Invasion

Invasion Description

1st Record: CA/Palo Alto Yacht Basin, South San Francisco Bay (1963, Wicksten 1976, old and broken valves, cited by Carlton 1979)

Geographic Extent

CA/Palo Alto Yacht Basin, South San Francsco Bay (1963, Wicksten 1976, old and broken valves, cited by Carlton 1979); Coyote Point/CA/South San Francsco Bay (1973, Wicksten 1976, old and broken valves, cited by Carlton 1979)