  L-778/00--5/19/2000;  THE SHOALING IS UP TO TWENTY FEET LESS THAN CHARTED DEPTHS IN THE AREA OF 37°56'47"N 122°25'40"W.  THE AREA IS JUST NORTH OF THE RICHMOND-SAN RAFAEL BRIDGE IN THE SAN FRANCISCO-SAN PABLO BAY REGION OF CALIFORNIA.  THE SOUNDINGS HA