Mayflies - Ephemeroptera
Group Description
11 families.
- Baetis atlanticus (1 record) - only discovered in 2006
- Baetis atrebatinus (Dark Olive) local to south no records in Bristol
- Baetis buceratus (Scarce Olive) widespread but no records in Bristol
- Baetis digitatus (Scarce Iron Blue) scattered no records in Bristol
- Baetis fuscatus (Pale Watery) widespread but no records in Bristol
- Baetis muticus (Iron Blue Mayfly / Northern Iron Blue Mayfly) common and widespread apart from Eastern England. There are records in Bristol
- Baetis niger (Southern Iron Blue) widespread but no records in Bristol /
- Baetis rhodani (Large Dark Olive) scattered with no records in Bristol
- Baetis scambus (Small Dark Olive) widespread and locally common particularly to Wales. 1 record in Bristol
- Baetis vernus (Medium olive) common and widespread, mainly in South with no records in Bristol /
SubGroups
| name | latinname | species | sightings | media | image |
|---|---|---|---|---|---|
| Baetis Unidentified 1 | Baetis Unidentified 1 | 1 | 2 | 4 |  |
| Cloeon dipterum | Cloeon dipterum | 1 | 1 | 3 |  |
| Ephemera vulgata | Ephemera vulgata | 1 | 1 | 3 |  |
| Green Drake | Ephemera danica | 1 | 2 | 6 |  |