About Earthynature of Britain
  1. Home
  2. Species
  3. An acorn barnacle
Species · Crustaceans

An acorn barnacle

Balanus crenatus

7,641Records since 2000
JunePeak month
39Counties with records

When it is recorded

Jan113
Feb156
Mar322
Apr370
May793
Jun1,434
Jul1,411
Aug1,126
Sep1,149
Oct339
Nov73
Dec43

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

Where it is recorded

#CountyNationRecordsShare
1Gwynedd Wales349
2Pembrokeshire Wales84
3Isle of Anglesey Wales56
4Highland Scotland42
5Ards and North Down Northern Ireland36
6Suffolk England31
7Cornwall England26
8Devon England24
9Argyll and Bute Scotland23
10Na h-Eileanan Siar Scotland23
11Essex England21
12Scottish Borders Scotland19
13Newry, Mourne and Down Northern Ireland19
14Torbay England12
15Cumbria England10
895 England593 Scotland1,852 Wales770 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 39 counties in all.

About this species

Records since 2000
7,641
Peak month
June
Counties with records
39
Scientific name
Balanus crenatus
Group
Crustaceans
NBN Atlas records since 2000
4,377
Kingdom
Animalia
Phylum
Arthropoda
Class
Maxillopoda
Order
Sessilia
Family
Balanidae
Genus
Balanus
Name with authority
Balanus crenatus Bruguière, 1789
Described
1789
Contributing datasets
63

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q542791 · GBIF 2115701