AudioDateDownLeftRightUpIconClosefacebookReportGallerySettingsGiftLanguageGridLanguage iconListMapMenunoAudionoPhotoPhotoPlayPlusSearchStartwitterUserVideo

Checklist S48010938

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Wed Aug 22, 2018 8:35 AM
Protocol:
Traveling
Party Size:
1
Duration:
3 hour(s), 10 minute(s)
Distance:
2.5 mile(s)
Observers:
William Legge
Comments:
Wind WSW, light, overcast with low clouds, 13C/55F. 15 minute sea watch from Rodeo Beach followed by a clockwise circuit of the main lagoon. Mammals of note: The family party of 5 River Otters in the main lagoon and 1-2 Coyote.
Species
55 species total
17
Mallard
14
Surf Scoter

On the ocean off Rodeo Beach

1
California Quail
3
Virginia Rail

Heard and seen at the eastern end of the main lagoon

2
Black Oystercatcher

Bird Island and the rocks around Rodeo Beach

16
Least Sandpiper

14 at the western shore main lagoon and 2 at the eastern end

11
Western Sandpiper

Western shore of the main lagoon

1
Short-billed Dowitcher

Juvenile at the western shore of the main lagoon

ML111871891

© William Legge

Average Quality

Short-billed Dowitcher - Rodeo Lagoon, Marin County, California, USA - August 22, 2018

Age:
Juvenile
Sex:
Sex Unknown
ML111871981

© William Legge

Average Quality

Short-billed Dowitcher - Rodeo Lagoon, Marin County, California, USA - August 22, 2018

Age:
Juvenile
Sex:
Sex Unknown
18
Red-necked Phalarope

Minimum present at the main lagoon - 10 at the western shoreline and 8 at the eastern end

1
Spotted Sandpiper
20
Common Murre

On the ocean off Rodeo Beach

470
Heermann's Gull

400+ on Bird Island and up to 70 visiting the main lagoon

1
Ring-billed Gull

Juvenile/1st winter over the main lagoon briefly

45
Western Gull
23
California Gull

20+ present at the main lagoon (60% juveniles) and 3 adults offshore

6
Caspian Tern
280
Brandt's Cormorant

200+ on Bird Island and 80+ feeding on the ocean just off Rodeo Beach

6
Double-crested Cormorant

2 on the main lagoon and a flock of 4 flew over SE

275
Brown Pelican

170 on Bird Island, up to 80 on the main lagoon and 25+ flew N offshore

2
Great Blue Heron
13
Great Egret
7
Snowy Egret
1
Turkey Vulture
1
Red-tailed Hawk
2
Downy Woodpecker
1
Northern Flicker

Heard only

1
Peregrine Falcon
1
Pacific-slope Flycatcher
6
Black Phoebe
3
California Scrub-Jay
5
Common Raven
28
Northern Rough-winged Swallow

Most on wires at the Miwok Trailhead with other swallow species. Good count for this location.

ML111870981

© William Legge

Northern Rough-winged Swallows - Rodeo Lagoon, Marin County, California, USA - August 22, 2018

ML111871231

© William Legge

Northern Rough-winged Swallows (and Barn Swallows) - Rodeo Lagoon, Marin County, California, USA - August 22, 2018

1
Tree Swallow

On wires with other swallows

2
Violet-green Swallow

On wires with other swallows

15
Barn Swallow
9
Chestnut-backed Chickadee
3
Bushtit
2
Bewick's Wren
9
Wrentit
3
Western Bluebird
3
Swainson's Thrush
3
American Robin
11
House Finch
2
Purple Finch
10
American Goldfinch
15
White-crowned Sparrow
4
Savannah Sparrow

3 in beach dunes and 1 at the eastern shoreline of the main lagoon

10
Song Sparrow
4
California Towhee
1
Brown-headed Cowbird

Juvenile

12
Common Yellowthroat
1
Yellow Warbler

favoring coyote bushes below the quarry

ML111871621

© William Legge

Average Quality

Yellow Warbler - Rodeo Lagoon, Marin County, California, USA - August 22, 2018

Age:
Adult
Sex:
Female
1
Townsend's Warbler

1st winter along Lagoon Trail (south side of the main lagoon)

1
Hermit Warbler

1st winter in scrub along Lagoon Trail (south side of the main lagoon)

7
Wilson's Warbler
 

Are you submitting a complete checklist of the birds you were able to identify?

Yes