31 days 2 



Urubitinga anthracina Mexican Gos- 

 hawk (Black Hawk) 24-28 days 3 



Mexican Goshawk 21-28 days 44 



Archibuteo lagopus sancti-johannis 



Rough-legged Hawk 28 days 3 



American Rough-legged Hawk 28? days 44 



Archibuteo ferrugineus Ferruginous 



Rough-legged Hawk 28 days 3 



Ferruginous Rough-legged Hawk 28? days 44 



Ferruginous Rough-legged Hawk. ..about 25 days 59 



Milvus ictinus Kite "21 to 24 days group" 1 



Pandion haliaetus carolinensis Osprey .27-28 days 3 



Osprey 21-28 days 44 



84 



