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Species · Sea squirts

Neptune's Heart Sea Squirt

Phallusia mammillata

1,825Records since 2000
JulyPeak month
16Counties with records

When it is recorded

Jan6
Feb7
Mar17
Apr30
May73
Jun124
Jul1,195
Aug117
Sep129
Oct93
Nov10
Dec24

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

Where it is recorded

#CountyNationRecordsShare
1Torbay England48
2Dorset England35
3Plymouth England4
4Gwynedd Wales3
5Cornwall England2
6Devon England2
7Pembrokeshire Wales2
8Conwy Wales2
9Swansea Wales2
10Suffolk England1
11Lincolnshire England1
12Sefton England1
13Ceredigion Wales1
14Carmarthenshire Wales1
15Portsmouth England1
723 England2 Scotland15 Wales2 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 16 counties in all.

About this species

Records since 2000
1,825
Peak month
July
Counties with records
16
Scientific name
Phallusia mammillata
Also known as
Sea squirt
Group
Sea squirts
NBN Atlas records since 2000
1,873
Conservation designations
Rare and scarce (non-IUCN status)
Kingdom
Animalia
Phylum
Chordata
Class
Ascidiacea
Order
Phlebobranchia
Family
Ascidiidae
Genus
Phallusia
Name with authority
Phallusia mammillata (Cuvier, 1815)
Described
1815
Contributing datasets
17

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q3901251 · GBIF 2330609