Skimmer Stonefly vs Graceful Winter Stonefly
Side-by-side species comparison
| Attribute | Skimmer Stonefly | Graceful Winter Stonefly |
|---|---|---|
| Scientific Name | Acroneuria abnormis | Capnia gracilaria |
| Order | Plecoptera | Plecoptera |
| Family | Perlidae | Capniidae |
| Size | 20-30 mm | 4-6 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Predators | Detritivores |
| Regions | Eastern North America | North America |
| Conservation | Least Concern | Least Concern |
Skimmer Stonefly
A large predatory stonefly widespread in eastern North American rivers. Adults skim across the water surface during egg-laying flights.
Did You Know?
Female skimmer stoneflies bounce across the water surface while releasing eggs, appearing to skip like a stone.
Graceful Winter Stonefly
A minute stonefly of cold North American headwater streams emerging in winter. Females are often short-winged or wingless.
Did You Know?
Females sacrifice flight ability for greater egg production by reducing or eliminating their wings.