Oriental Demoiselle vs Large Alpine Stonefly
Side-by-side species comparison
| Attribute | Oriental Demoiselle | Large Alpine Stonefly |
|---|---|---|
| Scientific Name | Calopteryx cornelia | Perla grandis |
| Order | Odonata | Plecoptera |
| Family | Calopterygidae | Perlidae |
| Size | 50-58 mm | 20-33 mm body length |
| Habitat | Mountains | Mountains |
| Diet | Omnivores | Omnivores |
| Regions | Asia | Europe, Alps, Pyrenees |
| Conservation | Least Concern | Least Concern |
Oriental Demoiselle
A Japanese demoiselle with shimmering blue-black wings and a metallic green body. It is endemic to Japan's clean mountain streams.
Did You Know?
It is endemic to Japan and is considered an indicator species for clean mountain 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.