Detroit River International Wildlife Refuge: inventories

Survey of Humbug Unit for the Rockwood Christmas Bird Count, 28 Dec 2004
7:30 AM to 3 PM; 6.25 hours and 5 miles on foot. Surveyed by Julie Craves & Darrin O’Brien. Temp: 23 to 32 F; wind S-SSW 23 to 6 MPH; cloudy; still water frozen, Detroit River open in region.

Canada Goose   370
Mute Swan   590
Tundra Swan   153
Gadwall    7
American Wigeon  2,
American Black Duck  24
Mallard    595
Canvasback   77
Redhead   8
Ring-necked Duck  1
Lesser Scaup   5
Common Goldeneye  1
Hooded Merganser  3
Common Merganser  52
Great Blue Heron  53
Black-crowned Night-heron 1
Bald Eagle   1 (adult)
Cooper’s Hawk   1
Red-tailed Hawk  3
Rough-legged Hawk  1 (dark morph)
American Kestrel  1
American Coot   2
Ring-billed Gull  7
Herring Gull   28
Great Black-backed Gull 2
Mourning Dove   3
Belted Kingfisher  1
Red-bellied Woodpecker 2
Downy Woodpecker  23
Hairy Woodpecker  1
Northern Flicker  4
Black-capped Chickadee 15
Tufted Titmouse  1
Brown Creeper   5
Carolina Wren   3
Golden-crowned Kinglet 12
American Robin  36
American Tree Sparrow 33
Song Sparrow   21
Swamp Sparrow  6
White-throated Sparrow  26
Northern Cardinal  20
House Finch   1
American Goldfinch  11
House Sparrow   2

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