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Checklist S25120677

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Mon Sep 21, 2015 8:10 AM
Protocol:
Traveling
Party Size:
1
Duration:
2 hour(s), 35 minute(s)
Distance:
2.5 mile(s)
Observers:
William Legge
Comments:
Wind E, very light, shifting W light, sunny, with temperatures rising to 22C (72F). Circuit of the main lagoon with a quick look over the ocean off Rodeo Beach.
Species
65 species total
10
American Wigeon

Eastern end of the main lagoon

50
Mallard
15
California Quail
11
Eared Grebe

Main lagoon

1
Western Grebe

On the ocean off Rodeo Beach

1
Eurasian Collared-Dove
17
Vaux's Swift

17+ flew SSE high over the inner lagoon. I suspect many more were missed.

1
Anna's Hummingbird
1
Virginia Rail

In the SE corner of the main lagoon

1
American Coot (Red-shielded)

First of the Fall on the main lagoon

1
Semipalmated Plover

Juvenile at the main lagoon outlet channel

3
Killdeer
2
Wilson's Snipe

On the shore at the eastern end of the main lagoon near the causeway road bridge

1
Greater Yellowlegs
1
Parasitic Jaeger

Adult moved N offshore

1
Common Murre

On the ocean off Rodeo Beach

6
Heermann's Gull

Flew N offshore

25
Western Gull
4
California Gull

Flew S along the coastline

1
Glaucous-winged Gull

Adult flew S along the coastline

35
Elegant Tern

Flew N offshore, many fishing as they went

17
Brandt's Cormorant

9 flew N and 8 S offshore

1
Pelagic Cormorant

Flew N offshore

6
Double-crested Cormorant

5 on the main lagoon and 1 flew N offshore

70
Brown Pelican

65 on Bird Island and 5 flew N offshore

3
Great Blue Heron
4
Great Egret
4
Snowy Egret
1
Turkey Vulture
1
Cooper's Hawk

Adult

1
Red-tailed Hawk

Adult

1
Short-eared Owl

Flew in off the ocean at c. 8:15am over the southern end of Rodeo Beach and continued east into the Headlands. First picked up about 0.75 miles offshore flying about 200 feet over the ocean and being harassed by a few Heermann's Gulls. Soldiered on and the eventually the gulls lost interest. Great sight. See one was seen at Mt Davidson in San Francisco earlier in the day.

1
Northern Flicker

Heard only

5
Black Phoebe
3
Say's Phoebe

All at the beach dunes - very noisy and much interaction

1
Hutton's Vireo

Heard only

1
Steller's Jay

Heard only near the Headlands Visitor Center

4
California Scrub-Jay
1
American Crow
3
Common Raven
1
Barn Swallow
4
Chestnut-backed Chickadee
4
Pygmy Nuthatch

In the Monterey Pine at the junction of Field and Simmond's Road

4
Bewick's Wren
1
Ruby-crowned Kinglet

First of the fall in cypress/eucalyptus trees along Lagoon Trail midway up the southern side of the main lagoon

5
Western Bluebird
8
European Starling
20
House Finch
6
Purple Finch
1
Lesser Goldfinch
7
American Goldfinch
2
Fox Sparrow (Sooty)
3
Dark-eyed Junco (Oregon)
20
White-crowned Sparrow
1
Golden-crowned Sparrow
13
Song Sparrow
1
California Towhee
3
Spotted Towhee
5
Brewer's Blackbird
2
Orange-crowned Warbler
4
Common Yellowthroat
3
Yellow Warbler
1
Black-throated Gray Warbler

Adult male in willows midway along Lagoon Trail (southern side of the main lagoon), with a Yellow Warbler

1
Wilson's Warbler
4
Western Tanager
 

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

Yes