California to take on aquatic invader – Contra Costa Times

Wed, Mar 16, 2011

Outside Danville

California to take on aquatic invader Contra Costa Times 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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