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17061 datasets found

• Organic Contaminants in Canadian Archipelago: Central and Eastern, 2013

  Amundsen Science

  Air and water samples were collected from on board the CCGS Amundsen in the fall of 2013 as a part of ArcticNet and the Northern Contaminants Program (NCP). These samples were collected to determine the occurrence and levels of legacy pesticides and new and…

  Transient tracers HTML

• Microplastics Contamination in Sediment, Water, Snow/Ice, Fish and Seals of the Canadian Arctic: 2021-2022

  Amundsen Science

  Microplastics (MPs) contaminate the oceans from the poles to the equators and from the sea surface to the deep sea. In addition, MPs have been recorded in freshwater systems, including in lakes, rivers and streams globally. Not only an aquatic issue, MPs…

  Marine debris HTML

• Mercury Concentrations and Rates of Biogeochemical Transformations in Marine Waters of the Canadian Arctic Archipelago

  Amundsen Science

  Sample collection took place during both legs of the 2005 CCGS Amundsen cruise, during Leg 1 in 2006 and during Leg 3 in 2007. Water samples were collected using Teflon-lined Niskin bottles mounted on the ship¿s rosette system, at sites ranging from Hudson…

  Transient tracers HTML

• Belcher Glacier surface and bedrock digital elevation models and ice thickness map

  Amundsen Science

  Improved surface and bedrock DEMs have been produced for the Belcher Glacier using data from different sources, including in situ measurements, airborne soundings, and satellite images. Surface elevation is based on 2007 (late summer) SPOT5 HRS images. Bed…

  Sea Ice HTML

• Benthic Marine Sponges Collected from Baffin Bay, North Labrador Sea, and Davis Strait aboard the CCGS Amundsen 2015 to 2017 as part of ArcticNet HiBio Project

  Amundsen Science

  Sponges were sampled from multiple sites in the Northeast Atlantic from multiple cruises aboard the CCGS Amundsen. Benthic sponges were obtained through Box cores, Agassiz trawls, and through targeted sampling using the SuMO ROV. Sponges were photographed on…

  Other HTML

• 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

• Spatial extent of surface canopy kelp derived from fixed-wing surveys (2024), North Vancouver Island, British Columbia, Canada

  CIOOS-Pacific

  This data package consists of digitized surface canopy extent for two species of canopy-forming kelp – giant kelp (Macrocystis pyrifera) and bull kelp (Nereocystis luetkeana) – for two regions on the North Vancouver Island region of British Columbia, Canada.…

  Macroalgal canopy cover and composition 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