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Hector's dolphin (Cephalorhynchus hectori) is one of four dolphin species belonging to the genus Cephalorhynchus.Hector's dolphin is the only cetacean endemic to New Zealand, and comprises two subspecies: C. h. hectori, the more numerous subspecies, also referred to as South Island Hector's dolphin; and the critically endangered Māui dolphin (C. h. maui), found off the West Coast of the North ...
Māui dolphins are physically very similar to South Island Hector's dolphins. They are most easily differentiated from other New Zealand cetacean species by: their distinctive grey, white, and black markings; a short snout; unique, rounded dorsal fins; and small, but solidly-built bodies (Hector's dolphins are the smallest dolphin species ...
These include the vaquita, which inhabits a small part of the Gulf of California and Hector's dolphin, which lives in some coastal waters in New Zealand. Most river dolphin species live exclusively in fresh water. [52] Many species inhabit specific latitudes, often in tropical or subtropical waters, such as Bryde's whale or Risso's dolphin ...
The world's smallest known dolphin is in danger of going extinct. Maui's dolphin, a subspecies of Hector's dolphin, is on the brink of extinction, with fewer than 50 left in the wild — all ...
Unlike some other dolphin species, the Atlantic humpback dolphin swims in relatively shallow waters, less than 30 meters in depth. This proclivity for shallow waters means that the dolphins should ...
Note that the correct spelling is Hector’s dolphin and Maui’s dolphin. Conservation 13. Hector’s dolphin is classified as “endangered” by the IUCN, while the Maui’s dolphin sub-species is classified as “critically endangered”. The current abundance is estimated to be 27% of the population size in 1970[9].
As of 2022, the IUCN Red List of mammals lists both South Asian river dolphins as endangered. [18] [30] Two assessments in 2014 and 2015 estimated populations of 3,500 for the Ganges river dolphin and 1,500 for the Indus river dolphin. [19] [31] The Ganges species appears to be decreasing, while the Indus species may be increasing.
Scientists determined that bottlenose dolphins found close to the shore off South Carolina and much of the east coast are a different species than those living in deeper water, according to a ...