White Miller Mayfly vs Perlodes Stonefly
Side-by-side species comparison
| Attribute | White Miller Mayfly | Perlodes Stonefly |
|---|---|---|
| Scientific Name | Ephoron virgo | Perlodes microcephalus |
| Order | Ephemeroptera | Plecoptera |
| Family | Polymitarcyidae | Perlodidae |
| Size | 12-18 mm | 15-25 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Omnivores | Predators |
| Regions | Europe, Western Asia | Europe |
| Conservation | Least Concern | Least Concern |
White Miller Mayfly
A white-bodied European mayfly that emerges in enormous synchronized swarms at dusk. Females are unique among mayflies in that they moult directly into the spinner stage.
Did You Know?
Swarms at bridges and streetlights can be so thick they cause traffic hazards.
Perlodes Stonefly
A striking patterned stonefly with yellow and brown markings found across Europe. Nymphs are active predators that emerge in spring.
Did You Know?
Males communicate with potential mates by vibrating their bodies against the substrate to produce drumming signals.