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Species · Molluscs

Marsh Slug

Deroceras laeve

1,169Records since 2000
MayPeak month
79Counties with records

When it is recorded

Jan30
Feb35
Mar102
Apr148
May186
Jun125
Jul85
Aug115
Sep130
Oct83
Nov39
Dec71

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

Where it is recorded

#CountyNationRecordsShare
1North Yorkshire England257
2Nottinghamshire England44
3Highland Scotland35
4Gloucestershire England31
5Norfolk England29
6East Riding of Yorkshire England29
7Surrey England27
8Scottish Borders Scotland24
9Kent England19
10East Lothian Scotland18
11Redcar and Cleveland England18
12York England17
13Worcestershire England15
14Dumfries and Galloway Scotland15
15Devon England13
842 England197 Scotland96 Wales30 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 79 counties in all.

About this species

Records since 2000
1,169
Peak month
May
Counties with records
79
Scientific name
Deroceras laeve
Group
Molluscs
Most recorded in
North Yorkshire
Kingdom
Animalia
Phylum
Mollusca
Class
Gastropoda
Order
Stylommatophora
Family
Agriolimacidae
Genus
Deroceras
Name with authority
Deroceras laeve (O.F.Müller, 1774)
Described
1774
Contributing datasets
24

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q388218 · GBIF 5781358