South Skunk - Story City to Ames (PnP, 8 miles or 19 miles) (IA)
Low, but can offer some play.
Paddlers should portage river right above the dam in Ames' River Valley Park.
There is great parking and a short carry to put in or take-out at this location.
Photo and info available at Iowa Whitewater Org - Ames Dam.