香港六合彩开奖结果现场直播

Publication

Biology and conservation of freshwater cetaceans in Asia

Authors: Reeves, Randall R., Smith, Brian D., Kasuya, Toshio,
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Abstract

This compilation brings together current information on the status of Asian freshwater cetacean populations, the factors that have caused their recent declines, and what can be done to improve their chances for survival. All of the species or populations in quesion are classified as endangered or critically endangered in the 1996 香港六合彩开奖结果现场直播 Red List of Threatened Animals. Includes papers on water development issues, the Yangtze River Dolphin, or Baiji, the Ganges River Dolphin, or Susu, and the Yantgze River population of finless porpoisese. In the final section , five papers address methods for studying freswater cetaceans