Xiaonanhai Dam total of 338 freshwater fish species have been identified on the Yangtze. 189 live in the area — currently a preservation — and many of those are found in no other river basin in China. An official study by the Yangtze River Commission in 2003 concluded that the Xiaonanhai dam could not be recommended due to its "unremarkable economic returns". According to "Chongqing Daily", project cost per-kilowatt is triple that compared with other projects along the Yangtze: with total investment estimated at ¥32 billion, the project will cost ¥16,000 per-kilowatt of capacity, whereas the Three Gorges dam, Xiluodu Dam and
Three Gorges still tower above the river, and the gorges continue to offer views of the surrounding cliffs. The riverboat companies operating on the Three Gorges are experiencing an increase in demand for river cruises. The increased width and depth of the river permits larger ships through the gorges, and there has been a significant increase in river traffic of all kinds, including bulk cargo and container barges. After the construction of the Three Gorges Dam was approved, archaeologists were allowed time and resources to carry out rescue work. However, after the dam was built and used to store water, a large