Banded Blackfly vs Blue-winged Olive Mayfly
Side-by-side species comparison
| Attribute | Banded Blackfly | Blue-winged Olive Mayfly |
|---|---|---|
| Scientific Name | Simulium ornatum | Serratella ignita |
| Order | Diptera | Ephemeroptera |
| Family | Simuliidae | Ephemerellidae |
| Size | 2-4 mm | 7-10 mm body |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Herbivores | Omnivores |
| Regions | Europe | Europe |
| Conservation | Least Concern | Least Concern |
Banded Blackfly
A widespread European black fly species complex found in diverse stream types. Larvae filter-feed from silken pads attached to trailing vegetation and stones.
Did You Know?
Recent DNA studies revealed that what was considered one species is actually a complex of several cryptic species.
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.