Oscar Tank Mates

All 90 pair guides, ordered by search value and practical compatibility.

Care baseline

Intelligent but aggressive cichlids that will eat any fish small enough to fit in their mouth. Require large tanks (75+ gallons) and robust tank mates.

Temperature74–81°F
pH6.0–8.0
Adult size14 in
Minimum group1

Compatibility guides

Oscar + AngelfishSEO priority 92/10058/100 · Use CautionOscar + Betta FishSEO priority 90/10032/100 · Not CompatibleOscar + DiscusSEO priority 89/10050/100 · Use CautionOscar + Bristlenose PlecoSEO priority 87/10072/100 · Use CautionOscar + MollySEO priority 85/10032/100 · Not CompatibleOscar + GuppySEO priority 85/10018/100 · Not CompatibleOscar + Corydoras CatfishSEO priority 84/10032/100 · Not CompatibleOscar + PlatySEO priority 84/10032/100 · Not CompatibleOscar + Neon TetraSEO priority 84/10018/100 · Not CompatibleOscar + GoldfishSEO priority 82/1000/100 · Not CompatibleOscar + Zebra DanioSEO priority 81/10032/100 · Not CompatibleOscar + Tiger BarbSEO priority 80/10032/100 · Not CompatibleOscar + Cherry ShrimpSEO priority 80/10018/100 · Not CompatibleOscar + Cardinal TetraSEO priority 78/10018/100 · Not CompatibleOscar + Blue TangSEO priority 75/1000/100 · Not CompatibleOscar + Rainbow SharkSEO priority 73/10066/100 · Use CautionOscar + Zebra LoachSEO priority 72/10068/100 · Use CautionOscar + SwordtailSEO priority 72/10067/100 · Use CautionOscar + Clown PlecoSEO priority 71/10074/100 · Use CautionOscar + Fire EelSEO priority 71/10074/100 · Use CautionOscar + Senegal BichirSEO priority 71/10074/100 · Use CautionOscar + Clown LoachSEO priority 71/10072/100 · Use CautionOscar + Denison BarbSEO priority 71/10072/100 · Use CautionOscar + Silver DollarSEO priority 71/10072/100 · Use CautionOscar + Black Ghost KnifefishSEO priority 70/10078/100 · CompatibleOscar + Clown KnifefishSEO priority 70/10078/100 · CompatibleOscar + Silver ArowanaSEO priority 70/10078/100 · CompatibleOscar + African Butterfly FishSEO priority 68/10032/100 · Not CompatibleOscar + Black Neon TetraSEO priority 68/10032/100 · Not CompatibleOscar + Black Phantom TetraSEO priority 68/10032/100 · Not CompatibleOscar + Black Ruby BarbSEO priority 68/10032/100 · Not CompatibleOscar + Bolivian RamSEO priority 68/10032/100 · Not CompatibleOscar + Bosemans RainbowfishSEO priority 68/10032/100 · Not CompatibleOscar + Cherry BarbSEO priority 68/10032/100 · Not CompatibleOscar + Congo TetraSEO priority 68/10032/100 · Not CompatibleOscar + Diamond TetraSEO priority 68/10032/100 · Not CompatibleOscar + Dwarf Chain LoachSEO priority 68/10032/100 · Not CompatibleOscar + Dwarf GouramiSEO priority 68/10032/100 · Not CompatibleOscar + Electric Yellow CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Frontosa CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Giant DanioSEO priority 68/10032/100 · Not CompatibleOscar + Glass CatfishSEO priority 68/10032/100 · Not CompatibleOscar + Glowlight DanioSEO priority 68/10032/100 · Not CompatibleOscar + Glowlight TetraSEO priority 68/10032/100 · Not CompatibleOscar + Green Terror CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Harlequin RasboraSEO priority 68/10032/100 · Not CompatibleOscar + Hillstream LoachSEO priority 68/10032/100 · Not CompatibleOscar + Honey GouramiSEO priority 68/10032/100 · Not CompatibleOscar + Jewel CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Julii CorySEO priority 68/10032/100 · Not CompatibleOscar + Keyhole CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Kuhli LoachSEO priority 68/10032/100 · Not CompatibleOscar + Lemon TetraSEO priority 68/10032/100 · Not CompatibleOscar + Moonlight GouramiSEO priority 68/10032/100 · Not CompatibleOscar + Mystery SnailSEO priority 68/10032/100 · Not CompatibleOscar + Neon RainbowfishSEO priority 68/10032/100 · Not CompatibleOscar + Nerite SnailSEO priority 68/10032/100 · Not CompatibleOscar + OtocinclusSEO priority 68/10032/100 · Not CompatibleOscar + Panda CorySEO priority 68/10032/100 · Not CompatibleOscar + Pea PufferSEO priority 68/10032/100 · Not CompatibleOscar + Peacock CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Pearl DanioSEO priority 68/10032/100 · Not CompatibleOscar + Peppered CorySEO priority 68/10032/100 · Not CompatibleOscar + Red Eye TetraSEO priority 68/10032/100 · Not CompatibleOscar + Rosy BarbSEO priority 68/10032/100 · Not CompatibleOscar + Serpae TetraSEO priority 68/10032/100 · Not CompatibleOscar + Severum CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Sparkling GouramiSEO priority 68/10032/100 · Not CompatibleOscar + Sterbai CorySEO priority 68/10032/100 · Not CompatibleOscar + Texas CichlidSEO priority 68/10032/100 · Not CompatibleOscar + Threadfin RainbowfishSEO priority 68/10032/100 · Not CompatibleOscar + Three Spot GouramiSEO priority 68/10032/100 · Not CompatibleOscar + Weather LoachSEO priority 68/10032/100 · Not CompatibleOscar + X Ray TetraSEO priority 68/10032/100 · Not CompatibleOscar + Yoyo LoachSEO priority 68/10032/100 · Not CompatibleOscar + Zebra PlecoSEO priority 68/10032/100 · Not CompatibleOscar + Chili RasboraSEO priority 65/10018/100 · Not CompatibleOscar + Ember TetraSEO priority 65/10018/100 · Not CompatibleOscar + Pygmy CorydorasSEO priority 65/10018/100 · Not CompatibleOscar + Coral BeautySEO priority 61/1000/100 · Not CompatibleOscar + Firefish GobySEO priority 61/1000/100 · Not CompatibleOscar + Flame AngelfishSEO priority 61/1000/100 · Not CompatibleOscar + Foxface RabbitfishSEO priority 61/1000/100 · Not CompatibleOscar + KoiSEO priority 61/1000/100 · Not CompatibleOscar + LionfishSEO priority 61/1000/100 · Not CompatibleOscar + Pajama CardinalfishSEO priority 61/1000/100 · Not CompatibleOscar + Percula ClownfishSEO priority 61/1000/100 · Not CompatibleOscar + Royal GrammaSEO priority 61/1000/100 · Not CompatibleOscar + Watchman GobySEO priority 61/1000/100 · Not CompatibleOscar + Yellow TangSEO priority 61/1000/100 · Not Compatible