The Boat at Ashleworth is on the River Severn (probably 4th Tues but they don't like too much publicity because of PEL and room size)

Stourport >nr canal -Bird in Hand *pub 01299 822385 -- 2nd Fri I am told it is easier to get to from the canal.
Dabbers Natwhich is (was?) not too far from water.
Albion near Diglis Basin Worcester has 2/4th Thur and Fri FC
Sesions in Digbeth the centre of Brum are not that far a cut.
See my site cresby.com and Bob Tabener's Midlands. Is Bristol within your remit? Plenty a short walk from the floating harbour.