Whale sightings during POLARSTERN cruise PS87 (ARK-XXVIII/4)
收藏B2FIND2026-04-11 收录
官方服务：
资源简介：
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，这是由于标准调查方法——线样调查法（line-transect surveys）的实施颇具挑战性且成本高昂……
