Cruise ID: EX2000 Multibeam System: EM304 Dates: March 3-8, 2020 The Okeanos Explorer received a Kongsberg EM304 multibeam echosounder topside upgrade over the 2019-20 winter maintenance period.

Cruise ID: EX1810 Multibeam System: EM302 Dates: October, 2018 The primary RX array SAT activities included: 2018-10-02: depart Quonset, RI EM302 TX and RX array survey review EM302 and POS MV geometry / config.