Rolled-Wing Stonefly vs Yellow Sally Stonefly
Side-by-side species comparison
| Attribute | Rolled-Wing Stonefly | Yellow Sally Stonefly |
|---|---|---|
| Scientific Name | Leuctra geniculata | Isoperla grammatica |
| Order | Plecoptera | Plecoptera |
| Family | Leuctridae | Perlodidae |
| Size | 7-12 mm | 8-14 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Herbivores | Omnivores |
| Regions | Europe | Europe |
| Conservation | Least Concern | Least Concern |
Rolled-Wing Stonefly
A small autumn-emerging stonefly with wings rolled around the body. It is one of the few stoneflies that hatches in late summer and autumn.
Did You Know?
This stonefly has an unusual life cycle, emerging as an adult in autumn rather than the spring emergence typical of most stonefly species.
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.