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Species · Stoneflies

Black Needle Fly

Leuctra nigra

634Records since 2000
AprilPeak month
33Counties with records

When it is recorded

Jan2
Feb8
Mar101
Apr268
May109
Jun38
Jul26
Aug7
Sep18
Oct14
Nov32
Dec1

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

Where it is recorded

#CountyNationRecordsShare
1Gwynedd Wales93
2Ceredigion Wales69
3Powys Wales55
4Conwy Wales36
5Denbighshire Wales33
6Pembrokeshire Wales25
7Isle of Anglesey Wales23
8Aberdeenshire Scotland21
9Carmarthenshire Wales21
10Devon England18
11Worcestershire England14
12Argyll and Bute Scotland13
13Swansea Wales13
14Wrexham Wales13
15Highland Scotland12
48 England61 Scotland460 Wales

Records per county (GADM level 2) and per nation; one record can count towards several areas. 33 counties in all.

About this species

Records since 2000
634
Peak month
April
Counties with records
33
Scientific name
Leuctra nigra
Group
Stoneflies
NBN Atlas records since 2000
584
Most recorded in
Gwynedd, Ceredigion, Powys
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Plecoptera
Family
Leuctridae
Genus
Leuctra
Name with authority
Leuctra nigra (Olivier, 1811)
Described
1811
Contributing datasets
20

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q10560508 · GBIF 2001985