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Species · Seaweeds and algae

Doubled Ribbon Weed

Ulva linza

460Records since 2000
AugustPeak month
24Counties with records

When it is recorded

Jan2
Feb2
Mar5
Apr23
May62
Jun86
Jul68
Aug94
Sep89
Oct17
Nov2
Dec1

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

Where it is recorded

#CountyNationRecordsShare
1Norfolk England28
2Ards and North Down Northern Ireland23
3Causeway Coast and Glens Northern Ireland14
4Suffolk England11
5Lincolnshire England11
6Newry, Mourne and Down Northern Ireland11
7Essex England8
8Cornwall England7
9Devon England7
10Highland Scotland6
11Na h-Eileanan Siar Scotland6
12Kingston upon Hull, City of England6
13Argyll and Bute Scotland5
14Shetland Islands —5
15Mid and East Antrim Northern Ireland5
208 England47 Scotland6 Wales147 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
460
Peak month
August
Counties with records
24
Scientific name
Ulva linza
Group
Seaweeds and algae
NBN Atlas records since 2000
433
Kingdom
Plantae
Phylum
Chlorophyta
Class
Ulvophyceae
Order
Ulvales
Family
Ulvaceae
Genus
Ulva
Name with authority
Ulva linza L.
Contributing datasets
28

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q592605 · GBIF 5273454