Graceful Winter Stonefly vs Large Alpine Stonefly
Side-by-side species comparison
| Attribute | Graceful Winter Stonefly | Large Alpine Stonefly |
|---|---|---|
| Scientific Name | Capnia gracilaria | Perla grandis |
| Order | Plecoptera | Plecoptera |
| Family | Capniidae | Perlidae |
| Size | 4-6 mm | 20-33 mm body length |
| Habitat | Rivers & Streams | Mountains |
| Diet | Detritivores | Omnivores |
| Regions | North America | Europe, Alps, Pyrenees |
| 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.
Large Alpine Stonefly
One of the largest European stoneflies, found in clean mountain rivers. Its nymphs take several years to develop in cold water.
Did You Know?
Nymphs may take up to four years to complete development in cold alpine waters.