There’s a new type of killer whale that prowls deeper waters and specializes in hunting big game, new research by a B.C. scientist suggests. ...But evidence indicates there’s a newly identified type of orca — outer coast killer whales — that are a distinct subgroup of transient whales, and which frequent the ocean depths along the continental shelf off the coast of central California and Oregon, said lead author Josh McInnes, a scientist with the Marine Mammal Research Unit at the University of British Columbia. Once believed to be part of the larger West Coast population, these outer coast killer...