Ogopogon.

1926 Province (Vancouver) 24 Aug. 7 (heading) ‘Ogopogo’ now official name of the famous Okanagan sea serpent.

1927 Province (Vancouver) 25 Sept. 24 Alberta claims to have an Ogopogo all its own.

1936 A. F. Cross Cross Roads 71 Ogopogo's head is slightly reminiscent of Henry VIII, he has a torso like an accordion, and a tail like a shillelagh.

1962 G. MacEwan Blazing Old Cattle Trail vii. 46 The way was described as rough and mountainous but no Ogopogo lake serpents were reported.

1974 P. Costello In Search of Lake Monsters x. 222 The settlers name for it is now Ogopogo... It is not, as some seem to have thought, an Indian word. Back in 1924 the following music hall hit from London was sung one night in Vernon: His mother was an earwig, His father was a whale. A little bit of head, and hardly any tail, And Ogopogo was his name.

1990 L. Picknett Encycl. Paranormal 163/1 Some of the best known monsters include Igopogo of Lake Manitoba, Ogopogo of Okanagan Lake and Champ of Lake Champlain.