65 



43° 34.000'N 



43° 33.800'iM 



43° 33.600'N 



February 1996 Baseline REHOTS® 



70°01.800'W 

 m 200 m 



70°01.600'W 



70°01.400'W 



Historic DM [^ Soft Ambient Sediment 



Fresh DM I 1 Patchy Rock with 

 ' — 'Ambient Sediment 



H Hard Bottom 



Figure 4-7. Characterization of ambient sediments and dredged material within the Royal 

 River Project Area, as detected by the February 1996 REMOTS® camera 

 survey 



The Portland Disposal Site Capping Demonstration Project, 1995-1997 



