US Army Corps of Engineers
Albuquerque District Website

Minnow Survey
Socorro, N.M., -- Ryan Gronewold, Albuquerque District's Rio Grande coordinator, measures the water level in the Rio Grande with a calibrated survey rod. Amanda Green, a Department of the Army Intern in the District, records the data.

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Photo by: Ronnie Schelby |  VIRIN: 130311-A-ZQ731-002.JPG