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"Social Organization and Genealogy of Resident Killer Whales (Orcinus orca) in the Coastal Waters of British Columbia and Washington State". Report of the International Whaling Commission (Special Issue 12). Cambridge: 383–405. ISSN 0255-2760. Colby, Jason M. (2018). Orca: how we came to know and love the ocean's greatest predator.
Resident (fish-eating) orcas: The curved dorsal fins are typical of resident females. Resident: These are the most commonly sighted of the three populations in the coastal waters of the northeast Pacific. Residents' diets consist primarily of fish [6] and sometimes squid, and they live in complex and cohesive family groups called pods. [7]
Granny (southern resident J2) was the oldest fully authenticated wild orca on record, at least 65 years old at the time of her presumed death in October 2016. Her exact age will never be known; she was first sighted in 1967, during an orca capture, and was considered too old for capture due to her age (estimated at more than 40, due to her ...
Orca vs. whale shark The researchers’ analysis revealed exactly how the killer whales, often hunting as a group, subdue the whale shark. First, the orcas use their bodies to hit a whale shark at ...
Johnstone Strait is the summer home to a large number of resident killer whales, and includes the Robson Bight/Michael Bigg Ecological Reserve. Although he is best known for his work with killer whales, Bigg spent most of his career studying other marine mammals. He researched northern fur seals in British Columbia and the Pribilof Islands of ...
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.
West coast states are spending millions to protect their inland waterways from invasive crabs. In some places, otters are just eating them.
Initially named Walter the Whale, [144] [145] this orca was taken into captivity during the Yukon Harbor orca capture operation, which was the first planned, deliberate trapping of a large group of orcas (killer whales). 15 southern resident orcas were trapped by Ted Griffin and his Seattle Public Aquarium party on 15 February 1967, in Yukon ...