State ready to help Contra Costa fight aquatic invader – San Jose Mercury News

Fri, Mar 11, 2011

Outside Danville

State ready to help Contra Costa fight aquatic invader San Jose Mercury News Egeria densa, a South American plant that is often found in aquariums, covers 12 percent of the Delta, according to a Contra Costa County report. It is crowding out native flora, becoming entangled with boat propellers and swimmers, and threatening to … and more

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