text: ( http://www.amphibiaweb.org ) In November 2001 , the Canadian Species at Risk Act listed the Great Lakes population of the Tiger Salamander as being extirpated , and the Southern Mountain population in British Columbia 's Okanagan as endangered in Canada .
simplified: ( http://www.amphibiaweb.org ) In November 2001 , the Canadian Species at Risk Act listed the Great Lakes number of the Tiger Salamander as being removed , and the Southern Mountain population in British Columbia 's Okanagan as endangered in Canada .