Anadromous fish : hearing before the Subcommittee on Fisheries and Wildlife Conservation of the Committee on Merchant Marine and Fisheries, House of Representatives, Ninety-first Congress, first session on H.R. 1049, a bill to amend the Anadromous Fish Conservation Act of October 30, 1965, relating to the conservation and enhancement of the nation's anadromous fishing resources, to encourage certain joint research and development projects, and for other purposes : H.R. 9546, a bill to amend section 4 of the Anadromous Fish Conservation Act of October 30, 1965, December 10, 1969.