Table 1. Occurrence of bird species by season and habitat in northwestern California Mixed Evergreen Forests.
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Habitat Use
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Breeding season Winter season
Season of Occurrence ---------------------- ----------------------
------------------------------------------------- Pole/ Pole/
Spring Summer Fall Grass/ Shrub/ saw- Grass/ Shrub/ saw-
Species migration Breeding dispersal migration Winter forb sapling timber forb sapling timber
------------------ --------- -------- --------- --------- ------ ------ ------- ------ ------ ------- ------
Northern Goshawk X X X X X X
Cooper's Hawk X X X X X X X
Sharp-shinned Hawk X X X X X X X X
Red-tailed Hawk X X X X X X X X X X X
Red-shouldered Hawk X X
Prairie Falcon X X X X
Peregrine Falcon X X X X
American Kestrel X X X X X X
Osprey X X X X X X
Blue Grouse X X X X X X
Ruffed Grouse X X X X X X
California Quail X X X
Mountain Quail X X X X X X X X X X
Band-tailed Pigeon X X X X X X X X
Mourning Dove X X X X
Western Screech Owl X X X X X X X
Great-horned Owl X X X X X X X X X
Spotted Owl X X X X X X X
Northern Saw-whet Owl X X X X X X X
Northern Pygmy-Owl X X X X X X X
Flammulated Owl X X X
Common Nighthawk X X X X X
Vaux's Swift X X X X X X
Allen's Hummingbird X X X X
Rufous Hummingbird X X X X
Anna's Hummingbird X X X X X
Calliope Hummingbird X X X X
Northern Flicker X X X X X X X X X X X
Pileated Woodpecker X X X X X X X
Acorn Woodpecker X X X X X X X X X
Habitat Use
-----------------------------------------------
Breeding season Winter season
Season of Occurrence ---------------------- ----------------------
------------------------------------------------- Pole/ Pole/
Spring Summer Fall Grass/ Shrub/ saw- Grass/ Shrub/ saw-
Species migration Breeding dispersal migration Winter forb sapling timber forb sapling timber
------------------ --------- -------- --------- --------- ------ ------ ------- ------ ------ ------- ------
Lewis' Woodpecker X X X X X
White-headed Woodpecker X X
Red-breasted Sapsucker X X X X X X X X X X X
Hairy Woodpecker X X X X X X X X X X X
Downy Woodpecker X X X X X X X X X
Hammond's Flycatcher X X X
Dusky Flycatcher X X X X
Western Flycatcher X X X X X X
Western Wood Pewee X X X X X X
Olive-sided Flycatcher X X X X X X
Tree Swallow X X X X X X X
Violet-Green Swallow X X X X X X X
N. Rough-winged Swallow X X X X X X X
Barn Swallow X X X X X X X
Cliff Swallow X X X X X X X
Steller's Jay X X X X X X X X X X X
Scrub Jay X X X X X X X
Common Raven X X X X X X X X X X
American Crow X X X X X
Ch.-backed Chickadee X X X X X X X X X X X
Mountain Chickadee X X X X X X X X X X X
Bushtit X X X X X X X
White-breasted Nuthatch X X X X X X X X
Red-breasted Nuthatch X X X X X X X
Brown Creeper X X X X X X X
House Wren X X X X X X
Winter Wren X X X X X X X X X X X
Bewick's Wren X X X X X X X
Wrentit X X X X X X X
American Robin X X X X X X X X X X X
Varied Thrush X X X X X X
Hermit Thrush X X X X X X X X X
Swainson's Thrush X X X X X
Townsend's Solitaire X X X X X X X X X X X
Western Bluebird X X X X X X X X X
Mountain Bluebird X X X X
Golden-Crowned Kinglet X X X X X X X X X X
Ruby-Crowned Kinglet X X X X X X
Cedar Waxwing X X X X X X
Hutton's Vireo X X X X X X X X
Solitary Vireo X X X X X X
Warbling Vireo X X X X X X
Orange-crowned Warbler X X X X X
Nashville Warbler X X X X X X
Yellow Warbler X X X X
Yellow-rumped Warbler X X X X X X X X X
Habitat Use
-----------------------------------------------
Breeding season Winter season
Season of Occurrence ---------------------- ----------------------
------------------------------------------------- Pole/ Pole/
Spring Summer Fall Grass/ Shrub/ saw- Grass/ Shrub/ saw-
Species migration Breeding dispersal migration Winter forb sapling timber forb sapling timber
------------------ --------- -------- --------- --------- ------ ------ ------- ------ ------ ------- ------
Black-throated Gray Warbler X X X X X
Hermit Warbler X X X X X X
Townsend's Warbler X X X X X
MacGillivray's Warbler X X X X X X
Wilson's Warbler X X X X X X
Western Tanager X X X X X X
Black-Headed Grosbeak X X X X X
Lazuli Bunting X X X X
Rufous-sided Towhee X X X X X X X X X
Green-tailed Towhee X X X X
Chipping Sparrow X X X X X X
Fox Sparrow X X X X X X X X X
Song Sparrow X X X X X X X X
Lincoln's Sparrow X X
Golden-crowned Sparrow X X X
White-crowned Sparrow X X
Dark-eyed Junco X X X X X X X X X X X
Western Meadowlark X X
Brewer's Blackbird X X X
Brown-headed Cowbird X X X X X
Northern Oriole X X X X
Purple Finch X X X X X X X X X X X
House Finch X X X X X X
Red Crossbill X X X X X X X X X X X
Pine Siskin X X X X X X X X X X X
Lesser Goldfinch X X X X X X X X X X
American Goldfinch X X X X X
Evening Grosbeak X X X X X X X X X X X
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