I can't say I visit the area often these days, though I used to do a Waterways Bird Survey on the canal and did quite a bit of atlas surveying in the area.
The area is definitely underwatched and the woods always look promising for flycatchers and redstarts (though I've never seen any ).
Most posts for the are are on this thread http://www.manchesterbirding.activeboard.com/t23601172/dukinfield-ashton-stalybridge/