Implementation of the Ocean Dumping Ban Act of 1988 : hearing before the Subcommittee on Oceanography, Great Lakes, and the Outer Continental Shelf and the Subcommittee on Fisheries and Wildlife Conservation and the Environment of the Committee on Merchant Marine and Fisheries, House of Representatives, One Hundred Second Congress, first session on implementation of the 1988 Ocean Dumping Ban Act and legislative reauthorization; current permit and penalty structures; trust accounts and new treatment technologies; research to assess effects of sludge on marine life; and beneficial uses of sludge, October 30, 1991