  LNM50/73-- DANGEROUS SUBMERGED WRECK PA; BURNED HULK OF 20-FOOT INBOARD/OUTBOARD BOAT.
  H9880/80-- OPR-D103-PE-80; UNABLE TO LOCATE WRECK THROUGH ECHO SOUNDER INVESTIGATION, 45 METER LINE SPACING, 1000 METER RADIUS. ARGO CONTROL IN R/R MODE.