🐡 Keyhole Cichlid Cleithracara maronii

The Keyhole Cichlid (Cleithracara maronii) is a easy-care, peaceful species from Northern South America. Adults reach roughly 4", so plan on a minimum tank of 30 gallons. Keep the water between 72–82°F with a pH of 6.5–7.5. It does not school and can be kept singly or in species-appropriate numbers. As an omnivore, it does best on a varied diet appropriate to its feeding style.

At a glance

Good tankmates for Keyhole Cichlid

Cardinal TetraRummynose TetraBlack Skirt TetraSerpae TetraGuppyPlatyMollySwordtailDiscusGerman Blue RamBolivian RamApistogrammaKribensisZebra DanioHarlequin RasboraCherry BarbTiger BarbRosy BarbDwarf GouramiPearl GouramiThree-Spot GouramiBronze CoryPanda CoryBristlenose PlecoKuhli LoachClown LoachAmano ShrimpMystery SnailLemon TetraCongo TetraBloodfin TetraDiamond TetraBuenos Aires TetraEmperor TetraSilver Tip TetraX-Ray TetraScissortail RasboraPearl DanioGiant DanioGold BarbOdessa BarbDenison BarbCheckerboard BarbFive-Banded BarbBoesemani RainbowfishNeon Dwarf RainbowfishMadagascar RainbowfishCelebes RainbowfishHoney GouramiMoonlight GouramiChocolate GouramiFiremouth CichlidSeverumElectric Blue AcaraBlue AcaraRainbow CichlidSterbai CoryJulii CoryGlass CatfishUpside-Down CatfishYoyo LoachZebra LoachDojo LoachHillstream LoachRubber Lip PlecoClown PlecoSiamese Algae EaterRainbow SharkFlying FoxAfrican Butterfly FishGolden Wonder KillifishFancy GoldfishRosy Red MinnowBamboo ShrimpRabbit SnailGold TetraPenguin TetraRed Eye TetraBleeding Heart TetraColombian TetraSilver DollarLeopard DanioRuby BarbMelon BarbTurquoise RainbowfishRed RainbowfishSnakeskin GouramiCroaking GouramiThick-Lipped GouramiPeaceful BettaGolden RamFlag AcaraGold SeverumFestivum CichlidYellow Dwarf CichlidAgassiz's Dwarf CichlidHongsloi CichlidCheckerboard CichlidEmerald CoryAlbino CoryThree-Striped CoryAdolfo's CoryStriped Raphael CatfishDwarf Chain LoachHorseface LoachLeopard Frog Pleco (L134)Zebra Pleco (L046)Gold Nugget Pleco (L177)Vampire ShrimpRed Claw CrabLyretail KillifishRed SwordtailHigh-Fin PlatyBalloon MollySailfin MollyAmerican FlagfishIndian Glassfish

Avoid these tankmates

OscarCherry ShrimpJack DempseyGreen TerrorTexas CichlidFrontosaChinese Algae EaterBlack Ghost KnifefishRopefishSenegal BichirBanjar Red CichlidSalvini CichlidMidas CichlidFlowerhornVenustus CichlidLivingstonii CichlidBlue Dream ShrimpYellow ShrimpBlack Diamond Shrimp

See the full tankmate guide for Keyhole Cichlid →