Mahogany Dun vs Pink Lady Mayfly
Side-by-side species comparison
| Attribute | Mahogany Dun | Pink Lady Mayfly |
|---|---|---|
| Scientific Name | Isonychia harperi | Epeorus vitreus |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Isonychiidae | Heptageniidae |
| Size | 13-17 mm | 9-12 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | North America | North America |
| Conservation | Least Concern | Least Concern |
Mahogany Dun
A large reddish-brown mayfly with impressive filter-feeding forelegs. Nymphs prefer moderate to fast riffles with clean gravel substrates.
Did You Know?
Adults hold their forelegs forward in flight, making them easy to identify on the wing.
Pink Lady Mayfly
A pale pinkish mayfly of eastern North American streams with a distinctly two-tailed nymph. Adults have translucent wings with a faint rosy tint.
Did You Know?
The pink coloration of the adult body fades to white within minutes of death.