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Checklist S43695633

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Fri Mar 16, 2018 8:00 AM
Protocol:
Traveling
Party Size:
1
Duration:
2 hour(s), 20 minute(s)
Distance:
1.5 mile(s)
Observers:
William Legge
Comments:
Wind WSW, moderate, mainly cloudy with periodic heavy rain showers/squalls, 11C/51F. 40 minute sea watch from Rodeo Beach followed by a half circuit of the main lagoon. Mammals of note: 6+ California Sea Lions on the green buoy offshore.
Species
48 species total
5
Canada Goose

Flew in from the SE and landed on the inner lagoon

4
Mallard
10
Ring-necked Duck

Western end of the main lagoon - included 3 males

400
Surf Scoter

Good estimate of several rafts offshore

1
White-winged Scoter

Female/1st winter seen in flight with Surf Scoter off Rodeo Beach. Flew in from the south and landed on the ocean with the main Surf Scoter flock to the north west of Rodeo Beach.

1
Bufflehead

Female/1st winter on the main lagoon

1
Common Goldeneye

1st winter male on the main lagoon

3
Hooded Merganser

Females on the main lagoon

1
Wild Turkey

A immature male up at Simmonds Road - the first Wild Turkey I have seen from this location in two years.

Age & Sex
Juvenile Immature Adult Age Unknown
Male 1
Female
Sex Unknown
5
Pied-billed Grebe

Main lagoon

3
Western Grebe

On the ocean off Rodeo Beach

5
Anna's Hummingbird
80
Common Murre

60+ flew N offshore and 20 on the ocean off Rodeo Beach

1
Mew Gull (American)

1st winter at Rodeo Beach

25
Western Gull
3
California Gull

2 Flew N offshore and one on the ocean

43
Red-throated Loon

10 on the ocean off Rodeo Beach and 23 flew N and 10 S offshore

1
Northern Fulmar

A dark morph flew N comparatively close to shore off Rodeo Beach

94
Brandt's Cormorant

91+ flew S offshore, 2 on the ocean off Rodeo Beach, and unusually one on the main lagoon (poor record photo (heavily cropped) of the latter below).

© William Legge

Brandt's Cormorant on Rodeo Lagoon, Marin Headlands, Marin, CA - March 16, 2018

Age:
Adult
Sex:
Sex Unknown

© William Legge

Brandt's Cormorant on Rodeo Lagoon, Marin Headlands, Marin, CA - March 16, 2018

Age:
Adult
Sex:
Sex Unknown
1
Pelagic Cormorant

Flew S offshore

2
Double-crested Cormorant

Main lagoon

1
Great Blue Heron
2
Great Egret
2
Snowy Egret
1
Turkey Vulture
1
Belted Kingfisher

Female present

1
Northern Flicker

Heard only

1
Hutton's Vireo
2
California Scrub-Jay
6
American Crow
8
Common Raven
1
Marsh Wren
4
Bewick's Wren
2
Ruby-crowned Kinglet
6
Wrentit
2
Western Bluebird
5
American Robin
14
European Starling
10
House Finch
5
Purple Finch
3
Dark-eyed Junco (Oregon)
7
White-crowned Sparrow
5
Golden-crowned Sparrow
3
Song Sparrow
2
Red-winged Blackbird (California Bicolored)
4
Brewer's Blackbird
1
Orange-crowned Warbler

In song on the north side of the main lagoon near the quarry

4
Yellow-rumped Warbler (Audubon's)
 

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

Yes