7 September 2013: This may sound familiar, as California sea lions are the most commonly kept pinnipeds in aquaria and marine theme parks. This clip was recorded by an Ocean Sonics icListen high frequency hydrophone deployed in Folger Passage at a depth of 105 m.

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Original filename: ICLISTENHF1253_20130907T101117.306Z_20130907T101617.311Z

California Sea Lions Barking

Ocean Networks Canada (ONC) is a world-leading research and ocean observing facility hosted and owned by the University of Victoria, and managed by the not-for profit ONC Society. ONC operates unparalleled observatories in the deep ocean and coastal waters of Canada’s three coasts–the Arctic, the Pacific and the Atlantic–gathering biological, chemical, geological and physical data to drive solutions for science, industry and society.