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Taking steamflow measurement through ice in winter

By Upper Midwest Water Science Center
A hydrologic technician conducts a streamflow measurement through a hole in frozen river with ice auger in hole in foreground
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Detailed Description

Hydrologic technician Scott Adolphson conducts a streamflow measurement through a hole in a frozen river in western Minnesota, while an ice auger rests in a hole in the ice in the foreground.

Sources/Usage

Public Domain.