Forestfly vs Golden Stonefly
Side-by-side species comparison
| Attribute | Forestfly | Golden Stonefly |
|---|---|---|
| Scientific Name | Nemoura cambrica | Calineuria californica |
| Order | Plecoptera | Plecoptera |
| Family | Nemouridae | Perlidae |
| Size | 6-9 mm | 25-35 mm |
| Habitat | Forests | Rivers & Streams |
| Diet | Detritivores | Predators |
| Regions | Europe | North America |
| Conservation | Least Concern | Least Concern |
Forestfly
A small brown stonefly associated with forested Welsh and British streams. Nymphs have distinctive cervical gills and feed on leaf detritus.
Did You Know?
The species was first described from specimens collected in Wales, giving it the name cambrica.
Golden Stonefly
A large predatory stonefly with a golden-brown body found in western North American rivers. Its nymphs are active hunters on the streambed.
Did You Know?
Golden stonefly nymphs are apex predators of the streambed, hunting mayfly and caddisfly larvae among the cobbles.