Surficial Sediment Facies features near the Myrtle Bend Confluence with the Kootenai River near Bonners Ferry, ID

These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 502.8 Fundamental Science Practices: Review and Approval of Scientific Data for Release. The surficial bed-sediment facies, herein after referred to as the sediment facies, quantitatively describes the dominant sediment substrate on the surface of the river bed. Sediment facies categories were based on the grain size distribution of Wentworth (1922) which included the following ranges or combination of ranges: gravel (2-64mm), sand (0.063-2mm) and silt/clay (less than 0.063mm). An underwater video monitoring system UVMS was used to collect [...]