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Checklist S48294230

 
Location
Rodeo Lagoon, Marin County, California, US ( Map ) ( Hotspot )
Date and Effort
Tue Sep 04, 2018 7:35 AM
Protocol:
Traveling
Party Size:
1
Duration:
3 hour(s), 20 minute(s)
Distance:
2.5 mile(s)
Observers:
William Legge
Comments:
Wind WSW, light, overcast with low clouds/fog above 400 feet, 15C/59F. 15 minute sea watch fro Rodeo Beach followed by a circuit of the main lagoon. Mammals of note: 3+ River Otters in the main lagoon.
Species
62 species total
28
4

On the ocean off Rodeo Beach

1

Female/1st winter on the main lagoon - the first of the 2018 Fall.

10
3

On the ocean off Rodeo Beach

3
2

Heard only - one from each lagoon

1

Bird Island

2

One juvenile present on the north shore of the main lagoon and one heard calling over head at the same time

ML113593181

© William Legge

Average Quality

Semipalmated Plover - Rodeo Lagoon, Marin County, California, USA - September 4, 2018

Age:
Juvenile
Sex:
Sex Unknown
2

Western shore of the main lagoon

6

5 on the western shoreline and one in the main lagoon outlet channel

ML113592491

© William Legge

Average Quality

Western Sandpiper - Rodeo Lagoon, Marin County, California, USA - September 4, 2018

Age:
Juvenile
Sex:
Sex Unknown
ML113592931

© William Legge

Average Quality

Western Sandpiper - Rodeo Lagoon, Marin County, California, USA - September 4, 2018

Age:
Juvenile
Sex:
Sex Unknown
16

Eastern end of the main lagoon

4

On the ocean off Rodeo Beach

400

Most roosting on Bird Island

1

1st winter present

25
10

6+ juveniles/1st winters at the main lagoon and 4+ flew over SE

5

Including a juvenile

220

175+ on Bird Island, 5 on the ocean and 40+ flew N offshore

1

Flew S offshore

7

4 present on the main lagoon and 3 flew over N

470

345 on Bird Island, up to 80 visiting the main lagoon at anyone time and 45 flew N offshore

2
10
14
1

Juvenile

2
1

Flew through S - first of the 2018 Fall

Breeding Code
F Flyover (Observed)
2
1

Male

1

Heard only

8
ML113591471

© William Legge

Average Quality

Pacific-slope Flycatcher - Rodeo Lagoon, Marin County, California, USA - September 4, 2018

Age:
Unknown
Sex:
Sex Unknown
4
4
3
1
1
22

13+ flew S and 9+ present

1
30
1
4
1
5
9
3
3
5
6
3
6
3
1
11
2
4
2
10

Big drop in numbers today

20

Exact count

5
2

1st winters - one in the Monterey Pine behind Shed T1111 and one in the Field/Simmonds Road Cypress trees

11
 

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

Yes