Fly Fishing Books: Rusty Gates's Seasons on the Au Sable

“The new book is an exhaustive, nearly day-by-day account of where to go, what conditions to expect and which flies to carry on the Au Sable system, which is really three rivers — the main stream, the South Branch and the North Branch.” In his glowing review of Gates’s new study of the Au Sable, Eric Sharp also mentions Mayflies of Michigan Trout Streams by Justin. W. Leonard and Fannie A. Leonard, published in 1962, considered the definite Michigan mayfly guide. In the Detroit Free Press.
Seasons on the Au Sable on Amazon.