Large Stonefly vs Large Alpine Stonefly
Side-by-side species comparison
| Attribute | Large Stonefly | Large Alpine Stonefly |
|---|---|---|
| Scientific Name | Perla bipunctata | Perla grandis |
| Order | Plecoptera | Plecoptera |
| Family | Perlidae | Perlidae |
| Size | 20-30 mm | 20-33 mm body length |
| Habitat | Rivers & Streams | Mountains |
| Diet | Predators | Omnivores |
| Regions | Europe | Europe, Alps, Pyrenees |
| Conservation | Near Threatened | Least Concern |
Large Stonefly
One of the largest European stoneflies with a distinctive pair of pale spots on its head. Its predatory nymphs live among stones in fast-flowing rivers.
Did You Know?
Large stonefly nymphs require three years to complete development, making them particularly vulnerable to long-term changes in water quality.
Large Alpine Stonefly
One of the largest European stoneflies, found in clean mountain rivers. Its nymphs take several years to develop in cold water.
Did You Know?
Nymphs may take up to four years to complete development in cold alpine waters.