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Checklist S40215691

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Mon Oct 30, 2017 7:40 AM
Protocol:
Traveling
Party Size:
2
Duration:
1 hour(s), 50 minute(s)
Distance:
0.5 mile(s)
Observers:
David Wiechers List , William Legge
Comments:
Wind WSW, moderate with gusts to 15+mph, overcast but good visibility, 13C/56F. 60 minute sea watch from Rodeo Beach plus a quick look at the main and inner lagoon but no circuit. Mammals of note: 3 River Otters in the main lagoon and 1 Harbor Seal offshore. Steady movement of mainly Surf Scoters offshore.
Species
40 species (+1 other taxa) total
1

Main lagoon

60
goose sp.

Estimate count of a single flock that flew in off the ocean SE at 7:40am and into the Golden Gate Channel high up. Too far way and poor light to ID. Likely Greater White-fronted or Cackling Geese.

7
1

1st winter male on the main lagoon

3

2 1st winter males and a female on the main lagoon

135

124+ flew S offshore in 60 minutes of sea watching, 7 flew N and 4 females on the main lagoon.

1

Female/1st winter on the main lagoon

20

Exact count from the main lagoon - all females/1st winter

7

Minimum count on the main lagoon

5

Minimum count on the main lagoon

6

4 on the main lagoon and 2 on the ocean off Rodeo Beach

4

All on the main lagoon with Western Grebes

1

The continuing bird at the eastern end of the lagoon

34

Main lagoon

4
1

Main lagoon outlet channel

1

Main lagoon outlet channel

3

Flew N offshore

4

3 flew N and 1 S offshore - all 1st winters

40
20

19+ flew S along the coastline and 1 1st winter at the main lagoon

1

Adult flew along the coastline

13

11 flew S and 1 N offshore in 60 minutes of sea watching and 1 on the ocean off Rodeo Beach (in breeding plumage!)

1

Flew S offshore

37

32 flew S and 1 N offshore in 60 minutes of sea watching, and 4 on Bird Island

8

3 flew N offshore and 5+ on the main lagoon

65

45 flew S and 12 flew N offshore, and 8 on Bird Island

2
3
2
3
1

1st winter

1
2
2
6
3
6
1
2
1
 

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

Yes