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Species · Seaweeds and algae

Bladder Wrack

Fucus vesiculosus

12,111Records since 2000
AugustPeak month
66Counties with records

When it is recorded

Jan210
Feb428
Mar570
Apr802
May1,439
Jun1,381
Jul1,871
Aug1,963
Sep1,480
Oct1,002
Nov339
Dec374

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

Where it is recorded

#CountyNationRecordsShare
1Gwynedd Wales626
2Cornwall England525
3North Yorkshire England508
4Argyll and Bute Scotland406
5Highland Scotland336
6Ceredigion Wales332
7East Riding of Yorkshire England316
8Isle of Anglesey Wales316
9South Ayrshire Scotland277
10North Ayrshire Scotland251
11Somerset England237
12Devon England235
13Portsmouth England221
14Pembrokeshire Wales198
15Dorset England176
4,777 England2,673 Scotland3,207 Wales731 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 66 counties in all.

About this species

Records since 2000
12,111
Peak month
August
Counties with records
66
Scientific name
Fucus vesiculosus
Group
Seaweeds and algae
NBN Atlas records since 2000
11,186
Kingdom
Chromista
Phylum
Ochrophyta
Class
Phaeophyceae
Order
Fucales
Family
Fucaceae
Genus
Fucus
Name with authority
Fucus vesiculosus L.
Contributing datasets
68

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q754755 · GBIF 8222574