Antarctic beaked whale echolocation signals near South Scotia Ridge

• Published in: Marine Mammal Science
• Main Authors: Trickey, Jennifer S., Baumann-Pickering, Simone, Hildebrand, John, Reyes Reyes, María Vanesa, Melcón, Mariana, Iñíguez, Miguel
• Format: Article in Journal/Newspaper
• Language: English
• Published: Wiley Blackwell Publishing, Inc
• Subjects: Beaked Whale; Echolocation; Upsweep; Scotia Ridge; https://purl.org/becyt/ford/1.6; https://purl.org/becyt/ford/1; Antarctic; Southern Ocean; Elephant Island; South Scotia Ridge; Antarc*; toothed whales
• Online Access: http://hdl.handle.net/11336/77203

Several species of beaked whales inhabit the Southern Ocean, but information on their abundance, distribution, and seasonality is scarce. However, beaked whales are the only cetaceans known to use frequency modulated (FM) upsweep pulses to echolocate, and these signals appear to be species-specific...