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The primary diet of transient orcas includes harbor seals, Steller sea lions, harbor porpoises, Dall's porpoises, Pacific white-sided dolphins, and Minke whales. Among these, the harbor seal is the most common prey; one survey estimated that more than half of the diet of transients in the Salish Sea region consists of harbor seals. [ 16 ]
Transient or Bigg's: The diets of these orcas consist almost exclusively of marine mammals. [ 6 ] [ 8 ] They live in the same areas as residents, but the two avoid each other. [ 15 ] [ 16 ] [ 17 ] Transients generally travel in small groups, usually of two to six animals, but sometimes on rare occasions pods merge into groups of 200.
The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. It is the only extant species in the genus Orcinus and is recognizable by its black-and-white patterned body. A cosmopolitan species, it is found in diverse marine environments, from Arctic to Antarctic regions to tropical seas.
Bigg's killer whales were the most frequently documented last year, and many finding food sources in the Hood Canal. Transient whales, whose Salish Sea visits are increasing, spending time in Hood ...
A pair of orca whales were spotted sharing a meal along the Channel Islands off the coast of Southern California, video uploaded on June 27 shows.Drone footage captured by Evan Brodsky shows the ...
The research vessel Noctiluca of the Northwest Fisheries Science Center in close proximity to an orca. The southern resident orcas, also known as the southern resident killer whales (SRKW), are the smallest of four communities of the exclusively fish-eating ecotype of orca in the northeast Pacific Ocean.
Northern resident orcas, also known as northern resident killer whales (NRKW), are one of four separate, non-interbreeding communities of the exclusively fish-eating ecotype of orca in the northeast portion of the North Pacific Ocean.
A researcher fires a biopsy dart at an orca.The dart will remove a small piece of the whale's skin and bounce harmlessly off the animal. Cetology (from Greek κῆτος, kētos, "whale"; and -λογία, -logia) or whalelore (also known as whaleology) is the branch of marine mammal science that studies the approximately eighty species of whales, dolphins, and porpoises in the scientific ...