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Species · Worms (annelids)

Estuary ragworm

Hediste diversicolor

3,299Records since 2000
SeptemberPeak month
47Counties with records

When it is recorded

Jan64
Feb39
Mar402
Apr439
May411
Jun319
Jul156
Aug413
Sep458
Oct152
Nov187
Dec91

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

Where it is recorded

#CountyNationRecordsShare
1Causeway Coast and Glens Northern Ireland292
2Devon England213
3Gwynedd Wales139
4Suffolk England131
5Isle of Anglesey Wales103
6Pembrokeshire Wales86
7Highland Scotland70
8Na h-Eileanan Siar Scotland68
9Cornwall England64
10Swansea Wales37
11Isle of Wight England24
12Cumbria England22
13Carmarthenshire Wales17
14East Riding of Yorkshire England15
15Fife Scotland15
1,094 England266 Scotland1,327 Wales225 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 47 counties in all.

About this species

Records since 2000
3,299
Peak month
September
Counties with records
47
Scientific name
Hediste diversicolor
Group
Worms (annelids)
NBN Atlas records since 2000
3,062
Kingdom
Animalia
Phylum
Annelida
Class
Polychaeta
Order
Phyllodocida
Family
Nereididae
Genus
Hediste
Name with authority
Hediste diversicolor (O.F.Müller, 1776)
Described
1776
Contributing datasets
40

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q488741 · GBIF 2316416