Allocapnia nivicola

Allocapnia nivicola (Fitch, 1847) Notes This species is commonly referred to as the Brook Snowfly (Stark et al. 2012). The range of this species extends from New Brunswick, Nova Scotia, and Quebec southwest to Alabama and west to Illinois and Wisconsin (Ross and Ricker 1971, DeWalt et al. 2024). Adult flight period dates for this common and widespread species extend from mid-February to mid-April (Fig. 7). In New York, this species is common and has been reported from small rocky streams at 7-545 m asl (Fig. 9) throughout the state (Fig. 11 b).