May 10, 2018 The Old Au Sable Fly Shop Fishing Report Things are shaping up for Northern Michigan trout fishing.  The rivers in Crawford County continue to lose water and are clearing nicely.  Hendricksons are hatching and the black caddis have exploded.  Fish are starting to take notice of the activity and are finally beginning to rise.  We’re still looking for the brook trout to get active, but until they do we’ve been finding some brown and rainbow trout.  The brooki...
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