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 313 - 336 of 735 Tank Mates

Oscar & Gold Barb

Astronotus ocellatus · Barbodes semifasciolatus

Possible with Caution

Oscar: AggressiveGold Barb: Peaceful

Oscar & Gold Laser Cory

Astronotus ocellatus · Corydoras sp. 'CW010'

Possible with Caution

Oscar: AggressiveGold Laser Cory: Peaceful

Oscar & Gold Nugget Pleco (L018)

Astronotus ocellatus · Baryancistrus xanthellus

Possible with Caution

Oscar: AggressiveGold Nugget Pleco (L018): Semi-Aggressive

Oscar & Gold Spot Pleco (L001 / L022)

Astronotus ocellatus · Pterygoplichthys joselimaianus

Possible with Caution

Oscar: AggressiveGold Spot Pleco (L001 / L022): Mostly Peaceful

Oscar & Gold Tetra

Astronotus ocellatus · Hemigrammus rodwayi

Not Recommended

Oscar: AggressiveGold Tetra: Peaceful

Oscar & Golden Bristlenose Pleco

Astronotus ocellatus · Ancistrus sp. L144

Possible with Caution

Oscar: AggressiveGolden Bristlenose Pleco: Peaceful

Oscar & Golden Dwarf Barb

Astronotus ocellatus · Pethia gelius

Oscar & Golden Dwarf Cichlid

Astronotus ocellatus · Nannacara anomala

Possible with Caution

Oscar: AggressiveGolden Dwarf Cichlid: Mostly Peaceful

Oscar & Golden Julie

Astronotus ocellatus · Julidochromis ornatus

Oscar & Golden Oto

Astronotus ocellatus · Macrotocinclus affinis

Not Recommended

Oscar: AggressiveGolden Oto: Peaceful

Oscar & Golden Wonder Killifish

Astronotus ocellatus · Aplocheilus lineatus

Possible with Caution

Oscar: AggressiveGolden Wonder Killifish: Semi-Aggressive

Oscar & Goldfish (Comet / Common)

Astronotus ocellatus · Carassius auratus

Possible with Caution

Oscar: AggressiveGoldfish (Comet / Common): Peaceful

Oscar & Goldie River Rainbowfish

Astronotus ocellatus · Melanotaenia goldiei

Possible with Caution

Oscar: AggressiveGoldie River Rainbowfish: Peaceful

Oscar & Grant's Peacock Cichlid

Astronotus ocellatus · Aulonocara stuartgranti

Oscar & Green Fire Tetra

Astronotus ocellatus · Aphyocharax rathbuni

Oscar & Green Neon Tetra

Astronotus ocellatus · Paracheirodon simulans

Oscar & Green Phantom Pleco (L200)

Astronotus ocellatus · Hemiancistrus subviridis

Possible with Caution

Oscar: AggressiveGreen Phantom Pleco (L200): Semi-Aggressive

Oscar & Green Spotted Puffer (Brackish)

Astronotus ocellatus · Dichotomyctere nigroviridis

Oscar & Green Sunfish

Astronotus ocellatus · Lepomis cyanellus

Possible with Caution

Oscar: AggressiveGreen Sunfish: Highly Aggressive

Oscar & Green Terror

Astronotus ocellatus · Andinoacara rivulatus

Possible with Caution

Oscar: AggressiveGreen Terror: Aggressive

Oscar & Grime Rainbowfish

Astronotus ocellatus · Glossolepis dorityi

Possible with Caution

Oscar: AggressiveGrime Rainbowfish: Peaceful

Oscar & Guinean Bichir

Astronotus ocellatus · Polypterus ansorgii

Possible with Caution

Oscar: AggressiveGuinean Bichir: Semi-Aggressive

Oscar & Gulper Catfish

Astronotus ocellatus · Asterophysus batrachus

Possible with Caution

Oscar: AggressiveGulper Catfish: Semi-Aggressive

Oscar & Guppy

Astronotus ocellatus · Poecilia reticulata

Possible with Caution

Oscar: AggressiveGuppy: Peaceful