The Sea-Bird SBE 63 Dissolved Oxygen Sensor 631524 was deployed on 2018-07-01 at Folger Deep. Folger Deep is a deep location in Folger Passage near a pillar-like seamount, where productivity and marine mammals are observed. This device is a Oxygen Sensor. Oxygen sensors measure dissolved oxygen concentration in seawater. It was deployed on a fixed platform. Data from this deployment were archived and made available through Ocean Networks Canada's Oceans 3.0 digital infrastructure, with quality assurance and derived data products following established practices.