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Checklist S13815718

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Sat Apr 20, 2013 6:50 AM
Protocol:
Traveling
Party Size:
2
Duration:
2 hour(s), 45 minute(s)
Distance:
2.0 mile(s)
Observers:
David Wiechers List , William Legge
Comments:
30 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Wind E, light, sunny, with temperatures rising to 18C. Mammals seen: 1-2 River Otters in the lagoons and several Harbor Porpoise offshore.
Species
59 species total
3
Canada Goose

Pair left south and a single bird flew through NW only to retrun and land on the lagoon.

12
Mallard

Including a brood of 4 on the inner lagoon.

Breeding Code
NY Nest with Young (Confirmed)
33
Surf Scoter

21+ flew N offshore, plus 12 on the ocean off Rodeo Beach

1
Bufflehead

Female on the main lagoon

3
California Quail

Heard only

1
Wild Turkey

Heard only calling East of the Headlands Visitor Center

1
Pied-billed Grebe

Eastern end of the main lagoon

7
Western Grebe

On the ocean off Rodeo Beach

Oiled Birds
Not oiled
2 Oiled, not obviously sick
Oiled, obviously sick
Could not determine if oiled
2
Clark's Grebe

On the ocean off Rodeo Beach

14
Eurasian Collared-Dove

2 flew E over the Headlands to the south of the main lagoon and then at 9:30am a flock of 12 flew from the trees around the Fire Station NE

7
Anna's Hummingbird
3
Allen's Hummingbird

The nest by the Headlands Visitor Center now containing young. no sign of the female though

Breeding Code
NY Nest with Young (Confirmed)
2
Black Oystercatcher

Around Bird Island

1
Semipalmated Plover

Circled the beach calling and left NW out to sea

1
Western Sandpiper

Western shore of the main lagoon

1
Solitary Sandpiper

Located feeding on the southern vegetated shore of the main lagoon, midway along Lagoon Trail below the trail between the lone Eucalyprtus tree and the large Cypress tree at c. 8:30am. Afforded good views before taking flight, calling and showing diagnostic rump/tail and flying to the center of the lagoon where we lost the bird. Great find!

1
Greater Yellowlegs

Arrived from great height and landed and fed in the Main Lagoon outlet channel before leaving 20 minutes later

80
Common Murre

In a tight flock off Rodeo Beach/Bird Island

25
Western Gull
1
California Gull

1st summer flew S offshore

4
Caspian Tern
1
Red-throated Loon

Flew S offshore

1
Brandt's Cormorant

Flew S offshore

6
Pelagic Cormorant

Seen in flight offshore

10
Double-crested Cormorant

6 flew S, 1 N and 3 on the main lagoon

3
Snowy Egret

2 at the western end of the main lagoon, plus 1 flew N offshore

2
Turkey Vulture
2
Red-tailed Hawk

Pair seen at last season's nest in the Eucalyptus Grove to the southj of the main lagoon

2
Belted Kingfisher

Male and female

2
Downy Woodpecker
1
Hutton's Vireo
Breeding Code
CN Carrying Nesting Material (Confirmed)
5
California Scrub-Jay
1
American Crow
3
Common Raven
1
Northern Rough-winged Swallow

Flew through hedaing N

2
Barn Swallow
2
Cliff Swallow
4
Chestnut-backed Chickadee
3
Bushtit
6
Marsh Wren
2
Bewick's Wren
9
Wrentit
1
Western Bluebird
4
American Robin
6
European Starling
101
Cedar Waxwing

Flocks of 33, 24 & 9 flew through heading N and then up to 35 birds seen around the Headlands Visitor Center and the causeway willows adjoining the inner lagoon

4
House Finch
6
Purple Finch
11
American Goldfinch
7
White-crowned Sparrow
12
Song Sparrow
2
California Towhee
1
Spotted Towhee
8
Red-winged Blackbird
2
Brown-headed Cowbird
2
Brewer's Blackbird
2
Orange-crowned Warbler
6
Common Yellowthroat
8
Wilson's Warbler
 

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

Yes