Integrated Repetitive Multibeam Bathymetry and Geophysical Surveys of an Offshore Disposal Site

B008 INTEGRATED REPETITIVE MULTIBEAM BATHYMETRY AND GEOPHYSICAL SURVEYS OF AN OFFSHORE DISPOSAL SITE Abstract 1 D.R. PARROTT 1 M.B. PARSONS 1 M.Z. LI 1 V. KOSTYLEV 1 J.E. HUGHES CLARKE 2 A. DUXFIELD 2 K-L. TAY 3 The Black Point Ocean Disposal Site has received material dredged from shipping channels and near wharves in Saint John Harbour New Brunswick Canada for over 50 years. The disposal site is located at an exposed position in the harbour approaches where it is affected by strong currents 8 metre high tides and waves from winter storms (Fig. 1). Disposal activities had resulted in