Was thinking of the big fish moving up the Madison in the area of the Barns' Pools. So, I tied my version of Dave Whitlock's Red Fox Squirrel. This one is weighted with non-lead wire underneath.
I think Whitlock's pattern, in different sizes, is one of the best "all-purpose" nymphs we have.
http://i1101.photobucket.com/albums/...ps2ca2539a.jpg