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Checklist S44041456

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Wed Mar 28, 2018 8:00 AM
Protocol:
Traveling
Party Size:
1
Duration:
2 hour(s), 20 minute(s)
Distance:
1.0 mile(s)
Observers:
William Legge
Comments:
Wind E, light, shifting W, clear and sunny with temperature rising to 17C/62F. 30 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Mammals of 2 River Otters in the main lagoon and several California Sea Lions offshore near the green buoy.
Species
63 species (+1 other taxa) total
21
Canada Goose

Three present initially and another 18 flew in in various groups, with 12 leaving E up Rodeo Valley mid-morning. High count for this location.

3
Mallard
9
Ring-necked Duck

Main lagoon, including 2 males

2000
Surf Scoter

A massive flock off Rodeo Beach. Initially a raft 500+ present offshore which were then joined by a large flock of 1,500+ which flew in from the south having been flushed by a small fishing boat hugging the coastline.

2
White-winged Scoter

Singles seen in flight with the massive Surf Scoter flock. Seemed to land NW of Rodeo Beach with the Surf Scoters.

1
Long-tailed Duck

Female flew in from the S with the massive Surf Scoter flock and landed off Rodeo Beach

3
Bufflehead

Females/1st winters on the main lagoon

4
Hooded Merganser

A pair and two females on the main lagoon

1
California Quail

Heard only

2
Pied-billed Grebe

Main lagoon

1
Red-necked Grebe

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

1
Eurasian Collared-Dove
7
Anna's Hummingbird
1
Allen's Hummingbird

Male at Simmonds Road

1
Black Oystercatcher

Bird Island

10
Common Murre

On the ocean off Rodeo Beach

1
Pigeon Guillemot

On the ocean off Bird Island

30
Western Gull
3
California Gull

Flew S offshore

4
Red-throated Loon

Three on the ocean off Rodeo Beach and one on the main lagoon - all in non-breeding plumage

75
Brandt's Cormorant

46 on Bird Island, 2 on the ocean 17 flew S and 10 N offshore

8
Pelagic Cormorant

2 on Bird Island, 2+ on the ocean and 4+ flew N offshore

5
Double-crested Cormorant

Main lagoon

1
Great Blue Heron
2
Great Egret
2
Snowy Egret
1
Black-crowned Night-Heron

Adult

1
Turkey Vulture
1
Northern Harrier

1st winter female overhead briefly

1
Red-tailed Hawk
1
Belted Kingfisher

Female present

1
Downy Woodpecker
1
Northern Flicker

Heard only

1
Merlin (Taiga)

Probably a male - perching in willows and taking flight to catch dragonflies over the inner lagoon.

3
Hutton's Vireo
1
California Scrub-Jay
30
American Crow

28 flew over NW in groups of 1, 11, 8 & 8, with 3 returning SE and 2 present

15
Common Raven
1
Northern Rough-winged Swallow

Flew through SE into the wind early morning

Breeding Code
F Flyover (Observed)
3
Violet-green Swallow
3
Barn Swallow
2
Chestnut-backed Chickadee
1
Bushtit
1
Red-breasted Nuthatch

Heard only from the Monterey Pines behind Shed T1111

2
Marsh Wren
3
Bewick's Wren
2
Ruby-crowned Kinglet
6
Wrentit
2
Western Bluebird
2
American Robin
9
European Starling
9
House Finch
10
Purple Finch
3
American Goldfinch
1
Fox Sparrow (Sooty)
5
White-crowned Sparrow
15
Song Sparrow
1
California Towhee
1
Spotted Towhee
2
Red-winged Blackbird (California Bicolored)
1
Orange-crowned Warbler
Breeding Code
S7 Singing Male Present 7+ days (Probable)
6
Common Yellowthroat
2
Yellow-rumped Warbler (Myrtle)
8
Yellow-rumped Warbler (Audubon's)
 

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

Yes