Good Fishkeeping / Field guide

Freshwater aquarium fish

Explore freshwater fish care guides by common and scientific name. Compare the catalog’s listed tank sizes, temperature ranges, diets, and temperaments, then open a species profile for its sources and full care notes.

331 species guides

• Acei cichlidPseudotropheus acei
• Adolfo's corydorasCorydoras adolfoi
• African butterflyfishPantodon buchholzi
• African knifefishXenomystus nigri
• Agassiz's dwarf cichlidApistogramma agassizii
• Akar bettaBetta akarensis
• Amazon leaffishMonocirrhus polyacanthus
• Amazon pufferColomesus asellus
• Angelicus synodontisSynodontis angelicus
• AspidorasAspidoras pauciradiatus
• Bala sharkBalantiocheilos melanopterus
• Banded leporinusLeporinus fasciatus
• Barred bichirPolypterus delhezi
• Bearded corydorasScleromystax barbatus
• Bentos tetraHyphessobrycon bentosi
• Betta andreiBetta andrei
• Betta antoniBetta antoni
• Betta apollonBetta apollon
• Betta aurigansBetta aurigans
• Betta balungaBetta balunga
• Betta breviobesaBetta breviobesa
• Betta brownorumBetta brownorum
• Betta burdigalaBetta burdigala
• Betta chiniBetta chini
• Betta compunctaBetta compuncta
• Betta cracensBetta cracens
• Betta dennisyongiBetta dennisyongi
• Betta enisaeBetta enisae
• Betta falxBetta falx
• Betta feroxBetta ferox
• Betta ideiiBetta ideii
• Betta krataiosBetta krataios
• Betta kuehneiBetta kuehnei
• Betta lehiBetta lehi
• Betta lividaBetta livida
• Betta miniopinnaBetta miniopinna
• Betta nuluhonBetta nuluhon
• Betta obscuraBetta obscura
• Betta omegaBetta omega
• Betta pallidaBetta pallida
• Betta pallifinaBetta pallifina
• Betta patotiBetta patoti
• Betta piBetta pi
• Betta pinguisBetta pinguis
• Betta primaBetta prima
• Betta renataBetta renata
• Betta schalleriBetta schalleri
• Betta simorumBetta simorum
• Betta stigmosaBetta stigmosa
• Betta stiktosBetta stiktos
• Betta strohiBetta strohi
• Betta tomiBetta tomi
• Betta tussyaeBetta tussyae
• Betta uberisBetta uberis
• Black bettaBetta persephone
• Black neon tetraHyphessobrycon herbertaxelrodi
• Black phantom tetraHyphessobrycon megalopterus
• Black skirt tetraGymnocorymbus ternetzi
• Blackstripe corydorasCorydoras melanistius
• Black-winged hatchetfishCarnegiella marthae
• Bleeding heart tetraHyphessobrycon erythrostigma
• Bleher's rainbowfishChilatherina bleheri
• Bloodfin tetraAphyocharax anisitsi
• Blue acaraAndinoacara pulcher
• Blue badisBadis badis
• Blue discusSymphysodon aequifasciatus
• Blue dolphin cichlidCyrtocara moorii
• Blue gularisFundulopanchax sjoestedti
• Blue king tetraInpaichthys kerri
• Blunthead cichlidTropheus moorii
• Boesemani rainbowfishMelanotaenia boesemani
• Bolivian ramMikrogeophagus altispinosus
• Borneo bettaBetta taeniata
• Brilliant rummy-nose tetraHemigrammus bleheri
• Bristlenose plecoAncistrus cirrhosus
• Bronze corydorasCorydoras aeneus
• Brunei beautyBetta macrostoma
• Butterfly goodeidAmeca splendens
• CalvusAltolamprologus calvus
• Cardinal tetraParacheirodon axelrodi
• Celebes rainbowfishMarosatherina ladigesi
• Celestial pearl danioDanio margaritatus
• Checkerboard cichlidDicrossus filamentosus
• Cherry barbPuntius titteya
• Chili rasboraBoraras brigittae
• Chocolate gouramiSphaerichthys osphromenoides
• Chocolate pencilfishNannostomus eques
• Cinnamon rasboraTrigonopoma pauciperforatum
• Clown killifishEpiplatys annulatus
• Clown loachChromobotia macracanthus
• Clown plecoPanaqolus maccus
• Clown rasboraRasbora kalochroma
• Cochu's blue tetraBoehlkea fredcochui
• Cockatoo dwarf cichlidApistogramma cacatuoides
• Colombian tetraHyphessobrycon columbianus
• Common hatchetfishGasteropelecus sternicla
• CompressicepsAltolamprologus compressiceps
• Congo tetraPhenacogrammus interruptus
• Convict cichlidAmatitlania nigrofasciata
• Croaking gouramiTrichopsis vittata
• Daffodil cichlidNeolamprologus pulcher
• Daisy ricefishOryzias woworae
• Demasoni cichlidPseudotropheus demasoni
• Diamond tetraMoenkhausia pittieri
• Dickfeld's julieJulidochromis dickfeldi
• Dojo loachMisgurnus anguillicaudatus
• Duplicareus corydorasCorydoras duplicareus
• Dusky bettaBetta fusca
• Dwarf chain loachYasuhikotakia sidthimunki
• Dwarf corydorasCorydoras hastatus
• Dwarf gouramiTrichogaster lalius
• Dwarf hatchetfishCarnegiella myersi
• Dwarf neon rainbowfishMelanotaenia praecox
• Dwarf pencilfishNannostomus marginatus
• Dwarf spotted rasboraBoraras maculatus
• Eastern rainbowfishMelanotaenia splendida
• Edith's bettaBetta edithae
• Einthoven's rasboraRasbora einthovenii
• Electric yellow cichlidLabidochromis caeruleus
• Elephantnose fishGnathonemus petersii
• Ember tetraHyphessobrycon amandae
• Emerald bettaBetta smaragdina
• Emerald corydorasBrochis splendens
• Emperor tetraNematobrycon palmeri
• Endler's livebearerPoecilia wingei
• Exclamation-point rasboraBoraras urophthalmoides
• False rummy-nose tetraPetitella georgiae
• Featherfin catfishSynodontis eupterus
• Filament barbDawkinsia filamentosa
• Firemouth cichlidThorichthys meeki
• Five-banded barbPuntigrus partipentazona
• Flag acaraLaetacara curviceps
• Flag cichlidMesonauta festivus
• Flagtail catfishDianema urostriatum
• Flame tetraHyphessobrycon flammeus
• Foersch's bettaBetta foerschi
• Forktail blue-eyePseudomugil furcatus
• Freshwater angelfishPterophyllum scalare
• FrontosaCyphotilapia frontosa
• Gardner's killifishFundulopanchax gardneri
• German blue ramMikrogeophagus ramirezi
• Giant bettaBetta anabatoides
• Giant brochisBrochis multiradiatus
• Giant danioDevario aequipinnatus
• Giant gouramiOsphronemus goramy
• Giant kuhli loachPangio myersi
• Gladiator bettaBetta gladiator
• Glass catfishKryptopterus vitreolus
• Glowlight danioDanio choprae
• Glowlight rasboraTrigonostigma hengeli
• Glowlight tetraHemigrammus erythrozonus
• Gold barbBarbodes semifasciolatus
• Golden bettaBetta midas
• Golden dwarf barbPethia gelius
• Golden dwarf cichlidNannacara anomala
• Golden mbunaMelanochromis auratus
• Golden otocinclusMacrotocinclus affinis
• Golden pencilfishNannostomus beckfordi
• GoldfishCarassius auratus
• Gold nugget plecoBaryancistrus xanthellus
• Gold-ring danioMicrodevario kubotai
• Green neon tetraParacheirodon simulans
• Green swordtailXiphophorus hellerii
• Green terrorAndinoacara rivulatus
• Green-throat bettaBetta chloropharynx
• Guenther's killifishNothobranchius guentheri
• GuppyPoecilia reticulata
• Half-black bettaBetta dimidiata
• Hancock's catfishAmblydoras hancockii
• Harlequin rasboraTrigonostigma heteromorpha
• Head-and-tail-light tetraHemigrammus ocellifer
• Hendra's bettaBetta hendra
• Honey gouramiTrichogaster chuna
• Hoplo catfishMegalechis thoracata
• Horseshoe bettaBetta hipposideros
• Howong bettaBetta unimaculata
• Humphead limiaLimia nigrofasciata
• Iban bettaBetta ibanorum
• Indian glassfishParambassis ranga
• Indonesian bettaBetta raja
• Jack DempseyRocio octofasciata
• Java fighting fishBetta picta
• Java loachPangio oblonga
• Johannii cichlidMelanochromis johannii
• Julii corydorasCorydoras julii
• Kenyi cichlidMaylandia lombardoi
• Keyhole cichlidCleithracara maronii
• Kissing gouramiHelostoma temminckii
• Krabi bettaBetta simplex
• KribensisPelvicachromis pulcher
• Kuhli loachPangio kuhlii
• Lambchop rasboraTrigonostigma espei
• Least killifishHeterandria formosa
• Lemon cichlidNeolamprologus leleupi
• Lemon tetraHyphessobrycon pulchripinnis
• Leopard bettaBetta pardalotos
• Leopard bushfishCtenopoma acutirostre
• Licorice gouramiParosphromenus deissneri
• Lyretail killifishAphyosemion australe
• Macmaster's apistogrammaApistogramma macmasteri
• Madagascar rainbowfishBedotia madagascariensis
• Mahachai bettaBetta mahachaiensis
• Malabar danioDevario malabaricus
• Mandor bettaBetta mandor
• Marbled hatchetfishCarnegiella strigata
• Marbled headstanderAbramites hypselonotus
• Masked julieJulidochromis transcriptus
• MedakaOryzias latipes
• Meta corydorasCorydoras metae
• Metallic livebearerGirardinus metallicus
• MollyPoecilia sphenops
• Moonlight gouramiTrichopodus microlepis
• Mottled loachAcanthocobitis botia
• Murray River rainbowfishMelanotaenia fluviatilis
• Neon blue gobyStiphodon atropurpureus
• Neon tetraParacheirodon innesi
• Noble gouramiCtenops nobilis
• Ocellated bettaBetta ocellata
• Odessa barbPethia padamya
• One-lined pencilfishNannostomus unifasciatus
• Orange-finned danioDanio kyathit
• Ornate bichirPolypterus ornatipinnis
• Ornate ctenopomaMicroctenopoma ansorgii
• OscarAstronotus ocellatus
• OtocinclusOtocinclus vittatus
• Pacific blue-eyePseudomugil signifer
• Panda corydorasCorydoras panda
• Panda dwarf cichlidApistogramma nijsseni
• Panduro apistogrammaApistogramma panduro
• Paradise fishMacropodus opercularis
• Paskai's blue-eyePseudomugil paskai
• Peaceful bettaBetta imbellis
• Peacock cichlidAulonocara nyassae
• Peacock gudgeonTateurndina ocellicauda
• Pea pufferCarinotetraodon travancoricus
• Pearl cichlidGeophagus brasiliensis
• Pearl danioDanio albolineatus
• Pearl gouramiTrichopodus leerii
• Penang bettaBetta pugnax
• Penguin tetraThayeria boehlkei
• Peppered corydorasCorydoras paleatus
• Phoenix rasboraBoraras merah
• Pictus catfishPimelodus pictus
• Pink-tailed chalceusChalceus macrolepidotus
• Polka-dot loachBotia kubotai
• Pretty bettaBetta pulchra
• Pretty tetraHemigrammus pulcher
• Princess of BurundiNeolamprologus brichardi
• Pygmy corydorasCorydoras pygmaeus
• Rabauti's corydorasCorydoras rabauti
• Rachov's killifishNothobranchius rachovii
• Rainbow sharkEpalzeorhynchos frenatum
• Rathbun's bloodfinAphyocharax rathbuni
• Red-eye tetraMoenkhausia sanctaefilomenae
• Red pair-spawning bettaBetta rutilans
• Red phantom tetraHyphessobrycon sweglesi
• Red rainbowfishGlossolepis incisus
• Red-tailed black sharkEpalzeorhynchos bicolor
• Redtail splitfinXenotoca eiseni
• Red zebra cichlidMaylandia estherae
• ReedfishErpetoichthys calabaricus
• Reticulated hillstream loachSewellia lineolata
• Ringlet danioDanio tinwini
• Rosy barbPethia conchonius
• Round-tailed paradise fishMacropodus ocellatus
• Royal whiptailSturisoma panamense
• Rubberlip plecoChaetostoma formosae
• Rummy-nose tetraHemigrammus rhodostomus
• Saddle plecoPeckoltia vittata
• Sailfin mollyPoecilia latipinna
• Salt-and-pepper corydorasCorydoras habrosus
• Saulosi cichlidPseudotropheus saulosi
• Scarlet badisDario dario
• Schwartz's corydorasCorydoras schwartzi
• Scissortail rasboraRasbora trilineata
• Senegal bichirPolypterus senegalus
• Serpae tetraHyphessobrycon eques
• SeverumHeros efasciatus
• Siamese algae eaterCrossocheilus oblongus
• Siamese fighting fishBetta splendens
• Siamese oriental bettaBetta siamorientalis
• Silver dollarMetynnis hypsauchen
• Silver hatchetfishThoracocharax stellatus
• Silver-tip tetraHasemania nana
• Skunk loachYasuhikotakia morleti
• Slim bettaBetta bellica
• Snakehead bettaBetta channoides
• Southern platyfishXiphophorus maculatus
• Spanner barbBarbodes lateristriga
• Sparkling gouramiTrichopsis pumila
• Splash tetraCopella arnoldi
• Spotted blue-eyePseudomugil gertrudae
• Spotted danioDanio nigrofasciatus
• Spotted Raphael catfishAgamyxis pectinifrons
• Spotted-throat bettaBetta spilotogena
• Sterbai corydorasCorydoras sterbai
• Striped headstanderAnostomus anostomus
• Striped lyretailAphyosemion striatum
• Striped panchaxAplocheilus lineatus
• Striped Raphael catfishPlatydoras armatulus
• T-bar cichlidCryptoheros sajica
• Threadfin rainbowfishIriatherina werneri
• Three-lined corydorasCorydoras trilineatus
• Three-lined pencilfishNannostomus trifasciatus
• Three-spot gouramiTrichopodus trichopterus
• Three-striped apistogrammaApistogramma trifasciata
• Tiger barbPuntigrus tetrazona
• Tiger botiaSyncrossus helodes
• Toba bettaBetta rubra
• True parrot cichlidHoplarchus psittacus
• Turquoise rainbowfishMelanotaenia lacustris
• Twig catfishFarlowella acus
• Ulrey's tetraHemigrammus ulreyi
• Umbrella apistogrammaApistogramma borellii
• Upside-down catfishSynodontis nigriventris
• Variable platyXiphophorus variatus
• Venezuelan corydorasCorydoras venezuelanus
• Venustus cichlidNimbochromis venustus
• Viejita apistogrammaApistogramma viejita
• Waser's bettaBetta waseri
• Whiptail catfishRineloricaria fallax
• White Cloud Mountain minnowTanichthys albonubes
• White-edged bettaBetta albimarginata
• Wine-red bettaBetta coccina
• Wrestling halfbeakDermogenys pusilla
• X-ray tetraPristella maxillaris
• Yoyo loachBotia almorhae
• Zebra danioDanio rerio
• Zebra loachBotia striata
• Zebra mbunaMaylandia zebra
• Zebra plecoHypancistrus zebra