Sweltsa Green Stonefly vs Alpine Stonefly
Side-by-side species comparison
| Attribute | Sweltsa Green Stonefly | Alpine Stonefly |
|---|---|---|
| Scientific Name | Sweltsa borealis | Dictyogenus alpinum |
| Order | Plecoptera | Plecoptera |
| Family | Chloroperlidae | Perlodidae |
| Size | 6-9 mm | 15-25 mm body length |
| Habitat | Forests | Mountains |
| Diet | Predators | Predators |
| Regions | North America | Alps, Central European mountains |
| Conservation | Least Concern | Least Concern |
Sweltsa Green Stonefly
A small northern green stonefly found in cold boreal and montane streams. Nymphs prey on early-instar chironomids and other tiny larvae.
Did You Know?
This species is one of the most cold-adapted stoneflies and can be active in near-freezing water.
Alpine Stonefly
A large, dark stonefly of cold alpine streams and rivers. Its nymphs are voracious predators of other aquatic invertebrates.
Did You Know?
Adults have reduced mouthparts and do not feed during their short lifespan.