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 169 - 192 of 735 Tank Mates

Oscar & Channel Catfish

Astronotus ocellatus · Ictalurus punctatus

Possible with Caution

Oscar: AggressiveChannel Catfish: Mostly Peaceful

Oscar & Chao Phraya Giant Catfish (Paroon Shark)

Astronotus ocellatus · Pangasius sanitwongsei

Possible with Caution

Oscar: AggressiveChao Phraya Giant Catfish (Paroon Shark): Aggressive

Oscar & Checker Barb

Astronotus ocellatus · Oliotius oligolepis

Not Recommended

Oscar: AggressiveChecker Barb: Peaceful

Oscar & Checkerboard Cichlid

Astronotus ocellatus · Dicrossus filamentosus

Possible with Caution

Oscar: AggressiveCheckerboard Cichlid: Mostly Peaceful

Oscar & Chequered Rainbowfish

Astronotus ocellatus · Melanotaenia splendida inornata

Possible with Caution

Oscar: AggressiveChequered Rainbowfish: Peaceful

Oscar & Cherry Barb

Astronotus ocellatus · Puntius titteya

Not Recommended

Oscar: AggressiveCherry Barb: Peaceful

Oscar & Cherry Shrimp

Astronotus ocellatus · Neocaridina davidi

Oscar & Cherry Spot Rasbora

Astronotus ocellatus · Rasbora rubrodorsalis

Oscar & Chili Rasbora

Astronotus ocellatus · Boraras brigittae

Oscar & Chinese Algae Eater (CAE)

Astronotus ocellatus · Gyrinocheilus aymonieri

Possible with Caution

Oscar: AggressiveChinese Algae Eater (CAE): Aggressive

Oscar & Chinese Barb (Green Barb)

Astronotus ocellatus · Puntius semifasciolatus

Possible with Caution

Oscar: AggressiveChinese Barb (Green Barb): Peaceful

Oscar & Chipokae Mbuna

Astronotus ocellatus · Melanochromis chipokae

Oscar & Chisumulu Pearl Cichlid

Astronotus ocellatus · Labidochromis chisumulae

Oscar & Chocolate Cichlid

Astronotus ocellatus · Hypselecara temporalis

Possible with Caution

Oscar: AggressiveChocolate Cichlid: Mostly Peaceful

Oscar & Chocolate Gourami

Astronotus ocellatus · Sphaerichthys osphromenoides

Possible with Caution

Oscar: AggressiveChocolate Gourami: Peaceful

Oscar & Chocolate Loricaria (L062)

Astronotus ocellatus · Loricaria cataphracta

Possible with Caution

Oscar: AggressiveChocolate Loricaria (L062): Peaceful

Oscar & Christmas Fulu

Astronotus ocellatus · Xystichromis phytophagus

Possible with Caution

Oscar: AggressiveChristmas Fulu: Semi-Aggressive

Oscar & Chuco Cichlid

Astronotus ocellatus · Chuco godmanni

Possible with Caution

Oscar: AggressiveChuco Cichlid: Aggressive

Oscar & Cigar Shark (Mad Barb)

Astronotus ocellatus · Leptobarbus hoevenii

Possible with Caution

Oscar: AggressiveCigar Shark (Mad Barb): Mostly Peaceful

Oscar & Clown Killifish

Astronotus ocellatus · Epiplatys annulatus

Oscar & Clown Knifefish

Astronotus ocellatus · Chitala ornata

Possible with Caution

Oscar: AggressiveClown Knifefish: Aggressive

Oscar & Clown Loach

Astronotus ocellatus · Chromobotia macracanthus

Possible with Caution

Oscar: AggressiveClown Loach: Peaceful

Oscar & Clown Pleco (L104)

Astronotus ocellatus · Panaqolus maccus

Possible with Caution

Oscar: AggressiveClown Pleco (L104): Mostly Peaceful

Oscar & Cobalt Blue Zebra

Astronotus ocellatus · Metriaclima callainos