Datasets
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68 datasets found
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Belcher Glacier surface and bedrock digital elevation models and ice thickness map
Amundsen ScienceImproved 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 -
Iceberg Beacon Track Database
Amundsen ScienceThe Iceberg Beacon Track Database is a collection of 224 iceberg drift tracks with a total of 719,045 positions from the Arctic and (North) Atlantic oceans. Each track is accompanied by metadata that describes the iceberg shape, dimensions (m), beacon model,…
Sea Ice HTML -
Deterioration Data Collected from 'Petermann Ice Island-A-1-f' While Grounded Near Qikiqtarjuaq, Nunavut, 2015 - 2017
Amundsen ScienceA data collection program was carried out between October 2015 and September 2017 to monitor the thinning and overall deterioration of "Petermann Ice Island (PII)-A-1-f". This large, tabular iceberg was a fragment of the 2012 Petermann Glacier calving event.…
Sea Ice HTML -
Surface-Based Radiometer (SBR) data from the South Beaufort Sea, aboard the Amundsen icebreaker
Amundsen ScienceContinuous measurements of emissivity at 89 and 37 GHz frequencies were acquired in vertical and horizontal polarizations at fixed elevation angle of 55 degrees during transit and scanning elevation angles of 30-150 degrees at every station. The radiometers…
Sea Ice HTML -
Webcam pictures of the Amundsen Gulf
Amundsen ScienceThe webcam was installed on the navigation deck of CCGS Amundsen on the port side (see http://www.amundsen.ulaval.ca/index.php?url=11511&sub=1). Its field of view nearly match with that of microwave radiometer. Thus, both of the instruments look at the same…
Sea Ice HTML -
ArcticNet ice beacon GPS position and triplet arrays, 2009, Beaufort Sea
Amundsen ScienceSea ice drift data were obtained from an array of ten ice beacons and one ice mass balance buoy launched from the CCGS Amundsen in the marginal ice zone of the southern Beaufort Sea in September, 2009. From this array, four triangular configurations were…
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LAser WAve Slope (LAWAS) laser profiling data
Amundsen ScienceThe laser profiling instrument is mounted on the front deck of the Amundsen icebreaker on the port side. The instrument has four lasers that emit laser radiation of 900nm at regular intervals. The LAWAS profiler has been used during the transit to acquire data…
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Electromagnetic-laser ice thickness data collected by helicopter and ice distribution data collected with Video-laser sensors from ArcticNet 1b survey leg of the summer 2013 in Kennedy Channel of Nares Strait
Amundsen ScienceThe BO105 helicopter on board the CCGS Amundsen was used during the northern section of the ArcticNet 1b leg to collect the ice thickness and video data along flight paths across Kennedy Channel. The main collection of data was done on three days between…
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Snow temperature and salinity profiles in the Amundsen Gulf
Amundsen ScienceGenelal description: Ice cores, samples of nilas and snow samples, under-ice water and a sample of frost flowers were taken in the Amundsen Gulf (Canadian Arctic) onboard the CCGS Amundsen. Methology: We used corer to collect ice cores and frost flowers and we…
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Ice Forecasts for the Estuary and Gulf of St. Lawrence
St. Lawrence Global ObservatoryOcean forecasts for the Estuary and Gulf of St. Lawrence are produced by the Operational Oceanography scientific team of Fisheries and Oceans Canada, Maurice Lamontagne Institute, Mont-Joli, Québec. The forecasts of sea-ice thickness and concentration are…
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Shipborne Dissolved Organic Gas Measurements in Depth Profiles and Underway Seawater (Methanol, Acetone, Acetaldehyde, DMS, Isoprene) Amundsen 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). For more information, please refer to Wohl, C., Capelle, D., Jones, A., Sturges, W. T.,…
Sea IceDissolved Organic Carbon HTML -
OASIS-CANADA-OOTI CFL: Atmospheric composition and structure during the CFL campaign near the Amundsen icebreaker in the Amundsen Gulf
Amundsen ScienceData were compiled in campaign mode and were obtained over the ice of the Amundsen Gulf, using the OOTI (Out On The Ice) mobile laboratory mounted on a specially manufactured Arctic sled and running on a bank of 12 VDC batteries. Chemical and meteorological…
Sea IceTransient tracers HTML -
OASIS-CANADA CFL: Atmospheric composition and structure during the CFL campaign from the Amundsen icebreaker in the Amundsen Gulf
Amundsen ScienceData were compiled in campaign mode and were obtained over the ice of the Amundsen Gulf. Chemical and meteorological variables were collected with commercial and custom made instrumentation, as detailed below. Ozone (O3): Measurements were taken with TECO…
Sea IceTransient tracers HTML -
Aerial-photo and LiDAR iceberg surveys during the 2015 Joint Statoil/ArcticNet Cruise, Newfoundland and Labrador, Canada
Amundsen ScienceTriplicate aerial-photo and LiDAR surveys of two iceberg sails were conducted to evaluate the capability of each technique to detect iceberg or ice island deterioration. This evaluation lays out how the spatial pattern and rate of iceberg deterioration could…
OtherSea Ice HTML -
GEOTRACES: Multi-tracer investigation of the effect of climate change on nutrient and carbon cycles in the Arctic Ocean
Amundsen ScienceOur sampling program took place from August 27, 2009 through September 12, 2009. It was part of Leg 3a of the 2009 CCGS Amundsen Expedition in the Arctic Ocean (ArcticNet 0903). Sampling started in the Mackenzie River delta and continued into the Beaufort Sea…
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SX90 sonar data in the Eastern Canadian Arctic: 2011
Amundsen ScienceThe data set is composed of raw files recorded with the Kongsberg Maritime SX90 long-range, low frequency (20-30 kHz) fisheries sonar during the CCGS Amundsen 2011 summer expedition in the Eastern Canadian Arctic. The sonar was operated during a 3 hours…
Marine turtles, birds, mammals abundance and distributionSea Ice HTML -
Mesozooplankton vertical distribution data in Franklin Bay, southern Beaufort Sea, 2003-04
Amundsen ScienceThe CASES overwintering station was sampled at weekly intervals from 9 December 2003 to 29 May 2004. Zooplankton were collected with a multi sampler Hydrobios® equipped with nine nets of 200 &956;m mesh size each that was deployed from the moonpool of the CCG…
Sea IceZooplankton biomass and diversity HTML -
Surface-based Passive Microwave Brightness Temperatures - Canadian Arctic during the 2009 ArcticNet / Industrial Partnership Field Study
Amundsen ScienceContinuous measurements of emissivity at 89 and 37 GHz frequencies in vertical and horizontal polarizations at a fixed elevation angle of 55 degrees during transit and scanning elevation angles of 30-150 degrees at every station were acquired. The radiometers…
Sea IceOcean surface heat flux HTML -
Ocean and sea ice surface temperature in the southern Beaufort Sea during the IPY Circumpolar Flaw Lead (CFL) study 2007-2008
Amundsen ScienceThe IR Transducer is installed at the 400 level of the CCGS Amundsen icebreaker on the port side of the ship. The data recording is done on a separate storage module and then transferred to the backup drive. It can record the data at a user-specified time…
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Total Mercury and Methylmercury Profiles in Multiyear Sea Ice in the Southwestern Beaufort Sea
Amundsen ScienceReplicate cores spanning the entire thickness of the floe were taken from a single sampling site on a multi-year sea ice floe in the southwestern Beaufort Sea in August 2011 as part of the ArcticNet 2011 cruise of the CCGS Amundsen. Quantification of total…
Sea IceDissolved Organic Carbon HTML