Mountain Flathead Mayfly vs Pond Olive Mayfly
Side-by-side species comparison
| Attribute | Mountain Flathead Mayfly | Pond Olive Mayfly |
|---|---|---|
| Scientific Name | Cinygmula ramaleyi | Cloeon dipterum |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Heptageniidae | Baetidae |
| Size | 7-10 mm | 6-9 mm |
| Habitat | Mountains | Gardens |
| Diet | Omnivores | Omnivores |
| Regions | North America | Europe, Asia |
| Conservation | Least Concern | Least Concern |
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.
Pond Olive Mayfly
One of the few mayflies that breeds in still water including garden ponds and rain barrels. Unusually for a mayfly, females are ovoviviparous.
Did You Know?
This is one of the only mayflies that gives birth to live nymphs rather than laying eggs, a unique trait in the order.