Biodiversity Science ›› 2000, Vol. 08 ›› Issue (1): 106-111.doi: 10.17520/biods.2000015

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A preliminary study on the populatiou size of Yangtze finless propoise in Poyang Lake, Jiangxi

XIAO Wen, ZHANG Xian-Feng   

  1. Institute of Hydrobiology , the Chinese Academy of Science , Wuhan  430072
  • Received:1998-12-25 Revised:1999-08-20 Online:2000-02-20

We estimated the population density and size of the Yangtze finless porpoise ( Neophocaena phocaenoides asiaeorientalis) using line transect sampling in Poyang Lake , Jiangxi. The estimated density is 0. 1940 individual/ km2 and population size 388 , respectively. Feasibility , validity and other problems of line transect survey method in shallow fresh water lake were also discussed.

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