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Checklist S46767429

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Sun Jun 24, 2018 6:35 AM
Protocol:
Traveling
Party Size:
2
Duration:
1 hour(s), 20 minute(s)
Distance:
0.5 mile(s)
Observers:
David Wiechers List , William Legge
Comments:
Wind NW, moderate, overcast with low clouds/fog above 500 feet, 14C/58F. 45 minute sea watch from Rodeo Beach followed by a quick look at both lagoons. Mammals of note: 1 River Otter in the main lagoon.
Species
38 species total
1

On the ocean off the southern end of Rodeo Beach close to Bird Island - too far away to age

1
4

Female with large young on the main lagoon

28

On the ocean off Rodeo Beach

60

On the ocean off Rodeo Beach

6

Plus on the ocean with Western Grebes

3
2

Usual pair at Bird Island - seem to have abandoned their nest

300

Mainly on the ocean well offshore

8

On the ocean or seen in flight offshore

145

A flock of 90 at Rodeo Beach first thing and 55 on Bird Island

100

Mainly Rodeo Beach/Bird Island

Breeding Code
NY Nest with Young (Confirmed)
164

Large flock at Rodeo Beach first thing

ML105423481

© William Legge

Average Quality

California and Heermann's Gulls - Rodeo Beach, Marin Headlands, Marin, California, USA - June 24, 2018

Age:
Adult
Sex:
Sex Unknown
ML105423831

© William Legge

California Gull (probably a molting adult) - Rodeo Beach, Marin Headlands, Marin, California, USA - June 24, 2018

Age:
Adult
Sex:
Sex Unknown
22

15 in a mixed gull flock at Rodeo Beach and 7 feeding over the main lagoon.

1

On the ocean off Rodeo Beach - in breeding plumage

2

At least 2 on the ocean off Rodeo Beach - in non-breeding plumage

315

280 on Bird Island and 35+flew N offshore

2
470

436+ on Bird Island, 25 at Rodeo Beach, 7 on the ocean and 2 flew N offshore

3
2
3
1

1st summer

2
1
3
1
1
4
1
3
2
1
2
2
3
1
1
 

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

Yes