Small Dusty Wave vs Spiny Crawler Mayfly
Side-by-side species comparison
| Attribute | Small Dusty Wave | Spiny Crawler Mayfly |
|---|---|---|
| Scientific Name | Idaea seriata | Ephemerella subvaria |
| Order | Lepidoptera | Ephemeroptera |
| Family | Geometridae | Ephemerellidae |
| Size | 16-20 mm wingspan | 8-12 mm |
| Habitat | Indoors | Rivers & Streams |
| Diet | Detritivores | Detritivores |
| Regions | Europe | North America |
| Conservation | Least Concern | Least Concern |
Small Dusty Wave
A tiny pale moth with subtle wavy cross-lines. Commonly found inside buildings where larvae feed on dried organic matter. One of the few moths adapted to indoor living.
Did You Know?
One of the few moth species that has adapted to complete its life cycle entirely inside buildings.
Spiny Crawler Mayfly
A mayfly important to fly anglers and known as the Hendrickson in fishing culture.
Did You Know?
Its springtime hatch is one of the most anticipated events in fly fishing.