Yellow Drake Mayfly vs Iron Blue Dun
Side-by-side species comparison
| Attribute | Yellow Drake Mayfly | Iron Blue Dun |
|---|---|---|
| Scientific Name | Ephemera lutea | Baetis muticus |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Ephemeridae | Baetidae |
| Size | 18-25 mm | 5-7 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Detritivores | Omnivores |
| Regions | North America | Europe |
| Conservation | Least Concern | Least Concern |
Yellow Drake Mayfly
One of the largest mayflies in eastern North America with a pale greenish body. Nymphs live in burrows in the silty bottoms of clean streams.
Did You Know?
Adults live only a few hours but their emergence creates one of the most anticipated fishing events of the year.
Iron Blue Dun
A small dark mayfly that hatches prolifically on cool overcast days. Nymphs are found clinging to stones in moderate to fast current.
Did You Know?
Hatches are most prolific during rain and cold snaps, making it a favorite species for wet-weather anglers.