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2010

2011

1

4 7

2012

2

13 12 6

4 32

101

7 9 2 1 10

45

14

12

1

2

16

58

63

3

4

3

4

37

22

58

72

49

27

25

Red-throated Loon Pacific Loon Common Loon Yellow-billed Loon** (loon sp.) Pied-billed Grebe Horned Grebe Red-necked Grebe Eared Grebe Western Grebe Clark’s Grebe** Short-tailed Shearwater** Double-crested Cormorant Brandt’s Cormorant Pelagic Cormorant (cormorant sp) American Bittern Great Blue Heron Green Heron Black-crowned Night Heron** Greater White-fronted Geese Canada Goose Mute Swan Trumpeter Swan Tundra Swan Wood Duck Gadwall Eurasian Wigeon Eurasian x American Wigeon American Wigeon Green-winged Teal “Eurasian” Green-winged Teal American Black Duck Mallard Blue-winged Teal *** Cinnamon Teal ***


2012 Mercer Island Bird Count