Invasion

Invasion Description

1st Record: CA/San Francisco Bay (1st planting 1869, Collins 1892, cited by Carlton 1979)

Geographic Extent

CA/San Francisco Bay (1st planting 1869, Collins 1892, cited by Carlton 1979; numerous plantings, some settlement observed, 1870s to 1890, fishery was dependent on seed shipped from Atlantic Coast, fishery ceased by 1930s, Carlton 1979)