The Corn Creek to Vinegar Creek Carey Creek section of the Main Salmon River in Idaho is a 56-mile stretch with Class III and IV rapids, making it a challenging and exciting run for experienced paddlers. The best time for floating is typically in June and July when water levels are high, with recommended flows of around 3,000-6,000 cfs. Paddlers will encounter notable obstacles such as Big Mallard Rapid, with technical Class IV drops and tight channels, and Lake Creek Falls, a steep and rocky drop with Class III rapids. Overall, this run offers stunning scenery, technical challenges, and a thrilling whitewater experience.