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Checklist S39458662

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Fri Sep 29, 2017 7:00 AM
Protocol:
Traveling
Party Size:
2
Duration:
3 hour(s), 15 minute(s)
Distance:
2.25 mile(s)
Observers:
Anne Ardillo List , William Legge
Comments:
Wind NW, increasing to 15+ mph as the morning progressed, partly cloudy, 17C/63F. 10 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Mammals of note: 3 River Otters in the main lagoon, 1 Coyote, and offshore 1 Harbor Seal. Very birdy today, with plenty of migrants around - despite the NW wind.
Species
66 species total
16
Mallard
6
California Quail
7
Pied-billed Grebe

Main lagoon

8
Band-tailed Pigeon

A single flock flew east up Rodeo Valley

Breeding Code
F Flyover (Observed)
1
Eurasian Collared-Dove
2
Anna's Hummingbird
4
Virginia Rail

1 seen and 3 heard calling from the main lagoon

1
Sora

Heard calling only from the reeds adjoining the footbridge leading to the beach. First migrant of the Fall at this site.

1
American Coot

Main lagoon

2
Black Oystercatcher

Bird Island

3
Killdeer
1
Western Sandpiper

Briefly at the western shoreline of the main lagoon before leaving west over the beach

2
Greater Yellowlegs

Main lagoon outlet channel

1
Ring-billed Gull

1st winter briefly over the main lagoon

35
Western Gull
5
California Gull

1st winter at the main lagoon, 2 other visited briefly and 2 offshore.

1
Common Loon

Flew in off the ocean and ESE up Rodeo Valley

Breeding Code
F Flyover (Observed)
5
Brandt's Cormorant

3 flew N and 2 S offshore

8
Double-crested Cormorant

7+ on the main lagoon and 1 on the ocean off Rodeo Beach

53
Brown Pelican

41 flew S and 12 N offshore

3
Great Blue Heron
2
Great Egret
7
Snowy Egret
4
Turkey Vulture
1
Northern Harrier

Female/1st winter flew S along the coastline

Breeding Code
F Flyover (Observed)
1
Sharp-shinned Hawk
4
Red-tailed Hawk
1
Belted Kingfisher

The continuing 1st winter male at the main lagoon

Age & Sex
Juvenile Immature Adult Age Unknown
Male 1
Female
Sex Unknown
1
Downy Woodpecker

Heard calling only

1
Nuttall's Woodpecker

Female/1st winter at Simmond's Road cypress trees

1
Hairy Woodpecker

Male in willows near Shed T1111 (north east of the main lagoon)

Age & Sex
Juvenile Immature Adult Age Unknown
Male 1
Female
Sex Unknown
1
Northern Flicker (Red-shafted)

Chasing a Sharp-shinned Hawk!

1
Western Wood-Pewee

Fly catching from wires with Western Bluebirds near the Marin Headlands Visitor Car Park

4
Black Phoebe
5
California Scrub-Jay
4
American Crow
2
Common Raven
5
Chestnut-backed Chickadee
16
Bushtit
3
Pygmy Nuthatch
2
House Wren
1
Marsh Wren
3
Bewick's Wren
13
Wrentit
8
Western Bluebird
1
Hermit Thrush
4
American Robin
2
European Starling
8
House Finch
5
Purple Finch
1
American Goldfinch
1
Lark Sparrow

Loosely associating with a mixed flock of sparrows/juncos on the rough ground south of the Marin Headlands Visitor Center Car Park at Bodsworth Road. Found by Anne Ardillo. A scare migrant in the Marin Headlands!

© Anne Ardillo

11
Fox Sparrow (Sooty)
4
Dark-eyed Junco (Oregon)
33
White-crowned Sparrow

Noticeable influx compared to recent weeks

2
Golden-crowned Sparrow
1
Savannah Sparrow

On the northern shore of the main lagoon

18
Song Sparrow
1
Lincoln's Sparrow
2
California Towhee
11
Spotted Towhee
1
Orange-crowned Warbler
9
Common Yellowthroat
13
Yellow Warbler
13
Yellow-rumped Warbler (Audubon's)
3
Townsend's Warbler

1 in willows along Lagoon Trail (south side of the main lagoon) and 2 at the Simmond's Road cypress trees

 

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

Yes