List of water beetle species recorded in Britain
Suborder Adephaga
Note: the family Carabidae, is also part of this suborder; a list of these is at List of ground beetle (Carabidae) species recorded in Britain.Family Gyrinidae
Gyrinus aeratusGyrinus caspiusGyrinus distinctussGyrinus marinusGyrinus minutusGyrinus natatorGyrinus opacusGyrinus paykulliGyrinus substriatusGyrinus suffrianiGyrinus urinatorOrectochilus villosus — hairy whirligig beetleFamily Haliplidae
Brychius elevatusPeltodytes caesusHaliplus confinisHaliplus obliquusHaliplus variusHaliplus lineatocollisHaliplus apicalisHaliplus fluviatilisHaliplus furcatusHaliplus heydeniHaliplus immaculatus Haliplus lineolatus Haliplus ruficollisHaliplus sibiricusHaliplus flavicollisHaliplus fulvusHaliplus laminatusHaliplus mucronatusFamily Noteridae
Noterus clavicornisFamily Paelobiidae
Family Dytiscidae
- Agabus arcticus
- Agabus congener
- Agabus sturmii
- Agabus labiatus
- Agabus uliginosus
- Agabus undulatus
- Agabus affinis
- Agabus biguttatus
- Agabus bipustulatus
- Agabus brunneus
- Agabus conspersus
- Agabus didymus
- Agabus guttatus
- Agabus melanarius
- Agabus nebulosus
- Agabus paludosus
- Agabus striolatus
- Agabus unguicularis
- Ilybius aenescens
- Ilybius ater
- Ilybius chalconatus
- Ilybius fenestratus
- Ilybius fuliginosus
- Ilybius guttiger
- Ilybius montanus
- Ilybius quadriguttatus
- Ilybius subaeneus
- Ilybius wasastjernae
- Platambus maculatus
- Colymbetes fuscus
- Rhantus grapii
- Rhantus bistriatus
- Rhantus exsoletus
- Rhantus frontalis
- Rhantus suturalis
- Rhantus suturellus
- Liopterus haemorrhoidalis
- Acilius canaliculatus
- Acilius sulcatus
- Graphoderus bilineatus
- Graphoderus cinereus
- Graphoderus zonatus
- Cybister lateralimarginalis
- Dytiscus circumcinctus
- Dytiscus circumflexus
- Dytiscus dimidiatus
- Dytiscus lapponicus
- Dytiscus marginalis - great diving beetle
- Dytiscus semisulcatus
- Hydaticus continentalis
- Hydaticus seminiger
- Hydaticus transversalis
- Bidessus minutissimus
- Bidessus unistriatus
- Hydroglyphus geminus
- Deronectes latus
- Graptodytes bilineatus
- Graptodytes flavipes
- Graptodytes granularis
- Graptodytes pictus
- Hydroporus angustatus
- Hydroporus discretus
- Hydroporus elongatulus
- Hydroporus erythrocephalus
- Hydroporus ferrugineus
- Hydroporus glabriusculus
- Hydroporus gyllenhalii
- Hydroporus incognitus
- Hydroporus longicornis
- Hydroporus longulus
- Hydroporus marginatus
- Hydroporus melanarius
- Hydroporus memnonius
- Hydroporus morio
- Hydroporus necopinatus
- Hydroporus neglectus
- Hydroporus nigrita
- Hydroporus obscurus
- Hydroporus obsoletus
- Hydroporus palustris
- Hydroporus planus
- Hydroporus pubescens
- Hydroporus rufifrons
- Hydroporus scalesianus
- Hydroporus striola
- Hydroporus tessellatus
- Hydroporus tristis
- Hydroporus umbrosus
- Nebrioporus assimilis
- Nebrioporus depressus
- Nebrioporus elegans
- Nebrioporus canaliculatus
- Oreodytes alpinus
- Oreodytes davisii
- Oreodytes sanmarkii
- Oreodytes septentrionalis
- Porhydrus lineatus
- Scarodytes halensis
- Stictonectes lepidus
- Stictotarsus duodecimpustulatus
- Stictotarsus multilineatus
- Suphrodytes dorsalis
- Hydrovatus clypealis
- Hygrotus confluens
- Hygrotus impressopunctatus
- Hygrotus nigrolineatus
- Hygrotus novemlineatus
- Hygrotus parallelogrammus
- Hygrotus decoratus
- Hygrotus inaequalis
- Hygrotus quinquelineatus
- Hygrotus versicolor
- Hyphydrus ovatus
- Laccornis oblongus
- Laccophilus hyalinus
- Laccophilus minutus
- ''Laccophilus poecilus''
Suborder Polyphaga
Infraorder Elateriformia
Superfamily Byrrhoidea
Family Elmidae
Elmis aeneaEsolus parallelepipedusLimnius volckmariMacronychus quadrituberculatusNormandia nitensOulimnius majorOulimnius rivularisOulimnius troglodytesOulimnius tuberculatusRiolus cupreusRiolus subviolaceus- ''Stenelmis canaliculata''
Family Dryopidae
Pomatinus substriatusDryops anglicanusDryops auriculatusDryops ernestiDryops griseusDryops luridusDryops similarisDryops striatellus - ''Dryops nitidulus''
Family Limnichidae
- ''Limnichus pygmaeus''
Infraorder Staphyliniformia
Superfamily Hydrophiloidea
Family Helophoridae
Helophorus nubilusHelophorus porculusHelophorus rufipesHelophorus tuberculatusHelophorus alternansHelophorus aequalis Helophorus grandis Helophorus arvernicusHelophorus brevipalpisHelophorus dorsalisHelophorus flavipesHelophorus fulgidicollisHelophorus granularisHelophorus griseusHelophorus laticollisHelophorus longitarsisHelophorus minutusHelophorus nanusHelophorus obscurus- ''Helophorus strigifrons''
Family Georissidae
- ''Georissus crenulatus''
Family Hydrochidae
Hydrochus angustatusHydrochus brevisHydrochus crenatusHydrochus elongatusHydrochus ignicollisHydrochus megaphallus - ''Hydrochus nitidicollis''
Family Spercheidae
- ''Spercheus emarginatus''
Family Hydrophilidae
- Anacaena bipustulata
- Anacaena globulus
- Anacaena limbata
- Anacaena lutescens
- Paracymus aeneus
- Paracymus scutellaris
- Berosus affinis
- Berosus luridus
- Berosus signaticollis
- Berosus fulvus
- Chaetarthria seminulum
- Chaetarthria simillima
- Cymbiodyta marginellus
- Enochrus affinis
- Enochrus bicolor
- Enochrus coarctatus
- Enochrus fuscipennis
- Enochrus halophilus
- Enochrus melanocephalus
- Enochrus nigritus
- Enochrus ochropterus
- Enochrus quadripunctatus
- Enochrus testaceus
- Helochares lividus
- Helochares obscurus
- Helochares punctatus
- Hydrobius fuscipes
- Limnoxenus niger
- Hydrochara caraboides - lesser silver water beetle
- Hydrophilus piceus - great silver water beetle
- Laccobius atratus
- Laccobius bipunctatus
- Laccobius colon
- Laccobius minutus
- Laccobius obscuratus
- Laccobius simulatrix
- Laccobius sinuatus
- Laccobius striatulus
- Laccobius ytenensis
- Coelostoma orbiculare
- Dactylosternum abdominale
- Cercyon alpinus
- Cercyon bifenestratus
- Cercyon convexiusculus
- Cercyon depressus
- Cercyon granarius
- Cercyon haemorrhoidalis
- Cercyon impressus
- Cercyon laminatus
- Cercyon lateralis
- Cercyon littoralis
- Cercyon marinus
- Cercyon melanocephalus
- Cercyon nigriceps
- Cercyon obsoletus
- Cercyon pygmaeus
- Cercyon quisquilius
- Cercyon sternalis
- Cercyon terminatus
- Cercyon tristis
- Cercyon unipunctatus
- Cercyon analis
- Cercyon ustulatus
- Megasternum concinnum
- Cryptopleurum crenatum
- Cryptopleurum minutum
- Cryptopleurum subtile
- Sphaeridium bipustulatum
- Sphaeridium lunatum
- Sphaeridium marginatum
- ''Sphaeridium scarabaeoides''
Superfamily Staphylinoidea
Family Hydraenidae
Hydraena britteniHydraena flavipesHydraena gracilisHydraena nigritaHydraena palustrisHydraena pulchellaHydraena pygmaeaHydraena ripariaHydraena rufipesHydraena testaceaLimnebius alutaLimnebius criniferLimnebius nitidusLimnebius papposusLimnebius truncatellusEnicocerus exsculptusOchthebius auriculatusOchthebius bicolonOchthebius dilatatusOchthebius aeneusOchthebius lejolisiiOchthebius minimusOchthebius difficilisOchthebius nanusOchthebius poweriOchthebius punctatusOchthebius lenensisOchthebius marinusOchthebius pusillusOchthebius viridis- ''Aulacochthebius exaratus''