Whale sightings during POLARSTERN cruise ARK-XXII/1b
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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种群丰度的相关数据较为匮乏，这是由于线样带调查（line-transect surveys）这一标准调查方法的实施兼具挑战性与高昂成本……
