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Bird Rock (Marin County, California)

Coordinates: 38°13′48″N 122°59′40″W / 38.23000°N 122.99444°W / 38.23000; -122.99444[1]
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Bird Rock as of 2009
Bird Rock is located in California
Bird Rock
Bird Rock
Location in California

Bird Rock is a rock formation and a small Pacific island west of Tomales Point in Marin County, California at 38°13′48″N 122°59′40″W / 38.23000°N 122.99444°W / 38.23000; -122.99444[1] Its area is roughly 2 acres (0.8 ha).

A seabird colony, the island is covered with a layer of guano. Cormorants are common on the island,[2] and ashy petrels were found breeding there in 1972.[3]

See also

References

  1. ^ U.S. Geological Survey Geographic Names Information System: Bird Rock
  2. ^ "Tomales Point Trailhead". Retrieved 2009-04-25.
  3. ^ David G. Ainley, Timothy Osborne. "A Marin County, California, Breeding Site for Ashy Petrels". Western Birds. 3 (3): 71.