Call repertoire and inferred ecotype presence of killer whales ( Orcinus orca ) recorded in the southeastern Chukchi Sea

• Main Authors: Madrigal, Brijonnay C., Crance, Jessica L., Berchok, Catherine L., Stimpert, Alison K.
• Format: Text
• Language: unknown
• Published: DigitalCommons@University of Nebraska - Lincoln 2021
• Subjects: Arctic; Chukchi Sea; Point Hope; Chukchi; Killer Whale; Orca; Orcinus orca; Alaska; Killer whale
• Online Access: https://digitalcommons.unl.edu/usdeptcommercepub/623; https://digitalcommons.unl.edu/context/usdeptcommercepub/article/1628/viewcontent/Madrigal_JASA_2021_Call_repertoire.pdf

Killer whales occur in the Arctic but few data exist regarding the ecotypes present. The calling behavior differs among ecotypes, which can be distinguished based on pulsed call type, call rate, and bandwidth. In this study, a passive acoustic recorder was deployed 75 km off Point Hope, Alaska, in t...