Prostoia Forestfly vs Yellow Sally
Side-by-side species comparison
| Attribute | Prostoia Forestfly | Yellow Sally |
|---|---|---|
| Scientific Name | Prostoia besametsa | Isoperla fulva |
| Order | Plecoptera | Plecoptera |
| Family | Nemouridae | Perlodidae |
| Size | 5-8 mm | 8-12 mm |
| Habitat | Woodlands | Rivers & Streams |
| Diet | Detritivores | Omnivores |
| Regions | North America | Europe |
| Conservation | Least Concern | Least Concern |
Prostoia Forestfly
A small spring stonefly of eastern North American woodland streams. Nymphs are detritivores among leaf packs in gentle currents.
Did You Know?
The genus name Prostoia was coined to distinguish these North American species from the European Protonemura.
Yellow Sally
A bright yellow stonefly common in European upland streams. Nymphs are omnivorous, feeding on both algae and small invertebrates.
Did You Know?
The vivid yellow color serves no known warning function and fades quickly in preserved specimens.