Page 2: of Marine Technology Magazine (March 2020)
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March 2020
Volume 63 • Number 2
Contents
On the Cover (Photo by Thom Hoffman; Courtesy of
Schmidt Ocean Institute. See story 20 page 42.
18 Electric Motors Considerations of partial load ef? ciency in electric motor selection for UUVs.
By Donald MacPherson 20 eDNA There is a new buzzword in the ocean science/sensing community: eDNA, an
Dartmouth Ocean Technologies Inc. and Sieben Laboratory Dalhousie University abbreviation for environmental
DNA.
By Justin Manley 26 An All-Seeing Eye For survey-tech out? t, Ecotone, the business model is offering a faster, digital way to monitor the health of seabed environments and offshore infrastructure.
By William Stoichevski 34 Search for San Juan 26 Ocean In? nity helps to solve the mystery of a missing sub.
By Elaine Maslin 42 Unlocking Ocean Bio Greater understanding of what goes on in the ocean is starting to become a reality – thanks to growing use of unmanned surface and underwater vehicles and developments in biological sensing.
By Elaine Maslin 4 Editor’s Note 34 6 Authors & Contributors 8 Tech Files 14 News Feature: Next Generation 16 News Feature: Decom 18 Tech Feature: Next Generation 50 Tech File: The Gorilla ROV 46 50 Tech File: Ocean Instruments 54 New Products 56 Oi ‘20: The Conference 56 Oi ‘20: The New Technology 63 Classi? ed 64 Advertisers Index Credit: Chris Wahl (c) 2016 MBARI Ocean In? nity Ecotone CEO, Oddbjoern Roedsten 2020 March 2 MTR
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