When it is recorded
Jan5
Feb19
Mar55
Apr83
May113
Jun173
Jul183
Aug144
Sep116
Oct92
Nov34
Dec5
GBIF records by month, 2000–2025 (all years combined).
Where it is recorded
| # | County | Nation | Records | Share |
|---|---|---|---|---|
| 1 | Cumbria | England | 140 | |
| 2 | North Yorkshire | England | 124 | |
| 3 | Devon | England | 117 | |
| 4 | Powys | Wales | 62 | |
| 5 | Gwynedd | Wales | 60 | |
| 6 | Pembrokeshire | Wales | 39 | |
| 7 | Worcestershire | England | 38 | |
| 8 | Cornwall | England | 35 | |
| 9 | Sheffield | England | 31 | |
| 10 | Denbighshire | Wales | 29 | |
| 11 | Gloucestershire | England | 28 | |
| 12 | Conwy | Wales | 27 | |
| 13 | Wrexham | Wales | 26 | |
| 14 | Highland | Scotland | 23 | |
| 15 | Carmarthenshire | Wales | 19 |
752 England46 Scotland373 Wales2 Northern Ireland
Records per county (GADM level 2) and per nation; one record can count towards several areas. 53 counties in all.
About this species
- Records since 2000
- 1,180
- Peak month
- July
- Counties with records
- 53
- Group
- Caddisflies
- NBN Atlas records since 2000
- 1,169
- Most recorded in
- Cumbria, North Yorkshire, Devon, Powys, Gwynedd
- Conservation designations
- GB Red List (2001 IUCN criteria)
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Trichoptera
- Family
- Philopotamidae
- Genus
- Wormaldia
- Name with authority
- Wormaldia occipitalis (Pictet, 1834)
- Described
- 1834
- Contributing datasets
- 20
Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q1946421 · GBIF 1431624