半自然水域中长江江豚活动区域及其季节性变化

SWIMMING AREAS AND THEIR SEASONAL VARIATION FOR YANGTZE FINLESS PORPOISE IN THE SEMI-NATURAL CONSERVATION DISTRICT

  • 摘要: 长江江豚 (Neophocaena phocaenoides asiaeorientalis)是江豚独立的淡水种群,近年来其种群数量呈急剧下降趋势1。

     

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