Myrtle Bend Substrate Enhancement Pilot Project Extent, Kootenai River near Bonners Ferry, ID, 2014
The substrate enhancement pilot project (SEPP) extent GIS layer represents an 
area where an artificial substrate will be placed. The artificial substrate, consisting 
of a mixed size class of gravel, is aimed at providing a more suitable substrate for 
sturgeon eggs and early-life rearing habitat. The location of the …