When it is recorded
Jan0
Feb0
Mar7
Apr28
May39
Jun3
Jul26
Aug5
Sep90
Oct23
Nov10
Dec0
GBIF records by month, 2000–2025 (all years combined).
Where it is recorded
| # | County | Nation | Records | Share |
|---|---|---|---|---|
| 1 | Powys | Wales | 53 | |
| 2 | Monmouthshire | Wales | 53 | |
| 3 | Denbighshire | Wales | 26 | |
| 4 | Isle of Anglesey | Wales | 22 | |
| 5 | Wrexham | Wales | 20 | |
| 6 | Pembrokeshire | Wales | 18 | |
| 7 | Gwynedd | Wales | 6 | |
| 8 | Swansea | Wales | 4 | |
| 9 | Herefordshire, County of | England | 3 | |
| 10 | Conwy | Wales | 3 | |
| 11 | Carmarthenshire | Wales | 1 |
16 England215 Wales
Records per county (GADM level 2) and per nation; one record can count towards several areas. 11 counties in all.
About this species
- Records since 2000
- 231
- Peak month
- September
- Counties with records
- 11
- Group
- Seaweeds and algae
- NBN Atlas records since 2000
- 231
- Most recorded in
- Powys, Monmouthshire
- Kingdom
- Chromista
- Phylum
- Ochrophyta
- Class
- Bacillariophyceae
- Order
- Naviculales
- Family
- Naviculaceae
- Genus
- Navicula
- Name with authority
- Navicula menisculus Schumann
Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q49600093 · GBIF 5269353