Uniform Title Treaty between the Government of the United States of America and the Government of Canada on Pacific Coast Albacore Tuna Vessels and Port Privileges (1981 May 26). Protocols, etc. (2018 May 22) Title Fisheries : Pacific Coast albacore tuna vessels and port privileges : agreement amending the Annexes of Treaty of May 26, 1981 between the United States of America and Canada, as amended ; effected by exchange of notes at Ottawa, May 22 and 24, 2018.