Oscar Tank Mates & Compatibility

Oscar

Astronotus ocellatus

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TemperamentAggressive (7/10)

Adult Size30 cm

Temperature23–27°C

Water TypeFreshwater Only

Swim ZoneMid-level, Bottom

StockingSolo or group

Showing 337 - 360 of 735 Tank Mates

Oscar & Gymnogeophagus meridionalis

Astronotus ocellatus · Gymnogeophagus meridionalis

Possible with Caution

Oscar: AggressiveGymnogeophagus meridionalis: Semi-Aggressive

Oscar & Half Banded Spiny Eel

Astronotus ocellatus · Macrognathus circumcinctus

Possible with Caution

Oscar: AggressiveHalf Banded Spiny Eel: Mostly Peaceful

Oscar & Haplochromis sp. 44 (Thick Skin)

Astronotus ocellatus · Haplochromis sp. 44

Possible with Caution

Oscar: AggressiveHaplochromis sp. 44 (Thick Skin): Aggressive

Oscar & Harlequin Rasbora

Astronotus ocellatus · Trigonostigma heteromorpha

Possible with Caution

Oscar: AggressiveHarlequin Rasbora: Peaceful

Oscar & Harlequin Shark

Astronotus ocellatus · Labeo variegatus

Possible with Caution

Oscar: AggressiveHarlequin Shark: Aggressive

Oscar & Head and Tail Light Tetra

Astronotus ocellatus · Hemigrammus ocellifer

Oscar & Helicopter Catfish

Astronotus ocellatus · Wallagonia leerii

Possible with Caution

Oscar: AggressiveHelicopter Catfish: Highly Aggressive

Oscar & Hi Fin Peppered Cory

Astronotus ocellatus · Scleromystax macropterus

Possible with Caution

Oscar: AggressiveHi Fin Peppered Cory: Peaceful

Oscar & Highlands Rainbowfish

Astronotus ocellatus · Chilatherina campsi

Possible with Caution

Oscar: AggressiveHighlands Rainbowfish: Peaceful

Oscar & Hillstream Loach

Astronotus ocellatus · Beaufortia leveretti

Possible with Caution

Oscar: AggressiveHillstream Loach: Peaceful

Oscar & Honduran Red Point

Astronotus ocellatus · Amatitlania sp. 'Honduran Red Point'

Possible with Caution

Oscar: AggressiveHonduran Red Point: Semi-Aggressive

Oscar & Honey Blue Eye

Astronotus ocellatus · Pseudomugil mellis

Oscar & Honey Gourami

Astronotus ocellatus · Trichogaster chuna

Oscar & Hongsloi Apistogramma

Astronotus ocellatus · Apistogramma hongsloi

Possible with Caution

Oscar: AggressiveHongsloi Apistogramma: Semi-Aggressive

Oscar & Horei Cichlid

Astronotus ocellatus · Ctenochromis horei

Oscar & Horned Nerite Snail

Astronotus ocellatus · Clithon corona

Oscar & Humpbacked Limia

Astronotus ocellatus · Limia nigrofasciata

Possible with Caution

Oscar: AggressiveHumpbacked Limia: Peaceful

Oscar & Hystrix Stingray (Porcupine Ray)

Astronotus ocellatus · Potamotrygon hystrix

Possible with Caution

Oscar: AggressiveHystrix Stingray (Porcupine Ray): Semi-Aggressive

Oscar & Incolicana Corydoras

Astronotus ocellatus · Corydoras incolicana

Possible with Caution

Oscar: AggressiveIncolicana Corydoras: Peaceful

Oscar & Indian Glassfish

Astronotus ocellatus · Parambassis ranga

Possible with Caution

Oscar: AggressiveIndian Glassfish: Peaceful

Oscar & Indonesian Datnoid (Tiger Fish)

Astronotus ocellatus · Datnioides microlepis

Possible with Caution

Oscar: AggressiveIndonesian Datnoid (Tiger Fish): Semi-Aggressive

Oscar & Indonesian Giant Snakehead

Astronotus ocellatus · Channa micropeltes

Possible with Caution

Oscar: AggressiveIndonesian Giant Snakehead: Highly Aggressive

Oscar & Intermedius Cichlid

Astronotus ocellatus · Tramitichromis intermedius

Oscar & Irian Jaya Rainbowfish

Astronotus ocellatus · Melanotaenia irianjaya

Possible with Caution

Oscar: AggressiveIrian Jaya Rainbowfish: Peaceful