Whale sightings during POLARSTERN cruise PS95.1 (ANT-XXXI/1.1)
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Data on whale distribution and abundance in the polar oceans is rather sparse, as implementing the standard surveying method, line-transect surveys, is challenging and costly....
极地海域鲸类分布与种群丰度的相关数据相当匮乏，这是因为标准调查方法——样线调查（line-transect surveys）的实施不仅难度极大，且成本高昂……
