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Checklist S45030735

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Sat Apr 28, 2018 6:50 AM
Protocol:
Traveling
Party Size:
2
Duration:
2 hour(s), 30 minute(s)
Distance:
2.5 mile(s)
Observers:
David Wiechers List , William Legge
Comments:
Wind E, light, shifting W, mainly sunny, with temperatures rising to 14C/58F. 25 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon.
Species
64 species total
4
Canada Goose
8
Mallard

Plus the brood of 5+ on thje inner lagoon

Breeding Code
FL Recently Fledged Young (Confirmed)
23
Surf Scoter

11+ on the ocean off Rodeo Beach and 12 flew N offshore

1
Red-breasted Merganser

Female on the ocean off Rodeo Beach

2
California Quail
1
Eared Grebe

The continuing individual at the western end of the main lagoon

94
Western Grebe

On the ocean off Rodeo Beach

1
Clark's Grebe

On the ocean with Western Grebes

1
White-throated Swift
11
Anna's Hummingbird
3
Black Oystercatcher

Around Bird Island

2
Common Murre

In flight offshore

3
Pigeon Guillemot

On the ocean or seen in flight around Bird Island

25
Western Gull
2
California Gull

On the ocean

1
Glaucous-winged Gull

1st summer flew S along the coastline

5
Caspian Tern

Flyovers or offshore

1
Red-throated Loon

Flew S offshore

3
Common Loon

Two on the ocean off Rodeo Beach (one in breeding plumage) and 1 flew N offshore in breeding plumage

26
Brandt's Cormorant

Flew S offshore

4
Pelagic Cormorant

Offshore, most in flight

12
Double-crested Cormorant

11+ on the main lagoon and 1 flew N offshore

1
Brown Pelican

Immature flew S offshore

1
Great Blue Heron

Flew over NW

Breeding Code
F Flyover (Observed)
1
Great Egret
2
Snowy Egret
2
Black-crowned Night-Heron
Age & Sex
Juvenile Immature Adult Age Unknown
Male
Female
Sex Unknown 2
1
Turkey Vulture
1
Bald Eagle

Immature - 2CY - flew ESE over the main lagoon and up Rodeo Valley at c. 8:30am

1
Downy Woodpecker
1
Hairy Woodpecker

Female in willows/poles around the inner lagoon

1
Northern Flicker
1
Olive-sided Flycatcher

Heard only calling from the woods to the SE of the Marin Headlands Visitor Center

1
Black Phoebe
2
Hutton's Vireo
1
California Scrub-Jay
4
American Crow

2+ present and 2 flew over high NW

3
Common Raven
1
Northern Rough-winged Swallow
8
Violet-green Swallow
6
Barn Swallow
30
Cliff Swallow
2
Chestnut-backed Chickadee
1
Bushtit
3
Bewick's Wren
11
Wrentit
2
Western Bluebird
1
Swainson's Thrush

Heard only

2
American Robin
7
European Starling
17
Cedar Waxwing

One flock around Simmonds Road/Headlands Visitor Car Park

8
House Finch
8
Purple Finch
4
American Goldfinch
1
Dark-eyed Junco (Oregon)
4
White-crowned Sparrow
13
Song Sparrow
1
Spotted Towhee
5
Red-winged Blackbird (California Bicolored)
4
Brown-headed Cowbird
1
Brewer's Blackbird
3
Orange-crowned Warbler
5
Common Yellowthroat
11
Wilson's Warbler
 

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

Yes