  LNM40/85--8CGD (18 SEPT. 1985);  REPORTS A SUBMERGED OBJECT APPROXIMATELY 30 YARDS FROM THE WEST BANK OF THE CALCASIEU RIVER, 100 YARDS NORTH OF BLACK LAKE BAYOU, IN APPROXIMATELY 30/00/32N, 093/19/59W (NAD27).  THE DEPTH OF WATER IS 7 FEET WITH APPROX