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Species · Seaweeds and algae

Siphoned Japan Weed

Dasysiphonia japonica

570Records since 2000
SeptemberPeak month
13Counties with records

When it is recorded

Jan3
Feb13
Mar25
Apr28
May17
Jun27
Jul47
Aug92
Sep280
Oct20
Nov6
Dec8

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

Where it is recorded

#CountyNationRecordsShare
1Ards and North Down Northern Ireland22
2Highland Scotland14
3North Ayrshire Scotland7
4Gwynedd Wales5
5Orkney Islands Scotland5
6Newry, Mourne and Down Northern Ireland4
7Plymouth England4
8Cornwall England3
9Sefton England3
10Causeway Coast and Glens Northern Ireland3
11Na h-Eileanan Siar Scotland2
12Isle of Wight England1
13Mid and East Antrim Northern Ireland1
194 England228 Scotland43 Wales60 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 13 counties in all.

About this species

Records since 2000
570
Peak month
September
Counties with records
13
Scientific name
Dasysiphonia japonica
Group
Seaweeds and algae
NBN Atlas records since 2000
571
Kingdom
Plantae
Phylum
Rhodophyta
Class
Florideophyceae
Order
Ceramiales
Family
Dasyaceae
Genus
Dasysiphonia
Name with authority
Dasysiphonia japonica (Yendo) H.-S.Kim
Contributing datasets
27

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q41297342 · GBIF 7682935