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Checklist S45995745

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Thu May 24, 2018 7:30 AM
Protocol:
Traveling
Party Size:
2
Duration:
2 hour(s), 40 minute(s)
Distance:
2.5 mile(s)
Observers:
David Wiechers List , William Legge
Comments:
Wind WSW, light to moderate, overcast, 12C/53F. 30 minute sea watch from Rodeo Beach followed by a circuit of the main lagoon. Mammals of note: 2 River Otters in the main lagoon and 1 Harbor Seal offshore
Species
59 species total
4

Plus brood of 2 & 3

87

86 on the ocean off Rodeo Beach plus a male on the main lagoon

ML101836211

© William Legge

Surf Scoter (male) - Rodeo Lagoon, Marin, California, USA - May 24, 2018

Age:
Immature
Sex:
Male
1

1st year male with Surf Scoters off Rodeo Beach. Presumably the individual seen a week or so ago at the same location. Left north with a small group of Surf Scoters

3
42

On the ocean off Rodeo Beach

1

On the ocean with Western Grebes

9
1

On nest on Bird Island

Breeding Code
ON Occupied Nest (Confirmed)
1

Feeding in the main lagoon outlet channel with spots!

45

40+ flew N offshore, 2 on the ocean and 3 on Bird Island

1

On the ocean off Rodeo Beach

30
12

10 flew S along the coastline and 2 on the ocean

8

6 on the ocean off Rodeo Beach, 1 flew N offshore and 1 (in breeding plumage) on the main lagoon.

ML101834971

© William Legge

Age:
Adult
Sex:
Sex Unknown
2

Flew N offshore

1

On the ocean off Rodeo Beach

11

Flew S offshore

2

In flight offshore

2

Main lagoon

22

8 on Bird Island, 11 flew N and 3 S offshore

2
1
6
2

Present with one circling up and leaving S over the Headlands

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

Flew over E high with fish in talons - probably a local SF Bay bird returning from the ocean with catch versus a migrant

1
1
1
1
3
1
4
1
3
4
3
2
3
12
3

Including the pair at the Fire Station carrying food to an out-of-sight nest

Breeding Code
CF Carrying Food (Confirmed)
9
Breeding Code
M Multiple (7+) Singing Males (Probable)
3
12
4
3
12
10
1
4
14
1
3
3
1
4
1

Seen briefly in the South Willows

9
1

Male heard in song only

 

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

Yes