Dytiscus semisulcatus
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Dytiscidae
- genus: Dytiscus
- species: Dytiscus semisulcatus
- France
Sligo
Connaught- Banagher
- Loch Garman
Leinster
Ireland
Castletown- Ramsey
00
Isle Of Man- Luxembourg
Abram- Ascot
- Askam in Furness
- Askern
- Axbridge
- Bardon Mill
- Battle
- Bishops Waltham
- Blyth
- Bodle Street
- Bordon
- Bovey Tracey
- Bransgore
- Braunton
- Bredbury
- Brightlingsea
- Brockenhurst
- Bugle
- Burgess Hill
- Burnham on Crouch
- Bury St Edmunds
- Campsall
- Chatham
- Cheddar
- Chester
- Chigwell
- Church Stretton
- Colnbrook
- Copmanthorpe
- Cramlington
- Crowthorne
- Denton
- Dinnington
- Downham Market
- East Boldon
- East Molesey
- Elstead
- Esher
- Fleet
- Gravesend
- Great Bookham
- Griston
- Hailsham
- Harleston
- Haughton Green
- Hayle
- Helsby
- High Halstow
- Highbridge
- Hinchley Wood
- Hoole
- Horam
- Horrabridge
- Horton
- Huish
- Hyde
- Keyingham
- Kingsbury
- Kingsley
- Kinnersley
- Kinsham
- Kirton
- Landewednack
- Lewes
- Little Amwell
- Llancillo
- Long Eaton
- Maryport
- Millom
- Mitcham
- Moreton
- Newbold Verdon
- Newburn
- Newhaven
- Newington
- Newmarket
- Newport
- Normandy
- Norton
- Oakmere
- Pershore
- Pitsea
- Princes Risborough
- Rainham
- Robertsbridge
- Saint Albans
- Saint Dennis
- Saint Osyth
- Sandhurst
- Sennen
- Severn Beach
- South Benfleet
- South Ockendon
- Spixworth
- Stainforth
- Stainton
- Stalham
- Staveley
- Stone
- Stourport-on-Severn
- Strensall
- Sway
- Thames Ditton
- The Boldons
- Tilbury
- Wainfleet All Saints
- Wallasey
- Wandsworth
- Waterbeach
- West Kirby
- West Rainton
- Weston-super-Mare
- Wheathampstead
- Withington
- Woking
- Wool
- Yelverton
England- Ballynahinch
- Belfast
- Holywood
- Randalstown
Northern Ireland
United Kingdom
Feldkirch
Teting-sur-Nied
Bertrange
Kallinge