Trico Mayfly vs Drake Mackerel Mayfly
Side-by-side species comparison
| Attribute | Trico Mayfly | Drake Mackerel Mayfly |
|---|---|---|
| Scientific Name | Tricorythodes stygiatus | Ephemera glaucops |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Leptohyphidae | Ephemeridae |
| Size | 3-6 mm | 15-20 mm |
| Habitat | Rivers & Streams | Ponds & Lakes |
| Diet | Detritivores | Detritivores |
| Regions | North America | Europe |
| Conservation | Least Concern | Least Concern |
Trico Mayfly
A tiny mayfly that forms enormous morning spinner falls over calm streams and rivers. Males have distinctive white bodies with black thoraxes.
Did You Know?
Trico spinner falls create such dense blankets of spent mayflies on the water surface that trout gorge themselves to satiation.
Drake Mackerel Mayfly
A large European burrowing mayfly with distinctive dark markings on its wings. It emerges in synchronous swarms during warm summer evenings.
Did You Know?
Swarms of this mayfly dancing over European rivers at sunset have inspired poets and naturalists for centuries.