  LNM 26/87--"SUBMERGED OBSTRUCTION (STEEL BUOY) IN 30-18-36N, 88-30-54W(PA)"
  LNM 49/87--"RELOCATE SUBMERGED OBSTRUCTION (STEEL BOUY) 30-18-36N, 88-30-54W(PA) TO 30-18-59.5N, 88-31-06.5W(PA)"
  H11385-- OPR-J376-NRT-04; Item was not surveyed due to s