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Pockmarks, a paleo fluid efflux event, glacial meltwater channels, sponge colonies, and trawling impacts in Emerald Basin, Scotian Shelf : autonomous underwater vehicle surveys, William Kennedy 2022001...M183-2/8933E-PDF

"The Geological Survey of Canada Atlantic (GSC-A) Gavia Autonomous Underwater Vehicle equipped with a dual frequency (540 kHz/1600 kHz) Edgetech 2205 bathymetric sidescan sonar system and a Teledyne Benthos 12-23 kHz sub-bottom profiler was successfully deployed on offshore Scotian Shelf sites. It surveyed three small areas: two that were across known benthic sponge, Vazella pourtalesii (Russian Hat), within a DFO directed trawling closure area on the SE flank of Sambro Bank, and one across a series of pockmarks, eroded cone-shaped depressions in soft mud due to fluid efflux"--Executive Summary, page 1.

Permanent link to this Catalogue record:
publications.gc.ca/pub?id=9.917318&sl=0

Publication information
Department/Agency
  • Geological Survey of Canada, issuing body.
TitlePockmarks, a paleo fluid efflux event, glacial meltwater channels, sponge colonies, and trawling impacts in Emerald Basin, Scotian Shelf : autonomous underwater vehicle surveys, William Kennedy 2022001 cruise report / E.L. King, A. Normandeau, T. Carson, P. Fraser, C. Staniforth, A. Limoges, B. MacDonald, F.J. Murillo, and N. Van Nieuwenhove.
Series title
  • Open file, 2816-7155 ; 8933
Publication typeMonograph - View Master Record
Language[English]
FormatDigital text
Electronic document
Note(s)
  • Includes bibliographical references (page 39).
Publishing information
  • [Ottawa] : Geological Survey of Canada, 2022.
  • ©2022
Author / Contributor
  • King, E. L., author.
Description1 online resource (46 pages) : charts, illustrations, maps.
ISBN9780660462547
Catalogue number
  • M183-2/8933E-PDF
Subject terms
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