Vancouver Island Trip Death Toll Rising: At least 5 people died after a tour boat with 27 people on board sank off the coast of British Columbia Sunday Rescue .br The boat with 27 people on board sank off Tofino, British Columbia, west of Vargas Island.br Devastating Pictures Capture moment whale-watching boat carrying 27 people sinks off British Columbia leaving at least five dead and four unaccounted for .br Investigators are trying to determine what caused a deadly whale watching tragedy near Tofino, British Columbia. The 65-foot vessel sank into the sea, and at .