  W00039/03--OPR-A397-TJ-03;  Feature is the least depth (263 ft) over an apparently man-made object found with an EM 1000 MBES in pos.042° 26' 17.722" N, 70° 36' 21.217" W.  Object can not be positively identified as a wreck. No sidescan or MBES develop