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Checklist S48462387

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Wed Sep 12, 2018 7:35 AM
Protocol:
Traveling
Party Size:
1
Duration:
3 hour(s), 15 minute(s)
Distance:
2.5 mile(s)
Observers:
William Legge
Comments:
Wind initially very light SE, quickly switching to gusting NW wind, hazy sunshine/high clouds, 14C/58F. 15 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Mammals of note: 1 Coyote and 4+ River Otters (in the main lagoon). Colder day with less variety of passerine migrants around suggesting a bit of a clear out last night.
Species
62 species (+1 other taxa) total
2

Flew N offshore

1

The continuing eclipse male with the Mallard flock on the main lagoon

36
20
1

Main lagoon

1
4
1

Heard only from the inner lagoon

2

On rocks at Rodeo Beach

8
7

Six on the ocean off Rodeo Beach and one on Bird Island

160

150+ on Bird Island and 10+ flew N along the coastline

25
10

Main lagoon - mostly 1st winters

3
1175

1100 roosting on Bird Island (a big increase over recent days) and 75+ flew N offshore

6

Main lagoon

212

160+ on Bird Island, up to 30 visiting the main lagoon and 22 flew N offshore

1
6
14
5
Age & Sex
Juvenile Immature Adult Age Unknown
Male
Female
Sex Unknown 4 1
9
1
1
1

Heard only

1

Heard only

1

Simmonds Road

3
Pacific-slope/Cordilleran Flycatcher (Western Flycatcher)
5
1

Beach dunes

1
5
3
4
11

Flock on wires at the Headlands Visitor Center Car Parks and fly catching over the lagoon.

16
4
20

Exact count of a flock along Lagoon Trail

3

Simmonds Road Cypress trees

1
11
6
3
1
2
14
5
1
3
1
10
6
11
2
7
5
1
1
13
23
3

In a flock in the willows and cypress tree at the causeway road bridge. My first of the 2018 Fall!

3
 

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

Yes