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Checklist S29039574

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Mon Apr 18, 2016 6:55 AM
Protocol:
Traveling
Party Size:
1
Duration:
2 hour(s), 45 minute(s)
Distance:
2.5 mile(s)
Observers:
William Legge
Comments:
Wind E, light, shifting west very light, sunny with temperatures rising to 21C/70F. 45 minute sea watch from Rodeo Beach, followed by a circuit of the main lagoon. Mammals of note: 3+ Bottlenose Dolphins swam north about 150 yards offshore, 2+ Harbor Porpoises offshore, Gray Whale swam north c. 350 yards offshore and 2+ River Otters in the main lagoon .
Species
57 species total
4
4

3 male and a female with 8 young on the main lagoon (from the inner lagoon)

29

21 on the ocean off Rodeo Beach and 5 flew N and 3 S offshore

2
1

New in. In breeding plumage at the western end of the main lagoon

3

On the ocean well offshore

2
1
10
1
1

Inner lagoon

2

At the northern end of Rodeo Beach

1

Flew over north calling along the coastline

30

On the ocean/seen in flight offshore

25
21

Flew S along the coastline

1

A 1st winter flew N offshore

7

In flight offshore, or flying SE high over the main lagoon

12

Two flocks flew SE offshore into the Golden Gate Channel in quick succession - one of 8 and the other of 4 at about 7:30am

7

2+ on the ocean off Rodeo Beach and 3 flew N and 2 S offshore

1

On the ocean c. 100 yards offshore - in non-breeding plumage

1

The continuing 1st year bird flew past Rodeo Beach at c. 7:35am. Third day in a row that it has now been seen. This time it was a little further out from Rodeo Beach at about 300 Yards and flew south past the furthest point at Bird Island. See description for April 5, 2016 sighting.

160

140+ on Bird Island and 20+ flew S offshore

4

In flight offshore

12

1 on the main lagoon and a flock of 6 flew over SE and 5 flew over N

1

1st year bird

1
2
2
2
1

Heard only

1

Simmond's Road

3
1
6
2

Pair

4
8
2
2

Heard in song from the inner lagoon

5
8
1
2

Heard only

3
4
14
7
4
11
2
2
4
2
5
3
4
 

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

Yes