Date: 1/5/18 11:14 am
From: Paul Sullivan <paultsullivan...>
Subject: [obol] Yamhill Valley CBC results
The Yamhill Valley CBC was conducted Jan 3, 2018. We had good weather and
24 counters.



We found the average number of a good number of species, but had some
notable highs and lows.



Species that were down include Shoveler, Ruddy Duck, Kestrel, Steller's Jay,
Bushtit, Siskins.

Species that increased included P-b Grebe, Ring-necked Duck, Crows,
Wrentits.

We missed Great Egret, Wild Turkey, and Dipper.



Totals 5 yr Avg. Species



10 6.2 Pied-billed Grebe

7 5.6 Dbl-crested Cormorant

5 14.6 Great Blue Heron

CW CW Gtr White-fronted Goose

508 625 Canada Goose

606 2519.4 Cackling Goose

8 6.8 Wood Duck

1 1.2 Eurasian Wigeon

349 263.2 American Wigeon

185 481.2 Mallard

135 331.2 Northern Shoveler

491 428.4 Northern Pintail

252 394.6 Green-winged Teal

238 88.4 Ring-necked Duck

164 144.6 Lesser Scaup

35 87.2 Bufflehead

5 24.6 Hooded Merganser

10 19.4 Common Merganser

238 562 Ruddy Duck

14 6.8 Bald Eagle

16 20.6 Northern Harrier

2 2 Sharp-shinned Hawk

5 6.8 Cooper's Hawk

1 1 Red-shouldered Hawk

80 102.4 Red-tailed Hawk

9 6 Rough-legged Hawk

77 100.8 American Kestrel

4 3.4 Merlin

2 1.8 Peregrine Falcon

3 71.6 California Quail

4 5.6 Virginia Rail

143 228 American Coot

269 283 Killdeer

17 38.75 Dunlin

0 CW Long-billed Dowitcher

2 15.6 Wilson's Snipe

9 8 Herring Gull

CW 1 Thayer's Gull

36 61 Glaucous-winged Gull

125 44.4 gull sp.

49 65 Rock Pigeon

119 188.8 Mourning Dove

257 238 Eurasian Collared Dove

1 4.6 Great Horned Owl

1 0.6 Barred Owl

1 0.4 Northern Saw-whet Owl

27 28 Anna's Hummingbird

3 3.2 Belted Kingfisher

43 38.2 Acorn Woodpecker

3 7.6 Red-breasted Sapsucker

15 15.4 Downy Woodpecker

2 1.8 Hairy Woodpecker

87 107 Northern Flicker

1 0.4 Black Phoebe

2 0.8 Northern Shrike

90 146.2 Steller's Jay

242 212.8 Western Scrub-Jay

538 397.8 American Crow

64 51.2 Common Raven

146 145 Black-capped Chickadee

19 47 Chestnut-bked Chickadee

31 93.4 Bushtit

19 27.8 Red-breasted Nuthatch

11 10.8 White-breasted Nuthatch

8 17.2 Brown Creeper

16 21 Bewick's Wren

18 26.4 Pacific Wren

1 0.8 Marsh Wren

0 0.5 American Dipper

68 129.8 Golden-crowned Kinglet

32 39.8 Ruby-crowned Kinglet

51 74.4 Western Bluebird

3 6.2 Hermit Thrush

747 1009.8 American Robin

105 101.4 Varied Thrush

8 4.4 Wrentit

2878 3929 European Starling

1 95 American Pipit

5 32.8 Yellow-rumped Warbler

3 2.8 Townsend's Warbler

106 139.8 Spotted Towhee

9 23.4 Savannah Sparrow

97 93 Fox Sparrow

207 232.8 Song Sparrow

5 6.8 Lincoln's Sparrow

6 5.4 White-throated Sparrow

275 270.6 White-crowned Sparrow

511 567.2 Golden-cr Sparrow

1142 1272.8 Dark-eyed Junco

577 571.2 Red-winged Blackbird

13 12.2 Western Meadowlark

0 0.2 Tricolored Blackbird

827 872.8 Brewer's Blackbird

1 30 Brown-headed Cowbird

18 19.4 Purple Finch

80 93.6 House Finch

18 136.25 Pine Siskin

42 40 Lesser Goldfinch

2 16.2 American Goldfinch

185 138.4 House Sparrow



25434 Total individuals

94 Total species



Thank you to all who participated.



Paul Sullivan


 
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