Also try:
Light Cahill nymphs in size 16, Isonychia bicolor in size 14 and maybe 12 (duns and nymphs), Mahogany Duns in sizes 16 and 18, Black Ants and Orange Ants in various sizes down to tiny, wet skunks and dry skunks, parachute patriots down to size 18, Black Caddis in size 18. The capitalized patterns represent actual insects. The others are attractors.

You might find this link helpful: http://www.michigandryflies.net/fly-patterns


Regards,
Ed