The RiverMaps Guide to the Middle Fork and Main Salmon Rivers is the must-have guidebook for your Idaho Salmon River trip. This guidebook covers 184 river miles of the permitted sections of both the Middle Fork and the Main Salmon from Boundary Creek on the Middle, to the Carey Creek take-out on the Main. "Go with the flow" map orientation for easy reading and downstream interpretation USGS topographic map backgrounds, printed at their original scale, with additional map detail added in an easy-to-read format Spiral-bound, waterproof, topographical river map printed on plastic card stock pages Each map shows campsite locations, rapids, scout points, river miles and other points of interest, and include many photographs Mile-by-mile information ranging from archeological history to geologic surroundings to potential side hikes Guidebook includes General Information and other sections including river info, permit and regulations, geology, archeology and history, and plants and animals 9" x 14" Fourth Edition, Copyright 2021, 76 total pages, 32 maps Bonus: If the map gets wet, dont worry! It can stay wet without damage. The pages usually wont stick but you may need to air dry each page or wipe with a dry rag. You can write on dry plastic pages with an indelible marker. Entire guidebook is waterproof and tear resistant but not indestructible.