ABOVE: Volunteers pick up trash during Alameda's annual Coastal Cleanup Day at Robert W. Crown Memorial State Beach in Alameda on Saturday. The city's Public Works Department in collaboration with the East Bay Regional Park District sponsored the one-day cleanup along Shoreline Drive.

ANDA CHU/staff photos

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Kyle Edison, 12, of Alameda, picks up trash during Alameda’s annual Coastal Cleanup Day at Robert W. Crown Memorial State Beach in Alameda, Calif.,
Kyle Edison, 12, of Alameda, picks up trash during Alameda's annual Coastal Cleanup Day at Robert W. Crown Memorial State Beach in Alameda, Calif., on Saturday, Sept. 21, 2013. The city's Public Works Department in collaboration with the East Bay Regional Park District is sponsoring the one-day cleanup along Shoreline Drive. (Anda Chu/Bay Area News Group)