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Checklist S45147509

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Tue May 01, 2018 6:50 AM
Protocol:
Traveling
Party Size:
1
Duration:
3 hour(s)
Distance:
2.5 mile(s)
Observers:
William Legge
Comments:
Wind E, variable and shifting W, mainly clear and sunny, with temperatures rising to 14C/58F. 30 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Mammals of note: 6+ California Sea Lions on the green buoy offshore
Species
60 species (+1 other taxa) total
4
Canada Goose
6
Mallard

Plus the small brood in the inner lagoon

29
Surf Scoter

On the ocean off Rodeo Beach

2
California Quail
520
Western Grebe

Rounded to nearest 5 - large raft on the ocean off Rodeo Beach

14
Clark's Grebe

At least on the ocean in the Western Grebe flock

3
White-throated Swift
8
Anna's Hummingbird
1
Rufous/Allen's Hummingbird
2
Black Oystercatcher

Bird Island

2
Whimbrel (Hudsonian)

At the southern end of Rodeo Beach

100
Common Murre

Estimate Most seen in flight heading N with other on the ocean

1
Pigeon Guillemot

In flight offshore

35
Western Gull
4
California Gull

3 on the ocean which left S and 1st winter flew N

1
Glaucous-winged Gull

1st summer at Rodeo Beach with Western Gulls

5
Caspian Tern

Flyovers or feeding offshore

1
Red-throated Loon

Flew S offshore

1
Pacific Loon

Flew S offshore

1
Common Loon

On the ocean off Rodeo Beach - in non-breeding plumage

60
Brandt's Cormorant

Flyby flocks offshore - 40+ S and 20+ N

4
Pelagic Cormorant

On the ocean or seen in flight off Rodeo Beach

10
Double-crested Cormorant

7+ at the main lagoon and 3 flew N offshore

2
Snowy Egret
2
Black-crowned Night-Heron

Adults

2
Turkey Vulture
1
Red-tailed Hawk
1
Downy Woodpecker
1
Northern Flicker
1
Olive-sided Flycatcher

The usual bird calling to the south east of the Marin Headlands Visitor Center

3
Black Phoebe
1
Western Kingbird

Continuing, and favoring the wires at the eastern end of the main lagoon and dead willows around the inner lagoon

© William Legge

Western Kingbird - Rodeo Lagoon, Marin Headlands, Marin, CA - May 1, 2018

Age:
Adult
Sex:
Sex Unknown
4
California Scrub-Jay
2
American Crow
4
Common Raven
4
Northern Rough-winged Swallow
4
Violet-green Swallow
6
Barn Swallow
55
Cliff Swallow

Big increase in numbers

2
Bushtit
1
Marsh Wren
5
Bewick's Wren
11
Wrentit
1
Western Bluebird
3
Swainson's Thrush
4
American Robin
7
European Starling
6
House Finch
14
Purple Finch
3
American Goldfinch
1
Dark-eyed Junco (Oregon)
3
White-crowned Sparrow
1
Golden-crowned Sparrow

At the Miwok Trail head - getting late!

15
Song Sparrow
2
California Towhee
3
Spotted Towhee
5
Red-winged Blackbird (California Bicolored)

Four males

5
Brown-headed Cowbird
1
Orange-crowned Warbler
3
Common Yellowthroat
4
Wilson's Warbler
 

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

Yes