Environmental Assessment/Regulatory Impact Review for the North Pacific Fisheries Research Plan: Amendment 27 to the FMP for the Groundfish Fishery of the Bering Sea Aleutian Islands Area, Amendment 30 to the FMP for Groundfish of Alaska, Amendment 3 to the FMP for the Commercial King and Tanner Crab Fisheries in the Bering Sea and Aleutian Islands Area - Regulatory Amendment to the Pacific Halibut Fishery Regulations