+1 fritz has it right... it's a nymph for a Isonychia or Mahogany Dun Mayfly... see more here:
http://www.troutnut.com/hatch/649/Mayfly-Isonychia-bicolor-Mahogany-Dun
+1 fritz has it right... it's a nymph for a Isonychia or Mahogany Dun Mayfly... see more here:
http://www.troutnut.com/hatch/649/Mayfly-Isonychia-bicolor-Mahogany-Dun