Origin Notes and History:
Seabird Island adopted in the 1930 BC Gazetteer; confirmed 6 October 1936 on Geological Survey sheet 421A, Hope. Form of name changed to Sea Bird Island 22 August 1967 on 92H/SW.
Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office
Named after the American paddle steamer "Sea Bird", the first steamer to go up the Fraser river as far as Murderer's Bar....
(see also Sea Bird Point, near Victoria)
Source: Walbran, John T; British Columbia Coast Names, 1592-1906: their origin and history; Ottawa, 1909 (republished for the Vancouver Public Library by J.J. Douglas Ltd, Vancouver, 1971)