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Species · Molluscs

Green Crenella

Musculus discors

709Records since 2000
AugustPeak month
15Counties with records

When it is recorded

Jan7
Feb13
Mar35
Apr61
May76
Jun110
Jul94
Aug112
Sep109
Oct21
Nov28
Dec26

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

Where it is recorded

#CountyNationRecordsShare
1Na h-Eileanan Siar Scotland13
2Argyll and Bute Scotland10
3Ards and North Down Northern Ireland10
4Causeway Coast and Glens Northern Ireland8
5Orkney Islands Scotland7
6Newry, Mourne and Down Northern Ireland7
7Mid and East Antrim Northern Ireland6
8Pembrokeshire Wales4
9Ceredigion Wales4
10Isles of Scilly England4
11Dorset England2
12Cornwall England2
13Gwynedd Wales2
14East Lothian Scotland2
15Plymouth England2
60 England135 Scotland101 Wales113 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 15 counties in all.

About this species

Records since 2000
709
Peak month
August
Counties with records
15
Scientific name
Musculus discors
Group
Molluscs
NBN Atlas records since 2000
420
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Animalia
Phylum
Mollusca
Class
Bivalvia
Order
Mytilida
Family
Mytilidae
Genus
Musculus
Name with authority
Musculus discors (Linnaeus, 1767)
Described
1767
Contributing datasets
26

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q3014560 · GBIF 5188853