Whale sightings during POLARSTERN cruise PS122/4 (MOSAiC)
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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....
极地海洋中鲸类分布与丰度的相关数据较为匮乏，这是由于实施标准调查方法——线样调查法（line-transect surveys）不仅极具挑战性，且成本高昂……
