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Checklist S44727588

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Thu Apr 19, 2018 7:30 AM
Protocol:
Traveling
Party Size:
1
Duration:
2 hour(s), 15 minute(s)
Distance:
2.5 mile(s)
Observers:
William Legge
Comments:
Wind E, light, shifting W, clear and sunny with temperatures rising to 15C/59F. 20 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Mammals of note: Offshore 5+ California Sea Lions on the green and 1 Harbor Seal.
Species
55 species total
4
Canada Goose

Two pairs

5
Mallard
200
Surf Scoter

On the ocean off Rodeo Beach

1
California Quail

Heard only

1
Eared Grebe

On the main lagoon - non-breeding plumage

24
Western Grebe

On the ocean off Rodeo Beach

4
White-throated Swift

Feeding with Cliff Swallows high above the lagoon

12
Anna's Hummingbird
2
Allen's Hummingbird
3
Black Oystercatcher

A pair at Bird Island and 1 flew N offshore

1
Pigeon Guillemot

On the ocean off Bird Island

1
Mew Gull (American)

The continuing 1st summer in the main lagoon outlet channel - starting to get a little late!

© William Legge

Mew Gull (American) - Rodeo Lagoon, Marin, California, USA - April 19, 2018

Age:
Immature
Sex:
Sex Unknown
30
Western Gull
1
California Gull

Flew over S

Breeding Code
F Flyover (Observed)
1
Glaucous-winged Gull

1st summer at Rodeo Beach

2
Caspian Tern

Flew N offshore

6
Red-throated Loon

Three on the ocean off Rodeo Beach and 3 flew S offshore

21
Brandt's Cormorant

Flew S offshore

6
Pelagic Cormorant

On the ocean or flying by

14
Double-crested Cormorant

7 at the main lagoon, 6 flew N offshore and 1 flew over SE

1
Snowy Egret
1
Black-crowned Night-Heron

Adult

1
Turkey Vulture
1
Northern Harrier
Age & Sex
Juvenile Immature Adult Age Unknown
Male
Female 1
Sex Unknown
1
Belted Kingfisher

Male

1
Downy Woodpecker
1
Northern Flicker

Heard only

3
Hutton's Vireo
1
California Scrub-Jay
1
American Crow
2
Common Raven
3
Northern Rough-winged Swallow
1
Tree Swallow
2
Violet-green Swallow
Breeding Code
N Visiting Probable Nest Site (Probable)
4
Barn Swallow
15
Cliff Swallow
5
Bushtit
1
Red-breasted Nuthatch

Heard only from the Monterey Pines behind Shed T1111

2
Marsh Wren
Breeding Code
S Singing Male (Possible)
4
Bewick's Wren
6
Wrentit
1
American Robin
4
European Starling
4
House Finch
11
Purple Finch
6
American Goldfinch
2
White-crowned Sparrow
2
Golden-crowned Sparrow

Behind Shed T1111

16
Song Sparrow
1
California Towhee
1
Spotted Towhee
7
Red-winged Blackbird (California Bicolored)
5
Common Yellowthroat
1
Yellow-rumped Warbler (Audubon's)
8
Wilson's Warbler
 

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

Yes