Whale sightings during POLARSTERN cruise PS122/1 (MOSAiC)

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....

极地海洋中鲸类的分布与种群丰度相关数据相当匮乏，原因在于其标准调查方法——线样调查法（line-transect surveys）的实施既极具挑战性，又成本高昂。