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Species · Molluscs

Durham slug

Arion flagellus

3,032Records since 2000
SeptemberPeak month
102Counties with records
Least ConcernIUCN Red List

When it is recorded

Jan66
Feb102
Mar185
Apr325
May350
Jun355
Jul325
Aug358
Sep423
Oct335
Nov131
Dec74

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

Where it is recorded

#CountyNationRecordsShare
1Highland Scotland332
2North Yorkshire England121
3East Lothian Scotland115
4Argyll and Bute Scotland111
5Gloucestershire England90
6City of Edinburgh Scotland80
7Fife Scotland79
8Nottinghamshire England69
9York England69
10Worcestershire England57
11Dumfries and Galloway Scotland52
12Midlothian Scotland47
13Lincolnshire England44
14Na h-Eileanan Siar Scotland44
15West Lothian Scotland40
1,219 England1,299 Scotland485 Wales21 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 102 counties in all.

About this species

Records since 2000
3,032
Peak month
September
Counties with records
102
IUCN Red List
Least Concern
Scientific name
Arion flagellus
Group
Molluscs
Kingdom
Animalia
Phylum
Mollusca
Class
Gastropoda
Order
Stylommatophora
Family
Arionidae
Genus
Arion
Name with authority
Arion flagellus Collinge, 1893
Described
1893
Contributing datasets
19

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q4790770 · GBIF 9003393