  H10691/96--  OPR-E346-AHP,  INVESTIGATION OF UNDETERMINED SIDE SCAN CONTACT NEAR BUOY R "94", OUTSIDE CHANNEL.  POSSIBLY OLD BUOY ANCHOR.  CHARTED AS 51 FEET (15.5 METERS).  LAT 38 59 58.75, LONG 076 22 38.61. (NAD 83)  EVALUATOR RECOMMENDS CHARTING A