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Some Irrawaddy dolphins kept in captivity have been trained to do spyhopping on command. The Irrawaddy dolphin is a slow swimmer, but swimming speeds of 20–25 kilometres per hour (12–16 mph) were reported when dolphins were being chased in a boat. [11]
The Irrawaddy dolphin shares similar physical characteristics with the beluga whale, but its genetic makeup ties the Irrawaddy dolphin and the killer whale as close relatives of one another. [13] Irrawaddy dolphins have a slate blue to a slate gray color and their bodies can grow up to 180-275 centimeters in length. [14]
It closely resembles the Irrawaddy dolphin (of the same genus, Orcaella) and was not described as a separate species until 2005. The closest relative to the genus Orcaella is the killer whale, Orcinus orca. [citation needed] The Australian snubfin has three colors on its skin, while the Irrawaddy dolphin only has two. The skull and the fins ...
Dolphins. The Irrawaddy dolphin (Orcaella brevirostris) is the flagship species of Chilika lake. Chilka is home to the only known population of Irrawaddy dolphins in India [16] and one of only two lagoons in the world that are home to this species. [12] It is classified as Critically Endangered, in five of the six other places it is known to ...
The Irrawaddy dolphin was once placed in ... The white colouration of the skin is an adaptation to life in the Arctic that allows belugas to camouflage themselves ...
River dolphins are rather small, ranging in size from the 5-foot (1.5 m) long South Asian river dolphin to the 8-foot (2.4 m) and 220-pound (100 kg) Amazon river dolphin. They all have female-biased sexual dimorphism apart from Amazon river dolphin, with the females being larger than the males.
The sound is also home to three species of dolphins: the Irrawaddy dolphin found in the Inner Sound, the bottle-nosed dolphin in the Outer Sound, and Risso's dolphin found at Minapla Bay. [5] The surrounding forested landscape consists of primarily dipterocarp trees such as narra, ipil, apitong, dao, kamagong and mancono.
Among the most well-known species in the river is the Irrawaddy dolphin (Orcaella brevirostris), a euryhaline species of oceanic dolphin with a high and rounded forehead, lacking a beak. It is found in discontinuous sub-populations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and South-East Asia.