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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. The southern resident orcas form a closed society with no emigration or dispersal of individuals, and no gene flow with other orca populations. [1]
25 of the 33 orcas on display in the US, Argentina, Spain, and France were born in captivity. Six of the seven displayed in Japan are captive-born. An additional 13 orcas reported in China and Russia were captured in Russian waters. [citation needed] Kalina, born in September 1985, was the first captive-born orca calf to survive more than a few ...
Orcas live in three different ecotypes, or classifications. Resident orcas stay close to the shore and feed primarily on salmon along the west coast of Canada and into the Pacific Northwest of the ...
Orcas, also known as killer whales, live in groups called pods, which can be made up of three to 20 whales, the park said. Typically, orcas don’t stray from the pods they’re born in, according ...
Over 2,000 individual resident-like orcas and 130 transient-like orcas have been identified off Russia. [29] At least 195 individual orcas have been cataloged in the eastern tropical Pacific, ranging from Baja California and the Gulf of California in the north to the northwest coast of South America in the south and west towards Hawaii. [ 31 ]
In November 1986, trainer Mark Beeler was held against a wall by Kandu V during a live performance. [52] On March 4, 1987, 20-year-old SeaWorld San Diego trainer Jonathan Smith was grabbed by one of the park's 5.4-tonne (6-short-ton) orcas. The orca dragged the trainer to the bottom of the tank, then carried him back to the surface and spat him ...
Orcas are among the few animals that undergo menopause and live for decades after they have finished breeding. [ 147 ] [ 148 ] The lifespans of wild females average 50 to 80 years. [ 149 ] Some are claimed to have lived substantially longer: Granny (J2) was estimated by some researchers to have been as old as 105 years at the time of her death ...
Tahlequah, the Southern Resident orca who carried her dead calf for 1,000 miles over 17 days in 2018, is mourning the loss of another newborn, raising concerns about her health.