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Species · Caddisflies

Oecetis testacea

1,496Records since 2000
AprilPeak month
39Counties with records

When it is recorded

Jan1
Feb2
Mar91
Apr223
May172
Jun60
Jul82
Aug29
Sep150
Oct189
Nov49
Dec2

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

Where it is recorded

#CountyNationRecordsShare
1Cornwall England193
2Gwynedd Wales189
3Cumbria England171
4Devon England143
5Powys Wales68
6Ceredigion Wales56
7Isle of Anglesey Wales46
8Dorset England36
9Carmarthenshire Wales31
10Conwy Wales26
11Surrey England20
12Oxfordshire England19
13Dumfries and Galloway Scotland19
14North Yorkshire England18
15York England18
984 England44 Scotland459 Wales3 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 39 counties in all.

About this species

Records since 2000
1,496
Peak month
April
Counties with records
39
Group
Caddisflies
NBN Atlas records since 2000
1,491
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Trichoptera
Family
Leptoceridae
Genus
Oecetis
Name with authority
Oecetis testacea (Curtis, 1834)
Described
1834
Contributing datasets
16

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q2991549 · GBIF 1436389