Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography Sea ice program at Bedford Inst. of Oceanography in Canadian Archipelago, Labrador shelf and Gulf of St. Lawrence Work S. Prinsenberg, C. Tang, T.Yao, I. Peterson, G. Fowler, J. Hamilton and D. Belliveau Contractors: Scott Holladay, Geosensors Loius Lalumiere, Sensors by Design Dave Fissel, Arctic Sciences

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography Sea ice program at Bedford Inst. of Oceanography - Can. Arctic Archipelago circulation and pack ice - Labrador-Baffin Bay ice-ocean coupled model - Sea ice Labrador Shelf flux mooring (ADCP and ULS) - Iceberg population forecast - Validation of sea ice properties in satellite imagery and of pack ice thickness evolution - Can. Space Agency-PERD project: - Gulf of St. Lawrence Feb-Mar Beaufort Sea April-May 2004

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography 1. Validation of sea ice properties in satellite imagery - enhance CIS automatic operational system - enhance quality of ice chart information Can. Space Agency project Gulf of St. Lawrence Feb-Mar 2004 Beaufort Sea April-May part of CASES (B. Barber) - part of CSA-Grip (K. Willson) - part of PERD (AGC D. Forbes) 2. Validation of pack ice thickness evolution - validate ice thickness module - enhance quality of ice chart information PERD project (Gulf of St. Lawrence Feb-Mar 2004)

Fisheries and Oceans Canada Bedford Institute of Oceanography Video/Laser Sensor: Ice concentration and ice roughness R idge/lead distributions Electromagnetic Induction and Laser Sensors: Ice thickness and ice roughness Helicopter-borne sensors to observe pack ice properties

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography Fixed-mounted EM/Laser - easy to operate and maintain - footprint 2.5x height above water - 2-5cm accuracy over flat ice - for on-ice spot samples - for low flying at 1- 6m

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography Line section data collected on March 8, 2001 with towed sensor “Ice Probe”

5m75m

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography Validation of sea ice properties in satellite imagery - Gulf of St. Lawrence Feb-Mar enhance CIS automatic operational system - enhance quality of ice chart information Can. Space Agency GRIP - project:

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography Ice thickness distribution March 6, km x 75km Radarsat ScanSAR © CSA/ASC, 1966 Histogram of observed ice thickness (total line) Histogram of just level ice, presently reported on ice charts and simulated by ice models

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography 3 ENVISAT images North Cape Feb East Cape Feb Planned flight track Blizzard occurred on Feb

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography GPS Satellite-tracked beacons to re-align data sets 5 beacons deployed Feb.16 2 reported after the Feb.19 Storm

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography

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Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography PERD: Evolution of Ice thickness distribution 2 of 5beacons survived storm of Feb. NW and NE winds Ice thickness sampling: -Feb Feb and March 22-25

Fisheries and OceansPêches et Océans CanadaCanada Bedford Institute of Oceanography

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