Amundsen Science

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350 datasets found

• Glaciodyn (Canada) IPY Project: Belcher Glacier seabed mapping data

  Amundsen Science

  The Belcher Glacier seabed mapping program was carried out over a 12-hour period in September 2006 and consisted of: 1) imaging of deeper parts of the inlet using the EM300 30 kHz multibeam sonar on the CCGS Amundsen icebreaker; and 2) detailed mapping…

  Other HTML

• Protist communities in Franklin Bay (Beaufort Sea) using environmental DNA analysis

  Amundsen Science

  Samples were collected from the icebreaker CCGS 'Amundsen' into Franklin Bay from fall 2003 to summer 2004 at depth between 160 m and 200 m with a Seabird rosette system equipped with 12 l Niskin-type bottles and a Seabird 911+ CTD probe (salinity,…

  Phytoplankton biomass and diversity HTML

• Phytoplankton light absorption properties in Southern Beaufort Sea and the Amundsen Gulf

  Amundsen Science

  Field observations were made in the southern Beaufort Sea and the Amundsen Gulf as part of CASES 2003 expedition. Samples were collected during the first two legs of the expedition from 13 September to 14 October 2003 (open water) and from 15 October to 25…

  NutrientsSea IceOcean surface heat fluxPhytoplankton biomass and diversityOcean colour HTML

• HPLC Pigment Analysis of the Phytoplankton Community in Franklin Bay

  Amundsen Science

  Sample collection: The sampling was part of the Canadian Arctic Shelf Exchange Study (CASES) in which CCGS Amundsen was frozen in Franklin Bay in the coastal Beaufort Sea (Station FB/200) during winter. Upper mixed-layer microbial plankton communities were…

  Phytoplankton biomass and diversityOcean colour HTML

• Annual dynamics of bacterial biomass and production in Franklin Bay, western Canadian Arctic

  Amundsen Science

  Microbial and environmental variables were collected from 8 depths at a 200-m deep site in Franklin Bay on 33 occasions, from 4 November 2003 to 6 August 2004, aboard the CCGS Amundsen. The following variables were measured: depth, temperature and salinity…

  Dissolved Organic Carbon HTML

• Cold-water coral (soft corals and sea pens) sampling in Baffin Bay, Nunavut, 2017

  Amundsen Science

  Coral samples were collected in Pond Inlet and Lancaster Sound in Baffin Bay using the CCGS Amundsen’s remotely operated vehicle (ROV). Samples from Agassiz trawl and box-core deployments were also kept as part of this study (11 stations). Samples were…

  NutrientsHard coral cover and composition HTML

• Bottom water samples for particulate organic matter (POM) carbon (C) and nitrogen (N) stable isotopic composition in Baffin Bay, Nunavut

  Amundsen Science

  Bottom water (20 L per station) was collected at 11 stations in Baffin Bay using the CCGS Amundsen’s rosette system. Water was filtered aboard the vessel into glass microfiber (GF-F) filters for Carbon and Nitrogen stable isotopic composition analysis. These…

  NutrientsInorganic Carbon HTML

• Fish samples in the Labrador Sea and Canadian Arctic (2017-2024)

  Amundsen Science

  The dataset is composed of adult fish species captured during the ArcticNet cruise aboard the CCGS Amundsen from 2017 to 2024. Pelagic fish were caught with an Isaacs-Kidd Midwater Trawl (IKMT, 9-m2 rectangular mouth aperture with mesh sizes of 11 mm in the…

  Fish abundance and distribution HTML

• 2018 ROV video survey at NE Saglek Bank (Northern Labrador) aboard CCGS Amundsen (dive 65)

  Amundsen Science

  A remotely operated vehicle (ROV) video survey was conducted at the NE Saglek Bank location, at a depth of ~1000 m in July 2018. The main objectives of this dive were to survey epifauna at 1000 m off of the bank and to collect corals, sponges, and other large…

  Invertebrate abundance and distributionZooplankton biomass and diversityHard coral cover and compositionFish abundance and distribution HTML

• 2018 ROV video survey at NE Hatton Sill (Northern Labrador) aboard CCGS Amundsen (dive 67).

  Amundsen Science

  A remotely operated vehicle (ROV) video survey was conducted at the NE Hatton Sill location, at a depth of ~620 m in August 2018. The primary purpose of the ROV dive at this location was to obtain video-transect data for species composition determination, site…

  Invertebrate abundance and distributionZooplankton biomass and diversityHard coral cover and compositionFish abundance and distribution HTML

• 2018 ROV video survey in at NE Saglek Bank 750 m (Northern Labrador) aboard CCGS Amundsen (dive 66)

  Amundsen Science

  A remotely operated vehicle (ROV) video survey was conducted at the Saglek Bank location, at a depth of ~750 m in July 2018. The main objectives of this dive were to video-survey coral and sponge fauna on ridge at 750 m depth, and to collect coral and sponge…

  Invertebrate abundance and distributionZooplankton biomass and diversityHard coral cover and compositionFish abundance and distribution HTML

• 2018 ROV video survey at NE Saglek Bank aboard CCGS Amundsen (dive 64)

  Amundsen Science

  A remotely operated vehicle (ROV) video survey was conducted at the Saglek Bank location, at a depth of ~500 m in July 2018. The primary purpose of this ROV dive was the geological and biological site characterization across depths, and sampling of dead coral…

  Invertebrate abundance and distributionHard coral cover and compositionZooplankton biomass and diversity HTML

• 2016 ROV video surveys (Dives 54-55) in a deep-water environment at Disko Fan (South East Baffin Bay, Canada) aboard CCGS Amundsen

  Amundsen Science

  Two video surveys were conducted in July 2016 at Disko Fan (South East Baffin Bay, Nunavut, Canada) using a Super Mohawk remotely operated vehicle (ROV) aboard CCGS Amundsen. The benthic environment was video-recorded and photographed using a high-definition…

  Zooplankton biomass and diversityFish abundance and distribution HTML

• 2015 ROV video surveys at Inner Frobisher Bay, Nunavut, aboard CCGS Amundsen

  Amundsen Science

  A video-survey using a Super Mohawk remotely operated vehicle (ROV) was conducted in October 2015 at Inner Frobisher Bay, Nunavut. The benthic environment was video-recorded and opportunistically photographed using a high-definition camera (1Cam Alpha, Sub C…

  Invertebrate abundance and distributionZooplankton biomass and diversity HTML

• 2015 ROV video survey in a deep-water environment near Qikiqtarjuaq, Nunavut, aboard CCGS Amundsen

  Amundsen Science

  A video-survey using a Super Mohawk remotely operated vehicle (ROV) was conducted in October 2015 near Qikiqtarjuaq, Nunavut. The benthic environment was video-recorded and opportunistically photographed using a high-definition camera (1Cam Alpha, Sub C…

  Invertebrate abundance and distributionZooplankton biomass and diversity HTML

• Floating microplastics surveys in Frobisher Bay, 2018

  Amundsen Science

  Floating microplastics in Frobisher Bay were assessed using a surface trawl. Four replicate tows of a Manta surface trawl with 200 micron mesh were carried out at each of two sites in Frobisher Bay from CCGS Amundsen. Four tows near the city of Iqaluit…

  Marine debris HTML

• 2017 ROV video survey in a deep-water environment at Navy Board Inlet (Qikiqtaaluk) aboard CCGS Amundsen

  Amundsen Science

  The ROV dive at this site was aborted after 35 minutes underwater due to strong winds.

  Invertebrate abundance and distributionZooplankton biomass and diversityFish abundance and distribution HTML

• 2015 ROV video survey in a deep-water environment at Cape Dyer, Nunavut, aboard CCGS Amundsen

  Amundsen Science

  A video-survey using a Super Mohawk remotely operated vehicle (ROV) was conducted in October 2015 in a site near Cape Dyer, Nunavut. The benthic environment was video-recorded and opportunistically photographed using a high-definition camera (1Cam Alpha, Sub C…

  Invertebrate abundance and distributionZooplankton biomass and diversity HTML

• Post-processed and mosaicked multibeam echosounder data near Qikiqtarjuaq, NU, Canada.

  Amundsen Science

  Multibeam echosounder data near Qikiqtarjuaq were collected by the CCGS Amundsen in 2007 and by the RV Nuliajuk from 2012-2015. Data collected between 2007 and 2014 were processed by the Ocean Mapping Group at the University of New Brunswick…

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• Active Acoustic data in the Labrador Sea and Canadian Arctic (2017-2024)

  Amundsen Science

  The dataset is composed of raw files (.raw) recorded with a SIMRAD EK60 (updated to EK80 in 2020) three-frequency (38, 120, 200 kHz) split-beam echosounder that was operated continuously during the ArcticNet cruise aboard the CCGS Amundsen from 2017 to 2023.…

  Zooplankton biomass and diversityFish abundance and distribution HTML