A large pressure ridge with a curious zig-zag pattern. Multi-year hummocky ice on top of image and smoother first-year ice on bottom.

Image ID: arct0369, NOAA At The Ends of the Earth Collection
Location: Alaska, Beaufort Sea
Photo Date: 2007 March 31
Photographer: Bruce Elder, US Army CRREL
Credit: Collection of Dr. Pablo Clemente-Colon, Chief Scientist National Ice Center

Category: Arctic Ice/

• High Resolution Photo Available