When it is recorded
Jan0
Feb0
Mar26
Apr416
May266
Jun30
Jul14
Aug12
Sep168
Oct166
Nov64
Dec0
GBIF records by month, 2000–2025 (all years combined).
Where it is recorded
| # | County | Nation | Records | Share |
|---|---|---|---|---|
| 1 | Powys | Wales | 230 | |
| 2 | Gwynedd | Wales | 202 | |
| 3 | Carmarthenshire | Wales | 129 | |
| 4 | Ceredigion | Wales | 123 | |
| 5 | Pembrokeshire | Wales | 76 | |
| 6 | Denbighshire | Wales | 66 | |
| 7 | Conwy | Wales | 55 | |
| 8 | Wrexham | Wales | 39 | |
| 9 | Swansea | Wales | 32 | |
| 10 | Isle of Anglesey | Wales | 31 | |
| 11 | Monmouthshire | Wales | 19 | |
| 12 | Dumfries and Galloway | Scotland | 8 | |
| 13 | Aberdeenshire | Scotland | 5 |
5 England13 Scotland1,144 Wales
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
- 1,162
- Peak month
- April
- Counties with records
- 13
- Group
- Seaweeds and algae
- NBN Atlas records since 2000
- 1,162
- Most recorded in
- Powys, Gwynedd, Carmarthenshire, Ceredigion, Pembrokeshire, Denbighshire, Conwy
- Kingdom
- Chromista
- Phylum
- Ochrophyta
- Class
- Bacillariophyceae
- Order
- Fragilariales
- Family
- Fragilariaceae
- Genus
- Meridion
- Name with authority
- Meridion circulare (Greville) C.Agardh, 1831
- Described
- 1831
- Contributing datasets
- 3
Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q67871641 · GBIF 5421777