The Main Salmon River trip starts at Corn Cr. boat ramp, and ends 79 miles down stream at Carey Cr. The preferred shuttle route is 408 miles, and takes about 10 hours to drive one way. Boaters will often choose to lengthen the trip, and shorten the shuttle, by continuing down stream beyond the Carey Cr. boat ramp. Please explore all the shuttle options and rates offered for the Main Salmon River.