When it is recorded
Jan0
Feb0
Mar9
Apr60
May50
Jun8
Jul4
Aug0
Sep36
Oct44
Nov19
Dec0
GBIF records by month, 2000–2025 (all years combined).
Where it is recorded
| # | County | Nation | Records | Share |
|---|---|---|---|---|
| 1 | Powys | Wales | 82 | |
| 2 | Gwynedd | Wales | 76 | |
| 3 | Ceredigion | Wales | 28 | |
| 4 | Conwy | Wales | 16 | |
| 5 | Carmarthenshire | Wales | 9 | |
| 6 | Isle of Anglesey | Wales | 5 | |
| 7 | Wrexham | Wales | 5 | |
| 8 | Swansea | Wales | 3 | |
| 9 | Denbighshire | Wales | 3 | |
| 10 | Pembrokeshire | Wales | 1 |
1 England229 Wales
Records per county (GADM level 2) and per nation; one record can count towards several areas. 10 counties in all.
About this species
- Records since 2000
- 230
- Peak month
- April
- Counties with records
- 10
- Group
- Seaweeds and algae
- NBN Atlas records since 2000
- 223
- Kingdom
- Chromista
- Phylum
- Ochrophyta
- Class
- Bacillariophyceae
- Order
- Achnanthales
- Family
- Achnanthidiaceae
- Genus
- Psammothidium
- Name with authority
- Psammothidium helveticum (Hustedt) L.N.Bukhtiyarova & Round, 1996
- Described
- 1996
Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q67691072 · GBIF 7520129