Knobbed Salmonfly

Stonefly in the family Pteronarcyidae. Lives near water. Its aquatic larva feeds on plant matter, dead or alive, which it shreds.

There are 10 observations of Knobbed Salmonfly in Québec, mostly in Capitale-Nationale, Estrie and Bas-Saint-Laurent, and it has been reported in 4 of the 17 regions.