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Species · Mayflies

Blue-winged Olive

Serratella ignita

3,275Records since 2000
SeptemberPeak month
60Counties with records

When it is recorded

Jan0
Feb4
Mar100
Apr643
May729
Jun188
Jul302
Aug205
Sep830
Oct212
Nov48
Dec1

GBIF records by month, 2000–2025 (all years combined).

Where it is recorded

#CountyNationRecordsShare
1Powys Wales571
2Gwynedd Wales263
3Monmouthshire Wales213
4Pembrokeshire Wales197
5Carmarthenshire Wales196
6Ceredigion Wales178
7Isle of Anglesey Wales125
8Conwy Wales120
9Denbighshire Wales108
10Wrexham Wales98
11Worcestershire England92
12Herefordshire, County of England56
13Highland Scotland44
14Aberdeenshire Scotland43
15Scottish Borders Scotland39
247 England303 Scotland2,659 Wales17 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 60 counties in all.

About this species

Records since 2000
3,275
Peak month
September
Counties with records
60
Scientific name
Serratella ignita
Group
Mayflies
NBN Atlas records since 2000
3,230
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Ephemeroptera
Family
Ephemerellidae
Genus
Serratella
Name with authority
Serratella ignita (Poda, 1761)
Described
1761
Contributing datasets
23

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q3479956 · GBIF 4481256