Yellow Sally Stonefly vs Snowborn Stonefly
Side-by-side species comparison
| Attribute | Yellow Sally Stonefly | Snowborn Stonefly |
|---|---|---|
| Scientific Name | Isoperla grammatica | Capnia atra |
| Order | Plecoptera | Plecoptera |
| Family | Perlodidae | Capniidae |
| Size | 8-14 mm | 4-7 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Omnivores | Detritivores |
| Regions | Europe | North America |
| Conservation | Least Concern | Least Concern |
Yellow Sally Stonefly
A common European stonefly with a distinctive yellow body, emerging in late spring on clean rivers. It is a well-known species among European fly anglers.
Did You Know?
Yellow sally stoneflies drum their abdomens on surfaces to produce vibrations that attract mates, a behavior unique to stoneflies.
Snowborn Stonefly
A tiny black stonefly that emerges during the coldest months in northern North America. Adults are frequently observed walking on snow.
Did You Know?
It is active at temperatures near freezing, when virtually all other insects are dormant.