Video footage of Arnoux's beaked whales (Berardius arnuxii) observed in the Weddell Sea during POLARSTERN expedition PS129

Arnoux's beaked whales (Berardius arnuxii) were observed in the western Weddell Sea during a dedicated top predator helicopter survey from Polarstern. The group of eight whales were observed in the pack-ice on the 21 April 2022 at 14:37h, at -63.7172˚S, -51.2116˚W. This was the third group of Arnoux's beaked whales observed during expedition PS129.本研究依托极星号（Polarstern）执行的专项顶级捕食者直升机调查航次，在威德尔海西部海域观测到阿氏喙鲸（Arnoux's beaked whales，Berardius arnuxii）。2022年4月21日14时37分，该由8头个体组成的鲸群在浮冰区被观测到，观测坐标为南纬63.7172°、西经51.2116°。本次观测为PS129科考航次期间第三次记录到阿氏喙鲸群。