Air Photo Interpretation of Great Lakes Ice Features by E.Sleeping Bear Dunes National Lakeshore, Michigan Coordinates: 44.913056, -86.020278.Photo Details: Camera: NIKON D600 Lens: 24.0-85.0 mm f/3.5-4.5 Focal Length: 28.0mm (35mm equivalent: 28mm) Aperture: f/11.0 Exposure Time: 3.000 s ISO equiv: 800 Software: Photomatix Pro 5.0. The mattes eventually form into rounded lumps and will continue to grow until big waves push them on shore or until they end up in a protected inlet - photo at left. Slushy ice mattes and frazil ice accrete in the wind-whipped supercooled water. Ice balls form where water turbulence breaks up a layer of slush. The ones featured here are somewhat smaller than the basketball-sized spheres that blanketed the shore last winter. These nearly spherical concretions accumulated along Sleeping Bear Dunes National Lakeshore, on the northeastern shore of Lake Michigan. The photo at top shows a crop of ice balls just deposited from the frigid waters of Lake Michigan during the polar vortex event of January 6-8. Join us as we look back at these intriguing and captivating images. Full release of FSUIPC 6 (incorporating the Server for WideFS 7), for use with. Saturday posts feature an EPOD that was chosen by viewers like you in our monthly Viewers' Choice polls. This is an add-on for Lockheed Martins Prepar3D(R) simulation software. Today and every Saturday Earth Science Picture of the Day invites you to rediscover favorites from the past.
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