When killer whales prowl the dark coastal waters of Washington state and British Columbia, sound helps more than sight. The marine mammals pulse a series of underwater clicks that beam like a flashlight and bounce …
It’s always a good idea for managers keep a close watch on wildlife to understand the long-term population trends. But just how often do species need to be surveyed to keep population numbers in check? …
Many people thought the sea otter populations around the Aleutian Archipelago were the model of the species’ success. For decades, populations up and down the Pacific Coast of North America blinked out due to past …
On Mar. 9, Fisheries and Oceans Canada (DFO) released the final version of its Action Plan for the Northern and Southern Resident Killer Whale (Orcinus orca) in Canada. The Action Plan identifies specific measures to …
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