200-mile fishery oversight, joint ventures : hearings before the Subcommittee on Fisheries and Wildlife Conservation and the Environment of the Committee on Merchant Marine and Fisheries, House of Representatives, Ninety-fifth Congress, first session, on Implementation of the 200-mile fishing zone act, April 14, 15, 1977, San Francisco, Calif., joint ventures, H.R. 2564, H.R. 4165, and H.R. 4166 ... July 18, 1977.