Understanding reproductive rates of wild animal populations is crucially important for management and conservation. Assessing pregnancy status of free-ranging cetaceans

‘‘Southern Resident’’ killer whales include three ‘‘pods’’ (J, K and L) that reside primarily in Puget Sound/Georgia Basin during the

‘‘Southern Resident” killer whales (Orcinus orca) that comprise three fish-eating ‘‘pods” (J, K and L) were listed as ‘‘endangered” in