Identification of Individual Orcas
Individual orcas can be distinguished from one another by looking at preexisting markings on their bodies. Though whales can be told apart by the markings on their cheeks or their eypatches, we primarily look at the saddlepatch, the grey marking behind the dorsal fin. Once those markings are recorded via photograph, alphanumeric (Letter-Number) codes are assigned to individuals. We have two populations of orcas in our waters, Residents, salmon-eaters, and Transients...