Warmer than usual air temperatures and Lake Erie water temperatures still above 60 degrees are delaying the autumn migration of gizzard shad and shiner minnows — and the walleyes that feed on them — to warmer harbor waters. An unusual lack of rain has also kept the Lake Erie tributaries running low and slow, preventing steelhead trout, smallmouth bass and channel catfish from attempting their annual cold water runs.  Read the full story by the Cleveland Plain Dealer.