Purple Dun vs Mountain Flathead Mayfly
Side-by-side species comparison
| Attribute | Purple Dun | Mountain Flathead Mayfly |
|---|---|---|
| Scientific Name | Paraleptophlebia adoptiva | Cinygmula ramaleyi |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Leptophlebiidae | Heptageniidae |
| Size | 7-10 mm | 7-10 mm |
| Habitat | Rivers & Streams | Mountains |
| Diet | Herbivores | Omnivores |
| Regions | North America | North America |
| Conservation | Least Concern | Least Concern |
Purple Dun
A small dark mayfly with purplish-gray wings found in eastern streams. Nymphs crawl among submerged leaf packs in moderate current.
Did You Know?
Females drop their egg masses onto the water surface from a height of several feet while in flight.
Mountain Flathead Mayfly
An alpine mayfly restricted to high-elevation cold streams in the Rocky Mountains. Nymphs feed on diatom films on boulder surfaces.
Did You Know?
This species cannot survive in water temperatures above 15 degrees Celsius.