  H10844--OPR-F344-WH-98;  FOUND AN OBSTRUCTION BY SIDE SCAN SONAR.  INVESTIGATION BY DIVERS REVEALED A C-130 AIRCRAFT FUSELAGE, RESTING UPSIDE-DOWN ON A SANDY BOTTOM.  OBTAINED A LEAST DEPTH OF 52.5 FEET (MLLW) IN LAT. 34/33/38.36N, LONG. 076/51/23.13W