Blue-winged Olive Mayfly vs Small Amber Spinner
Side-by-side species comparison
| Attribute | Blue-winged Olive Mayfly | Small Amber Spinner |
|---|---|---|
| Scientific Name | Serratella ignita | Caenis macrura |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Ephemerellidae | Caenidae |
| Size | 7-10 mm body | 3-5 mm |
| Habitat | Rivers & Streams | Ponds & Lakes |
| Diet | Omnivores | Omnivores |
| Regions | Europe | Europe |
| Conservation | Least Concern | Least Concern |
Blue-winged Olive Mayfly
A common mayfly of clean rivers and streams with distinctive blue-grey wings. One of the most important mayflies for fly fishing. Nymphs cling to stones in fast water.
Did You Know?
So important to fly fishers that dozens of artificial fly patterns have been designed to imitate its various life stages.
Small Amber Spinner
A tiny mayfly whose amber-colored spinners fall to the water in dense clouds. Nymphs live among fine sediments in slow-flowing water.
Did You Know?
Spinner falls can be so dense they coat the water surface like a film, triggering frenzied fish feeding.