The last confirmed sighting of a Yangtze River dolphin was a dead body near Nanjing section Ĥ. According to the research from 2000 to 2004, the dolphins live mainly along the section between Dongting Lake to Tongling ģ. There are no Yangtze River Dolphins near Nanjing.Ģ. Their activity area moved from the 35 km away upstream from Gezhou Dam to 170 km away downstream from Gezhou Dam. In 1990s, the Yangtze River Dolphins disappeared in Donting Lake and Boyang Lake. During the last century, 92% of Baiji dolphin specimens died due to consequences of human activity.ġ. The population along Yangtze River is up to 300 million people and their activities are the main cause of decline of the Baiji dolphin. The number of dolphins is fewer and fewer while the distribution range is generally narrowing also. The Situation of Yangtze River Dolphins in Recent 30 Years They usually feed in the morning or in the evening while swimming in the shallow water along the bank side. The dolphins are carnivore preying on fish for food. The only possibility is when the dolphin comes to the surface to breathe. Because there are very few it is very uncommon to see them. Therefore they live far away from boats and cruises. They are timid and are easily frightened. Yangtze River Dolphins are likely to live in deep of water. So after staying in one place for some time, they may move to another area when the water temperature changes. They live in a wide area but required a good water temperature. Often they will appear as couples or in small pods. Yangtze River Dolphins like to live in groups, especially during the mating season in spring. But unfortunately, they only live in the middle stream and downstream of Yangtze River in the later due to human activities’ consequences.
It even included Dongting Lake and Boyang Lake, totally up to 1700 km river area where Baiji Dolphins live. Chances of seeing a Yangtze River Dolphin is rather slim now.Īccording to the history record, Yangtze River Dolphins were widely spread over the Yangtze River area, from 35km away the upstream of Gezhou Dam in Yichang County to the sea entrance near Shanghai City. The situation is more serious than the giant panda. In 2002, it was estimated there were less than 50 Baiji Dolphins in the world and was one of 12 most endangered animals in the world. They are so rarely seen but are called the Goddess of Yangtze River and the Giant Panda under Water. They have very poor eyesight but have a very developed and sensitive sonar system. It maintains a body temperature of 36℃ and has lungs. The male grows up to 2.5 meters long and the female 2.3 meters and weighs between 100 & 150 kg. The Yangtze River Dolphin, also widely known as Baiji Dolphin lives only in the middle and downstream reaches of the Yangtze River.
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