Graceful Winter Stonefly vs Mountain Stonefly
Side-by-side species comparison
| Attribute | Graceful Winter Stonefly | Mountain Stonefly |
|---|---|---|
| Scientific Name | Capnia gracilaria | Protonemura montana |
| Order | Plecoptera | Plecoptera |
| Family | Capniidae | Nemouridae |
| Size | 4-6 mm | 6-10 mm body length |
| Habitat | Rivers & Streams | Mountains |
| Diet | Detritivores | Herbivores |
| Regions | North America | Europe, Alps, British mountains |
| Conservation | Least Concern | Least Concern |
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.
Mountain Stonefly
A small brown stonefly common along mountain brooks and streams. Nymphs feed on fallen leaves in cold, well-oxygenated water.
Did You Know?
Its presence is an indicator of excellent water quality in mountain streams.