CA Bird Arrival Times

Arrival Dates of Marin Co., California Landbirds With Comparisons to Other Regions of California (from the Marin County Breeding Bird Atlas, Dave Shuford, Bushtit Books and the Point Reyes Bird Observatory (PRBO, 2003)

(Data below indicates average arrival date in bold, number of data years inside parenthetical ( ), and the span/range of first arrival and latest) (c/o Daniel Edelstein, Birding Guide & Certified Wildlife Biologist Associate, warblerwatch.com, danieledelstein@att.net)

 BIRD SPECIES
PRBO’s Palomarin Field Station (1967-89)

(West Marin County near Bolinas)
Marin County

(1900-1980)
Berkeley Area

(1911-1947)

(Data from H.G. Weston, Spring arrival of summer residents in the Berkeley area. Condor 49:54-73)
N. California

(1972-1984)

(Middle Pacific Coast Region of American Birds)
S. California

(1972-1984)

(Southern Pacific Coast Region of American Birds)
Vaux’s Swift
4/6 (6) 3/26-4/19
4/12 (15) 4/4-4/19
Black-chinned Hummingbird
3/26 (5) 3/11-4/9
3/25 (10) 2/25-4/11
Allen’s Hummingbird
2/5 (19) 1/24-2/27
2/5 (27) 1/16-2/28
2/13 (30) 1/29-2/24
Olive-sided Flycatcher
4/17 (18) 4/13-4/26
4/18 (23) 4/7-4/30
4/19 (30) 3/28-5/5
4/14 (6) 4/9-4/22
4/12 (14) 3/19-4/29
Western Wood-Pewee
5/15 (11) 4/24-6/7
–      (4) 4/14-4/26
5/1 (13) 4/18-5/8
4/15 (6) 4/9-4/21
4/13 (14) 4/3-4/24
Pacific-slope Flycatcher
3/27 (16) 3/18-4/8
3/25 (16) 3/1-4/5
3/26 (32) 3/12-4/9
3/22 (5) 3/12-4/4
3/14 (5) 3/2-3/22
Ash-throated Flycatcher
4/26 (13) 4/10-5/9
4/9 (5) 4/2-4/15
3/31 (15) 3/22-4/9
Western Kingbird
4/5 (5) 4/1-4/11
3/23 (5) 3/2-3/31
3/14 (14) 3/5-4/3
Purple Martin
4/7 (13) 3/6-4/30
Tree Swallow

(some remain over the winter during  occasional years)
2/13 (19) 1/20-3/8
2/22 (12) 2/3-3/5
Violet-green Swallow
2/25 (18) 2/9-3/19
2/21 (11) 2/6-3/13
N. Rough-winged Swallow
3/19 (15) 3/8-3/31
3/7 (7) 2/29-3/15
Cliff Swallow
3/24 (18) 3/12-4/10
3/18 (16) 3/9-3/29
3/22 (11) 3/5-4/7
Barn Swallow
3/15 (14) 2/24-4/8
3/11 (14) 3/5-3/19
House Wren
3/21 (21) 3/4-4/6
Swainson’s Thrush
4/27 (19) 4/19-5/4
4/26 (20) 4/15-5/4
4/24 (32) 4/14-5/5
4/21 (5) 4/18-4/28
4/21 (15) 4/6-5/1
Cassin’s Vireo
–       (4) 3/20-4/5
4/1 (6) 3/22-4/9
3/27 (15) 3/14-4/10
Warbling Vireo
3/26 (21) 3/15-4/3
3/25 (20) 3/13-4/6
3/25 (30) 3/9-4/6
3/21 (6) 3/13-3/31
3/11 (15) 3/1-3/20
Orange-crowned Warbler
3/6 (22) 2/27-3/16
3/4 (15) 2/18-3/16
3/3 (29) 2/21-3/14
–      (4) 2/26-3/8
Yellow Warbler
4/18 (5) 4/8-4/23
4/16 (30) 4/7-5/2
4/6 (6) 3/21-4/17
4/2 (15) 3/24-4/12
Black-throated Gray Warbler
4/14 (8) 3/31-4/27
4/4 (5) 3/30-4/14
3/24 (15) 3/11-4/7
Hermit Warbler
4/16 (5) 4/13-4/20
4/16 (15) 3/11-4/7
MacGillivray’s Warbler
4/20 (12) 4/9-4/30
4/18 (9) 4/3-4/30
4/12 (18) 4/3-4/26
4/11 (6) 4/8-4/14
4/1 (15) 3/18-4/17
Wilson’s Warbler
3/25 (23) 3/16-4/15
3/24 (27) 3/10-4/8
3/22 (32) 3/11-4/3
3/19 (6) 3/17-3/20
3/13 (15) 3/3-3/23
Yellow-breasted Chat
4/13 (15) 4/4-4/24
Western Tanager
4/13 (5) 4/3-4/22
4/13 (15) 4/7-4/17
Black-headed Grosbeak
4/14 (18) 4/5-4/21
4/13 (34) 4/4-4/26
4/13 (37) 4/4-4/21
4/3 (6) 3/28-4/8
3/26 (15) 3/22-4/1
Lazuli Bunting
4/28  (6) 4/21-5/2
4/22 (30) 3/30-5/7
4/18 4/14-4/22
4/5 (15) 4/1-4/15
Chipping Sparrow
4/14 (7) 4/2-4/24
4/15 (10) 3/29-4/26
–     (4) 3/20-4/12
Black-chinned Sparrow
3/28 (15) 3/10-4/24
Grasshopper Sparrow
4/21 (5) 4/2-4/30
– (3) 4/1-4/18
Brown-headed Cowbird
3/28 (13) 3/3-3/14
3/30 (6) 3/17-4/14
Hooded Oriole
3/29 (13) 3/16-4/13
3/19 (6) 3/5-3/30
3/10 (15) 2/27-3/24
Bullock’s Oriole
4/3 (6) 3/24-4/7
3/16 (6) 3/10-3/20
3/14 (15) 3/5-3/21
American Goldfinch
3/30 (13) 3/23-4/6
3/24 (8) 3/2-4/6