  FE327SS/89--OPR-C147-HE-89; CONTACT #41 FROM SURVEY H-10284/88; SIDE SCAN SONAR REVEALED A LINEAR SHOAL AREA ABOUT 100M LONG BY 30M WIDE; MACIMUM SCALED HEIGHTS ARE 2 FT WITH THE MOST SIGNIFICANT SHOALING JUST WEST OF CONTACT; ECHOSOUNDER DEPTH OF 24 F