Au Sable Angler is a full service fly shop only 10 minutes away in Mio with highly qualified guide services. Click on Current Conditions for the fishing report on our stretch of river. The owner Bob Linseman is almost always there. He's written many books.
Gotts Landing is a full service canoe livery with everything you need for a great day on the water. They have canoes, kayaks, drift boats,and tubes at reasonable rates. They have all the lotions for sun and bugs too. They also have a marvelous fly fishing shop and a fishing report (Trophy Water Blog). The owner is Steve Priestap, he is a gentleman and is very accomodating to all your needs.
The ASBWPA is a fine organization that works at the local level to preserve and maintain the quality of the water and its fishery. They are even organizing an effort to plant +16" brown trout right here, check them out, its free to join.