Datasets
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57 datasets found
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Shipborne dissolved concentrations of benzene and toluene in surface seawater and depth profiles and air sea fluxes in Canadian Arctic/Baffin Bay area, 2017
Amundsen ScienceDissolved concentrations of these gases were measured using a segmented flow coil equilibrator (SFCE) coupled to a Proton Transfer Reaction Mass Spectrometer (PTR-MS). Detailed description of the installation on board and the data analysis specific to this…
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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 ScienceSponges 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…
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Thyasirid bivalve collection from around Baffin Island, Nunavut
Amundsen ScienceThyasirid bivalves were collected by sieving sediments collected using box cores aboard the Amundsen, from 2015 to 2017, around Baffin Island and at Saglek Bank. Specimens were preserved in either ethanol (for DNA extraction), in glutaraldehyde (for…
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Benthic Diversity across the Canadian Arctic
Amundsen ScienceData were mainly collected from the CCGS Amundsen (2015 to 2019) and from the William-Kennedy (2019). An Agassiz trawl (1.5 m width × 0.7 m height, cod end of 0.5 cm mesh size) was towed on the seabed at a speed of 1.5-2 knots for 3 to 5 minutes to survey…
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Geomorphology of Northeast Baffin Fjords (2014-2016)
Amundsen ScienceThe multibeam bathymetry data is acquired with a multibeam sonar Kongsberg EM302. For complete acquisition and processing description, see the Polar data Catalogue Metadata CCIN 12586 and 12732. Additionnal post-processing and data cleaning of the bathymetry…
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Benthic food-web responses to marine biological productivity and depth across the Canadian Arctic
Amundsen ScienceA total of 19 stations were sampled between August and October 2011 onboard the Canadian research icebreaker CCGS Amundsen. Two stations were sampled both in August and October to assess seasonal variability in stable isotope composition. At each station, a…
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Regional variability of megabenthic community structure across the Canadian Arctic
Amundsen ScienceBenthic fauna were sampled at 78 stations between June and October from 2007 to 2011 onboard the Canadian research icebreaker CCGS Amundsen. Station depths ranged from 34 to 1024 m, all below the average ice scouring zone. All faunal samples were collected…
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2008 Arctic-SOLAS Atmospheric Chemistry Data: VOCs and particle size distributions
Amundsen ScienceReal-time atmospheric measurements were made on board the CCGS Amundsen. Sampling lines were placed on the forward mast of the ship, and instruments were housed in a sampling shed located on the top deck. Mixing ratios of volatile organic compounds (VOCs:…
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Arctic-SOLAS 2008 atmospheric DMS, SO2, aerosol sulfate and MSA
Amundsen ScienceThe database consists of hourly atmospheric DMS concentration, daily SO2 and total sulfate concentrations and three-day concentrations of size segregated aerosol sulfate. Samples were taken on the top of the navigation bridge of the CCGS Amundsen as it cruised…
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Multibeam Sonar Data from the CCGS Amundsen for the Greenland Exclusive Economic zone
Amundsen ScienceDatasets were collected and processed by the Ocean Mapping Group, University of New Brunswick. Accoustic data was generated from the multibeam Kongsberg Simrad EM302 multibeam sonar system onboard the CCGS Amundsen during ArcticNet Cruises. This bathymetric…
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2008 Multibeam Sonar Data collected from the CCGS Amundsen
Amundsen ScienceOcean Mapping Group acoustic data generated from the 2008 multibeam sonar survey on the 2008 CCGS Amundsen ArcticNet Cruise. The data include high-resolution bathymetry and acoustic backscatter imagery collected 24 hours a day, whenever the ship was in transit…
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Multibeam Sonar Data from the CCGS Amundsen for the Greenlandic Exclusive Economic zone from 2003 to 2014
Amundsen ScienceAcoustic data was generated from the multibeam Kongsberg Simrad EM300 and EM302 multibeam sonar system on the CCGS Amundsen. This bathymetric data subset covers the Greenlandic Economic Exclusive Zone (EEZ), i.e. outside of the 12 nm territorial sea extent and…
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CCGS Amundsen underway gas measurements, 2018-2019
Amundsen ScienceMembrane inlet mass spectrometer (MIMS) and optode / gas tension device (GTD) gas systems were deployed on the CCGS Amundsen in 2018 and 2019. These autonomous sensors obtained measurements of dissolved O2, Ar, and N2 from the ship's underway seawater supply…
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Atmospheric Profiling Radiometer: 2013
Amundsen ScienceRaw data are collected using a Radiometrics TP/WVP3000A Profiling Radiometer. The instrument is located directly behind the wheelhouse of the Amundsen icebreaker and has a clear view of the sky. The upward-looking radome passively monitors microwave radiation…
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Arctic-SOLAS Atmospheric Chemistry Data in 2007
Amundsen ScienceIn general, the methods used included in situ sampling from the Amundsen. Sampling lines were placed on the forward mast on the ship, as well as from a sampling shed located on the top deck. Aerosol composition was measured by Aerosol Mass Spectrometry,…
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Cloud base height in Baffin Bay and the NW Passage: 2013
Amundsen ScienceProcessed atmospheric ceiling heights were recorded from a CT25K ceilometer. The instrument was mounted on the CCGS Amundsen icebreaker on the port side directly behind the ship's wheelhouse. Data were collected during transit, set transects, 24-hour stations,…
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Arctic-SOLAS 2007 atmospheric DMS, SO2, aerosol sulfate and MSA
Amundsen ScienceThe database consists of hourly atmospheric DMS concentrations, daily SO2 and total sulfate concentrations and three-day concentrations of size segregated aerosol sulfate. Samples were taken on the top of the navigation bridge of the CCGS Amundsen as it…
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Arctic Coast-Islands Basin Long-term Water Quality Monitoring Data
DataStreamLong-term freshwater quality monitoring data for over 10 sites in the Arctic Coast-Islands Basin for the past 15 years or longer for nutrients, metals, major ions, and other physical-chemical variables are included in this dataset. Monitoring is conducted by…
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Structure and resilience of the benthic food web across the Canadian Arctic and the Chukchi sea
Amundsen ScienceThe study area extends from the North Water Polynya to the Chukchi Sea across five geographic regions: North Water Polynya, Canadian Archipelago, Amundsen Gulf, Beaufort Sea and Chukchi Sea (14 stations). We collected data from July to October 2014 aboard the…
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Dynamic microbial populations in Canada’s Arctic Ocean are poised to respond to environmental change
Amundsen ScienceSamples were collected at each site for 16S and/or metagenomic sequencing. Each site was sampled in triplicate once per visit; some sites have been revisited across multiple years. Water samples were collected via rosette sampler; 2L of sampled water were…
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