Sand

November 3, 2015 Dominick Myers No comments exist

Materials in a stream substrate up to .1 inch in diameter. Feels gritty to the touch.  (Substrate classification system adapted from: US Environmental Protection Agency Office of Water.  Volunteer Stream Monitoring:  A Methods Manual (1997) [online]. www.epa.gov/owow/monitoring/volunteer/stream (May 16, 2001). Section 4.2.

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