When it is recorded
Jan4
Feb4
Mar26
Apr34
May22
Jun33
Jul48
Aug47
Sep49
Oct36
Nov10
Dec4
GBIF records by month, 2000–2025 (all years combined).
Where it is recorded
| # | County | Nation | Records | Share |
|---|---|---|---|---|
| 1 | Dumfries and Galloway | Scotland | 53 | |
| 2 | Norfolk | England | 24 | |
| 3 | Highland | Scotland | 22 | |
| 4 | Newry, Mourne and Down | Northern Ireland | 18 | |
| 5 | Scottish Borders | Scotland | 13 | |
| 6 | York | England | 13 | |
| 7 | North Ayrshire | Scotland | 13 | |
| 8 | Isle of Anglesey | Wales | 12 | |
| 9 | Armagh City, Banbridge and Craig | Northern Ireland | 12 | |
| 10 | Lincolnshire | England | 11 | |
| 11 | Doncaster | England | 10 | |
| 12 | North Yorkshire | England | 8 | |
| 13 | Cambridgeshire | England | 7 | |
| 14 | Cumbria | England | 6 | |
| 15 | Nottinghamshire | England | 6 |
154 England116 Scotland25 Wales36 Northern Ireland
Records per county (GADM level 2) and per nation; one record can count towards several areas. 43 counties in all.
About this species
- Records since 2000
- 334
- Peak month
- September
- Counties with records
- 43
- Group
- Beetles
- NBN Atlas records since 2000
- 337
- Most recorded in
- Dumfries and Galloway
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera
- Family
- Dytiscidae
- Genus
- Dytiscus
- Name with authority
- Dytiscus semisulcatus O.F.Müller, 1776
- Described
- 1776
Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q2256536 · GBIF 4470294