African Knifefish Tank Mates & Compatibility

African Knifefish

Xenomystus nigri

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TemperamentSemi-Aggressive (5/10)

Adult Size30 cm

Temperature23–28°C

Water TypeFreshwater Only

Swim ZoneMid-level, Bottom

StockingSolo or group

Showing 97 - 120 of 735 Tank Mates

African Knifefish & Betta Smaragdina

Xenomystus nigri · Betta smaragdina

Possible with Caution

African Knifefish: Semi-AggressiveBetta Smaragdina: Semi-Aggressive

African Knifefish & Black Acara

Xenomystus nigri · Cichlasoma bimaculatum

Possible with Caution

African Knifefish: Semi-AggressiveBlack Acara: Semi-Aggressive

African Knifefish & Black Belt Cichlid

Xenomystus nigri · Vieja maculicauda

Possible with Caution

African Knifefish: Semi-AggressiveBlack Belt Cichlid: Aggressive

African Knifefish & Black Bullhead Catfish

Xenomystus nigri · Ameiurus melas

Possible with Caution

African Knifefish: Semi-AggressiveBlack Bullhead Catfish: Aggressive

African Knifefish & Black Corydoras

Xenomystus nigri · Corydoras schultzei

Possible with Caution

African Knifefish: Semi-AggressiveBlack Corydoras: Peaceful

African Knifefish & Black Diamond Cichlid

Xenomystus nigri · Paratilapia polleni

Possible with Caution

African Knifefish: Semi-AggressiveBlack Diamond Cichlid: Aggressive

African Knifefish & Black Fin Cory

Xenomystus nigri · Corydoras leucomelas

Possible with Caution

African Knifefish: Semi-AggressiveBlack Fin Cory: Peaceful

African Knifefish & Black Ghost Knifefish

Xenomystus nigri · Apteronotus albifrons

Possible with Caution

African Knifefish: Semi-AggressiveBlack Ghost Knifefish: Semi-Aggressive

African Knifefish & Black Kuhli Loach

Xenomystus nigri · Pangio oblonga

Possible with Caution

African Knifefish: Semi-AggressiveBlack Kuhli Loach: Peaceful

African Knifefish & Black Marble Hoplo

Xenomystus nigri · Megalechis thoracata

Possible with Caution

African Knifefish: Semi-AggressiveBlack Marble Hoplo: Mostly Peaceful

African Knifefish & Black Neon Tetra

Xenomystus nigri · Hyphessobrycon herbertaxelrodi

African Knifefish & Black Ocellatus

Xenomystus nigri · Lamprologus speciosus

African Knifefish & Black Pacu

Xenomystus nigri · Colossoma macropomum

Possible with Caution

African Knifefish: Semi-AggressiveBlack Pacu: Mostly Peaceful

African Knifefish & Black Phantom Tetra

Xenomystus nigri · Hyphessobrycon megalopterus

African Knifefish & Black Ruby Barb

Xenomystus nigri · Pethia nigrofasciata

Possible with Caution

African Knifefish: Semi-AggressiveBlack Ruby Barb: Mostly Peaceful

African Knifefish & Black Skirt Tetra

Xenomystus nigri · Gymnocorymbus ternetzi

Possible with Caution

African Knifefish: Semi-AggressiveBlack Skirt Tetra: Mostly Peaceful

African Knifefish & Black-Banded Rainbowfish

Xenomystus nigri · Melanotaenia nigrans

Possible with Caution

African Knifefish: Semi-AggressiveBlack-Banded Rainbowfish: Peaceful

African Knifefish & Blackline Rasbora

Xenomystus nigri · Rasbora borapetensis

Possible with Caution

African Knifefish: Semi-AggressiveBlackline Rasbora: Peaceful

African Knifefish & Bladder Snail (Pest Snail)

Xenomystus nigri · Physella acuta

African Knifefish & Bleeding Heart Tetra

Xenomystus nigri · Hyphessobrycon erythrostigma

Possible with Caution

African Knifefish: Semi-AggressiveBleeding Heart Tetra: Peaceful

African Knifefish & Bleher's Rainbowfish

Xenomystus nigri · Chilatherina bleheri

Possible with Caution

African Knifefish: Semi-AggressiveBleher's Rainbowfish: Peaceful

African Knifefish & Blind Cave Tetra

Xenomystus nigri · Astyanax mexicanus

Possible with Caution

African Knifefish: Semi-AggressiveBlind Cave Tetra: Mostly Peaceful

African Knifefish & Blood Parrot Cichlid

Xenomystus nigri · Hybrid cichlid (Blood Parrot)

Possible with Caution

African Knifefish: Semi-AggressiveBlood Parrot Cichlid: Semi-Aggressive

African Knifefish & Bloodfin Tetra

Xenomystus nigri · Aphyocharax anisitsi

Possible with Caution

African Knifefish: Semi-AggressiveBloodfin Tetra: Peaceful