Field notes, v667
Page 87
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
s10-35 November 9, 1949, Gray Lodge Refuge, SW Butte Co. 430-5 p.m. RW, 30vc. [illegible] Waterfowl populations figures estimated by John Cowan as of 11-6-49 1365 Eared Grebe Pied-billed Grebe White Pelicans - 60 in one flock Farallon Cormorants Blue Heron Snowy Egrets - 50-75 Black-crowned Night Heron - 450-500 Bittern - 3 Common Canada Goose - 75 Lesser Canada Goose - 350 Cackling Canada Goose - 1800 White-fronted Goose - 3600 Lesser Snow Goose - 4500 Ross Goose - 20 Mallard - 350,000 Gadwall - 7900 Baldpate - 150,000 Pintail - 490,000 Green-winged Teal - 5000 Cinnamon Teal - 800 Shoveller - 6000 Ring-necked Duck - 200 Lesser Scaups - ? 600 Redheads - 150 Bufflehead - 25 Wood Duck - 25 Ruddy Duck - 250 Red-tailed Hawk Sparrow Hawk Coots - 7-8,000 Killdeer Wilson Snipe Long-billed Dowitchers - 150-200 Pheasants Mourning Doves Monterey Red-shafted Flickers Suisun Long-billed Marsh Wrens California Shrikes Western Meadowlarks Calif. Bicolor Redwings Brewer Blackbirds Green-backed Goldfinches Western Savannah Sparrow Gambel White-crowned Sparrows Song Sparrows