Bird Rock (Marin County, California)

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For other places with the same name, see Bird Rock.
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]Coordinates: 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]

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