Hong Kong Waters - Photo ID Booklet . Give Dolphins a Breath There are many reasons why the Chinese white dolphin (Sousa chinensis) is beloved by the Hong Kong people. (A captive dolphin died of old age in a Chinese zoo in 2002). I think there are about 50 amazon river dolphins left and only a few Chinese river dolphins left. The Chinese river dolphin, or baiji, holds the unenviable record of being the first dolphin species driven to extinction by human beings. Uniquely, the population along the Chinese coast has pink skin, and the pink colour originates not from a pigment, but from blood vessels which were overdeveloped for thermoregulation.The body length is 2 to 3.5 m (6 ft 7 in to 11 ft 6 in) for adults 1 m (3 ft 3 in) for infants. These dolphins may also be referred to as the Atlantic humpback, Indian humpback and Pacific humpback dolphin depending on where it is located. For example, the Indus dolphin, which is a blind dolphin species that inhabits rivers in India, has only 600 members and is considered endangered. It took less than 50 years for humans to wipe them out. The environmental group World Wildlife Fund-Hong Kong reports that there are only 62 left, down from 158 in 2003, according to ABC News. We need you to answer this question! The Greater Bay Area, Our Elegant Home – Guangdong–Hong Kong-Macao Marine Life Drawing Competition 2018 (List of Hong Kong winners) Chinese White Dolphin - The Ambassador Who Transverses Guangdong and . There are just 47 Chinese white dolphins left in Hong Kong waters, says report There are just 47 Chinese white dolphins left in Hong Kong waters, says report The decline in numbers of the rare species is due to construction projects creating noise and water pollution in their habitat, experts say Monitoring of Marine Mammals in Hong Kong Waters (2018-19) Monitoring of Marine … “It looks as if we’ve ventured into a different world, but we’re actually in western Lantau,” says Taison Chang, chairman of the Hong Kong Dolphin Conservation Society (HKDCS). The Amazon river dolphin is seen as a competitor for diminished fish stocks and is often killed or injured when people try to chase them away. No one knows for sure. The population of the Chinese white dolphins in the Pearl River Estuary (PRE) is very unique. Though the dolphin was believed by many to have gone extinct in the wild, some environmental scientists have never stopped believing that, somewhere along the vast drainage of the world's third longest river, a few remaining members of the rare species may be fighting for survival, far away from human activity. Dolphins live in an environment in which threats from predators, although rare, are possible. There is only 27 Chinese alligators left in the world There is about 120 chines alligators left in the world. ... How Many Dolphins Are Left in the World? Marine Mammals Monitoring Reports .