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Checklist S39943299

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Sun Oct 15, 2017 7:15 AM
Protocol:
Traveling
Party Size:
3
Duration:
3 hour(s), 30 minute(s)
Distance:
2.5 mile(s)
Observers:
David Wiechers List , William Legge
Comments:
Wind E, moderate with gusts over 20+mph, clear and sunny, temperatures rising to 21C/70F. 20 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Another gusty morning with offshore winds, but other than a bit of movement first thing, visual migration dried up. Not as active as the previous day.
Species
66 species total
1

The continuing 1st winter on the main lagoon

1

The continuing 1st winter at the main lagoon

1

Male on the main lagoon

28
17

13 flew S offshore (groups of 2 & 11) and 4 on the ocean off Rodeo Beach

8

Main lagoon

3

Main lagoon

8

1 on the main lagoon and 7+ on the ocean off Rodeo Beach

16

3 flew E off the ocean with 2 Peregrines in pursuit and a flock of 13 flew SE over the Marin Headlands

Breeding Code
F Flyover (Observed)
2
2

Heard only from the inner lagoon

1

The continuing 2nd CY bird at the eastern end of the main lagoon

15

Main lagoon - 100% increase overnight!

2

On rocks at Rodeo Beach

7
1

The continuing 1st winter in the main lagoon outlet channel

1
1
1

On the ocean off Rodeo Beach

20

Most on Bird Island

6

5 flew S/SE and a 1st winter at the main lagoon

2

Adults flying S along the coastline

Breeding Code
F Flyover (Observed)
2

Singles flew S and N offshore

9

Main lagoon

37

20+ flew N and 17 S offshore

3
4
4
3
2
1
1

Female/1st winter

1

Heard only

1
Age & Sex
Juvenile Immature Adult Age Unknown
Male
Female 1
Sex Unknown
2

Pursuing Band-tailed Pigeons on the south side of the main lagoon

4
1

Beach dunes

1
3
3
3

Flew in off the ocean as a group and east over the lagoon and up Rodeo Valley

Breeding Code
F Flyover (Observed)
4

Flew over as a flock heading SE

Breeding Code
F Flyover (Observed)
7
5
1

Heard only

4
3
3
7
8

Flew over heading SE in groups of 3 & 5

Breeding Code
F Flyover (Observed)
13
3
19

Flew over heading SE in groups of 8 & 11

Breeding Code
F Flyover (Observed)
4
6
4
8
6
2
3
2

Flew NE over the main lagoon together and into the Headlands

7

Mostly flyover heading E/SE

Breeding Code
F Flyover (Observed)
19
2
11
1

Female/1st winter

 

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

Yes