White Canadians(usually females) that prefer African Americans(usually males from American Ghettoes). Canadian Mudsharks are usually found in cities near the Canadian/American border: Victoria, Vancouver, Calgary, Regina, Winnipeg, Kenora, Thunder Bay, Windsor, London, Hamilton, Montreal, Ottawa, Kingston, Toronto, Quebec.
Canadian Mudsharks prefer African Americans but will settle for Jamaicans or Africans from Africa.
Jane: Has anyone seen Karen?
Martha: Oh she's in the States this weekend.
Jane: Again? Is she Hunting Blacks still?
Martha: Probably. What a Canadian Mud Shark!
Jane: Before long she'll have Mud Skippers, eh?