Hydroporus erythrocephalus
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Dytiscidae
- genus: Hydroporus
- species: Hydroporus erythrocephalus
Wallern im Burgenland
Burgenland- Klagenfurt am Wörthersee
Carinthia
Austria
Heist-op-den-Berg
Flanders
Belgium
Arklow- Loch Garman
- New Ross
Leinster- Cill Airne
- Dunmanway
- Mallow
Munster- Ballyshannon
- Clones
Ulster
Ireland
Ramsey
00
Isle Of Man- Luxembourg
Ornäs
Dalarna- Nybro
Kalmar- Råneå
- Övertorneå
Norrbotten- Bergshamra
- Brevik
- Djursholm
- Norrtälje
Stockholm- Uppsala
Uppsala- Eriksbo
- Hammarkullen
- Kållered
Västra Götaland
Sweden
Abram- Acle
- Addlestone
- Aldbrough
- Aldershot
- Alsager
- Alton
- Annfield Plain
- Appleton Thorn
- Ash
- Ashford
- Ashley
- Askam in Furness
- Aspley Guise
- Axbridge
- Backworth
- Bacup
- Bagshot
- Bardon Mill
- Barton upon Humber
- Bembridge
- Berrington
- Billinge
- Billinghay
- Bishopthorpe
- Blaydon-on-Tyne
- Bleadon
- Blean
- Bodle Street
- Bordon
- Botesdale
- Bottisham
- Bovey Tracey
- Brading
- Bramhope
- Breighton
- Brightlingsea
- Brockenhurst
- Bubwith
- Bugle
- Burgess Hill
- Burley
- Burnham-on-Sea
- Burnopfield
- Bury
- Camblesforth
- Carlisle
- Castleside
- Chalfont Saint Peter
- Chapel Saint Leonards
- Chatham
- Cheddar
- Chertsey
- Chigwell
- Chobham
- Chorlton
- Church Stretton
- Cinderford
- Cleethorpes
- Cliffe
- Clipsham
- Cockermouth
- Coltishall
- Comberton
- Congresbury
- Cooling
- Copmanthorpe
- Cottenham
- Cramlington
- Cranbrook
- Crawley Down
- Cresswell
- Crofton
- Croston
- Crowle
- Crowthorne
- Cuddington
- Darfield
- Darras Hall
- Dartford
- Deighton
- Denholme
- Denton
- Dersingham
- Dinnington
- Disley
- Doddington
- Drybrook
- Dukinfield
- Dunkirk
- Dymchurch
- East Boldon
- East Harling
- East Molesey
- East Peckham
- Eastrington
- Eaton
- Eccleshall
- Egham
- Egremont
- Elland
- Elstead
- Embleton
- Esher
- Eversley
- Exminster
- Eye
- Farnham
- Farnham Royal
- Fimber
- Flamborough
- Flamstead
- Fleet
- Four Marks
- Fulford
- Gainsborough
- Gerrards Cross
- Glastonbury
- Glossop
- Grange-over-Sands
- Grappenhall
- Gravesend
- Grays
- Great Bookham
- Greenford
- Griston
- Guilden Sutton
- Hale
- Haltwhistle
- Hambleton
- Harbury
- Haughton Green
- Haxey
- Haydock
- Hayfield
- Hazlerigg
- Headcorn
- Healey
- Helmsley
- Helpston
- Henfield
- Hertford
- Heslington
- Hetton le Hole
- Heywood
- High Barnet
- High Halstow
- Highbridge
- Hinchley Wood
- Histon
- Hollingworth
- Hook
- Horam
- Houghton on the Hill
- Houghton-le-Spring
- Howden
- Hunmanby
- Hunstanton
- Husborne Crawley
- Hutton
- Hyde
- Ipswich
- Isleham
- Kilpin
- Kingsclere
- Kingsley
- Kirkby Stephen
- Knaphill
- Knaresborough
- Lamesley
- Landewednack
- Leiston
- Lenham
- Lewes
- Liss
- Little Amwell
- Little Lever
- Little Paxton
- Littleborough
- Long Eaton
- Long Sutton
- Lydd
- Lyndhurst
- Lytchett Matravers
- Maidstone
- Malmesbury
- Marazion
- Marholm
- Market Overton
- Markfield
- Martham
- Maryport
- Melbourne
- Meopham
- Mexborough
- Mickle Trafford
- Millom
- Misterton
- Mitcham
- Mobberley
- Moreton
- Murton
- New Romney
- Newborough
- Newburn
- Newcastle under Lyme
- Newmarket
- Normandy
- Northolt
- Oakmere
- Over
- Pevensey
- Pickering
- Pitsea
- Prenton
- Prescot
- Prudhoe
- Pulborough
- Riccall
- Ringway
- Ripley
- Rowlands Gill
- Rye
- Ryhill
- Sacriston
- Saint Albans
- Saint Dennis
- Saint Leonards-on-Sea
- Saint Osyth
- Sandown
- Saxilby
- Seaton Delaval
- Seaview
- Seghill
- Shafton
- Shevington
- Shipley
- Shiremoor
- Shotley Gate
- Shotton
- Skelton
- South Bank
- South Benfleet
- South Cave
- South Hetton
- Southowram
- Stainton
- Stalham
- Staveley
- Stocksfield
- Stoke
- Stone
- Stourport-on-Severn
- Strensall
- Stroud
- Sunningdale
- Sutton upon Derwent
- Sway
- Thames Ditton
- The Boldons
- Thornton
- Tideswell
- Tilbury
- Tonbridge
- Tottington
- Tyldesley
- Uckfield
- Wainfleet All Saints
- Wallasey
- Waltham Abbey
- Walton
- Wandsworth
- Ware
- Wareham
- Warsop
- Waterbeach
- Wath upon Dearne
- Wedmore
- Wells
- Wells-next-the-Sea
- West Hallam
- West Rainton
- Weston
- Westonzoyland
- Wheldrake
- Whickham
- Whitchurch
- Whitworth
- Wickford
- Willingham
- Wilmslow
- Windlesham
- Winterbourne
- Woburn
- Woburn Sands
- Woking
- Wool
- Wooler
- Wylam
- Yatton
- Yaxley
England- Ballynahinch
- Belfast
- Castlewellan
- Comber
- Holywood
- Lisnaskea
- Moira
- Moy
- Randalstown
- Tandragee
Northern Ireland- Aberdeen
- Airdrie
- Aviemore
- Balerno
- Beith
- Bridge of Weir
- Broxburn
- Burntisland
- Busby
- Campbeltown
- Carluke
- Castle Douglas
- Clarkston
- Cowdenbeath
- Currie
- Dalbeattie
- Doune
- Dreghorn
- Dumfries
- Dundonald
- Duns
- Falkland
- Fauldhouse
- Forres
- Giffnock
- Glenboig
- Golspie
- Greenock
- Hawick
- Irvine
- Isle of Cumbrae
- Kilmacolm
- Kilwinning
- Langholm
- Loanhead
- Locharbriggs
- Lochmaben
- Lochwinnoch
- Maybole
- Millport
- Milngavie
- Muirkirk
- New Cumnock
- Newmains
- Newton Mearns
- North Berwick
- Oban
- Seafield
- Selkirk
- Stevenston
- Stewarton
- Strathblane
- Tayport
- Wishaw
Scotland
United Kingdom
Krün
Bressanone - Brixen
Bascharage