About Earthynature of Britain
  1. Home
  2. Species
  3. Black-lined periwinkle
Species · Molluscs

Black-lined periwinkle

Littorina compressa

136Records since 2000
AugustPeak month
10Counties with records

When it is recorded

Jan1
Feb1
Mar7
Apr18
May8
Jun12
Jul5
Aug35
Sep34
Oct11
Nov4
Dec0

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

Where it is recorded

#CountyNationRecordsShare
1Ards and North Down Northern Ireland53
2Newry, Mourne and Down Northern Ireland12
3Isles of Scilly England10
4Pembrokeshire Wales3
5Isle of Anglesey Wales3
6Highland Scotland2
7Gwynedd Wales2
8North Ayrshire Scotland2
9Cornwall England1
10Plymouth England1
10 England3 Scotland5 Wales101 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 10 counties in all.

About this species

Records since 2000
136
Peak month
August
Counties with records
10
Scientific name
Littorina compressa
Group
Molluscs
NBN Atlas records since 2000
118
Most recorded in
Ards and North Down
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Animalia
Phylum
Mollusca
Class
Gastropoda
Order
Littorinimorpha
Family
Littorinidae
Genus
Littorina
Name with authority
Littorina compressa Jeffreys, 1865
Described
1865

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q6781931 · GBIF 4361986