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  • Alaska, USA, and Yukon Territory, Canada
  • Masthead platform instrument info UAVSAR/L-band SAR
  • Masthead date range 29 August 2018


This image was acquired by NASA’s Uninhabited Aerial Vehicle Synthetic Aperture Radar (UAVSAR) during the 2018 Arctic-Boreal Vulnerability Experiment (ABoVE) deployment to Alaska and Canada. UAVSAR products are distributed through NASA’s Alaska Satellite Facility Distributed Active Archive Center (ASF DAAC). Image: NASA/JPL 2018.

The Porcupine River and its Caribou

The Porcupine River flows from Canada’s Ogilvie Mountains in the Yukon Territory into Alaska before joining the Yukon River. It is the namesake of the Porcupine caribou herd, which overwinters in areas along the Porcupine River before migrating north to calving grounds on the Arctic Coastal Plain.


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