Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Field Notes
Doug Bell
May 4, 1989
Landed on Red Rock. SP Day 10:00 AM.
Walking up east Terrace - found Canada Goose nest
on beach - pair, 5 eggs. 2! Black-crowned night
herons scared up. Saw 2 House Finches,
head long sparrow. Hearn nest in Porter Oak
crossed nests; egg on ground.
Gull nests: Principally top of Red Rock:
NEST : TTT TT T T T T T = 34
+ 1 Egg : TTT T T ! = 11
+ 2 Eggs: TTT T T T T TTTTT = 24
+ 3 Eggs: TTT TTT TTT TTT ! = 21
T = 90
Peregrine Falcon seen off north-east end of island -
looked up, heard at a Black-c. N Heron squawking,
the falcon dove on it near the beach. Then turned
& flew back to the San Rafael Bridge. Landed
on North pylon of the main south span. Brownish
lark, streaked lelly, 2 song sparrows carrying
food in bill. Chicken lover around gull nests.
West terrace near top, but below cypress trees
has grass-flattened area with loads of Goose
egrement. Canada Goose or eggs in crevices above
west-facing cliffs. This is the same location as
last years nest. 1 pair Ravens flew past.
In surveying the NW tip I scared up 85 Blue-
crowned Night Herons. As we came down the east
terrace I heard a squawk - as I looked up some