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Species · Sea squirts

Colonial Seasquirt

Morchellium argus

2,785Records since 2000
JulyPeak month
24Counties with records

When it is recorded

Jan5
Feb10
Mar25
Apr142
May384
Jun480
Jul608
Aug597
Sep387
Oct87
Nov23
Dec6

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

Where it is recorded

#CountyNationRecordsShare
1Norfolk England55
2Pembrokeshire Wales49
3Gwynedd Wales44
4Isle of Anglesey Wales44
5Dorset England31
6Cornwall England29
7Torbay England22
8Ards and North Down Northern Ireland18
9Devon England13
10Isles of Scilly England13
11Isle of Wight England12
12Causeway Coast and Glens Northern Ireland11
13Plymouth England9
14Ceredigion Wales7
15Conwy Wales5
1,701 England36 Scotland678 Wales222 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 24 counties in all.

About this species

Records since 2000
2,785
Peak month
July
Counties with records
24
Scientific name
Morchellium argus
Group
Sea squirts
NBN Atlas records since 2000
3,063
Most recorded in
Norfolk
Kingdom
Animalia
Phylum
Chordata
Class
Ascidiacea
Order
Aplousobranchia
Family
Polyclinidae
Genus
Morchellium
Name with authority
Morchellium argus (Milne Edwards, 1841)
Described
1841
Contributing datasets
31

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q4919381 · GBIF 2331168