Castro Rocks

The Castro Rocks are several rocks in Richmond, California protruding from the waters San Francisco Bay between Castro Point and Red Rock Island. [http://www.topoquest.com/map.asp?lat=37.93235&lon=-122.41732&datum=nad83&u=4&layer=DRG25&size=m&s=24 Topographic map] , TopoQuest, retrieved July 6, 2008] The rocks lie almost directly under the Richmond-San Rafael Bridge (Interstate 580). The Castro Rocks are the home of many harbor seals [http://userwww.sfsu.edu/~halmark/tagging.htm Tagging program] , SFSU, retrieved August 1, 2007] and who lie on them to rest and sunbathe. The rocks are named after Don Victór Castro a local rancho-era land owner. The rocks are the largest harbor seal rookery in the northern San Francisco Bay and the second largest in the Bay Area itself. [http://userwww.sfsu.edu/~halmark/castro.htm SFSU] , Castro Rocks page, retrieved August 1, 2007] There are also sometimes sea lions on the rocks. [http://www.publicaffairs.noaa.gov/releases99/feb99/noaa99r109.html NOAA SEEKS COMMENTS ON A PROPOSED REAUTHORIZATION FOR CALIFORNIA DEPARTMENT OF TRANSPORTATION TO HARASS SEALS DURING BRIDGE RECONSTRUCTION] , NOAA Press Release, February 12, 1999, retrieved August 4, 2007] The rock's Harbor Seals also frequent Mowry Slough, Brooks Island, Yerba Buena Island, and Mare Island. [http://userwww.sfsu.edu/~halmark/vhfmap.htm vhfmapweb.jpg] , Radio tagging map, SFSU, February 2004, retrieved August 4, 2007]

Notes

External links

* [http://userwww.sfsu.edu/~halmark/castro.htm Castro Rocks page]
* [http://userwww.sfsu.edu/~halmark/tagging.htm SFSU Tagging] - Photos