Hearings Before the Subcommittee on Fisheries and Wildlife Conservation and the Environment of the Committee on Merchant Marine and Fisheries, House of Representatives, Ninety-third Congress, First Session, on H.R. 37, 470, 471, 1461, 1511, 2669, 2735, 3310, 3696, 3795, 4755 ... 2169 ... 4758. ... March 15, 26, 27, 1973