Mahogany Dun

Mayfly in the family Isonychiidae. Lives near water. Its aquatic larva feeds on fine particles filtered from the current.

There are 24 observations of Mahogany Dun in Québec, mostly in Chaudière-Appalaches, Laurentides and Montréal, and it has been reported in 7 of the 17 regions. They peak in July and August and become rare from October to May.