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 49 - 72 of 735 Tank Mates

Oscar & Apistogramma baenschi (Inca 50)

Astronotus ocellatus · Apistogramma baenschi

Possible with Caution

Oscar: AggressiveApistogramma baenschi (Inca 50): Semi-Aggressive

Oscar & Apistogramma borellii (Umbrella Cichlid)

Astronotus ocellatus · Apistogramma borellii

Possible with Caution

Oscar: AggressiveApistogramma borellii (Umbrella Cichlid): Mostly Peaceful

Oscar & Apistogramma elizabethae

Astronotus ocellatus · Apistogramma elizabethae

Possible with Caution

Oscar: AggressiveApistogramma elizabethae: Semi-Aggressive

Oscar & Apistogramma macmasteri

Astronotus ocellatus · Apistogramma macmasteri

Possible with Caution

Oscar: AggressiveApistogramma macmasteri: Semi-Aggressive

Oscar & Apistogramma panduro

Astronotus ocellatus · Apistogramma panduro

Possible with Caution

Oscar: AggressiveApistogramma panduro: Semi-Aggressive

Oscar & Apistogramma uaupesi

Astronotus ocellatus · Apistogramma uaupesi

Possible with Caution

Oscar: AggressiveApistogramma uaupesi: Semi-Aggressive

Oscar & Apistogramma viejita

Astronotus ocellatus · Apistogramma viejita

Possible with Caution

Oscar: AggressiveApistogramma viejita: Semi-Aggressive

Oscar & Apple Snail

Astronotus ocellatus · Pomacea maculata

Possible with Caution

Oscar: AggressiveApple Snail: Peaceful

Oscar & Arapaima

Astronotus ocellatus · Arapaima gigas

Possible with Caution

Oscar: AggressiveArapaima: Aggressive

Oscar & Arfak Rainbowfish

Astronotus ocellatus · Melanotaenia arfakensis

Possible with Caution

Oscar: AggressiveArfak Rainbowfish: Peaceful

Oscar & Arrowhead Puffer

Astronotus ocellatus · Pao suvattii

Possible with Caution

Oscar: AggressiveArrowhead Puffer: Highly Aggressive

Oscar & Arulius Barb

Astronotus ocellatus · Dawkinsia arulius

Possible with Caution

Oscar: AggressiveArulius Barb: Mostly Peaceful

Oscar & Asher Cory

Astronotus ocellatus · Corydoras tukano

Possible with Caution

Oscar: AggressiveAsher Cory: Peaceful

Oscar & Asian Arowana

Astronotus ocellatus · Scleropages formosus

Possible with Caution

Oscar: AggressiveAsian Arowana: Aggressive

Oscar & Asian Upside Down Catfish

Astronotus ocellatus · Mystus leucophasis

Possible with Caution

Oscar: AggressiveAsian Upside Down Catfish: Aggressive

Oscar & Assassin Snail

Astronotus ocellatus · Anentome helena

Oscar & Auratus Cichlid (Mbuna)

Astronotus ocellatus · Melanochromis auratus

Oscar & Aurora Yellow Mbuna

Astronotus ocellatus · Metriaclima sp. "Aurora Yellow"

Possible with Caution

Oscar: AggressiveAurora Yellow Mbuna: Aggressive

Oscar & Australian Pearl Arowana

Astronotus ocellatus · Scleropages jardinii

Possible with Caution

Oscar: AggressiveAustralian Pearl Arowana: Highly Aggressive

Oscar & Australian Smelt

Astronotus ocellatus · Retropinna semoni

Possible with Caution

Oscar: AggressiveAustralian Smelt: Peaceful

Oscar & Axelrod's Rainbowfish

Astronotus ocellatus · Chilatherina axelrodi

Possible with Caution

Oscar: AggressiveAxelrod's Rainbowfish: Peaceful

Oscar & Azureus Cichlid

Astronotus ocellatus · Copadichromis azureus

Oscar & Badis (Chameleon Fish)

Astronotus ocellatus · Badis badis

Possible with Caution

Oscar: AggressiveBadis (Chameleon Fish): Semi-Aggressive

Oscar & Bahia Red

Astronotus ocellatus · Geophagus sp. Bahia Red

Possible with Caution

Oscar: AggressiveBahia Red: Semi-Aggressive