Needle Stonefly vs Springfly
Side-by-side species comparison
| Attribute | Needle Stonefly | Springfly |
|---|---|---|
| Scientific Name | Leuctra fusca | Isoperla signata |
| Order | Plecoptera | Plecoptera |
| Family | Leuctridae | Perlodidae |
| Size | 6-10 mm | 9-13 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Herbivores | Predators |
| Regions | Europe, Asia | Europe |
| Conservation | Least Concern | Least Concern |
Needle Stonefly
A small slender stonefly that rolls its wings tightly around its body at rest, giving it a needle-like appearance. Common in small streams across Europe.
Did You Know?
Needle stoneflies are among the most pollution-sensitive aquatic insects and disappear quickly from streams affected by acid rain.
Springfly
A spring-emerging stonefly of fast-flowing European streams. Nymphs are active hunters that pursue prey among streambed gravels.
Did You Know?
Males locate females by producing species-specific vibrations that travel through the substrate.