African Knifefish & Eastern Rainbowfish
Xenomystus nigri · Melanotaenia splendida
African Knifefish: Semi-AggressiveEastern Rainbowfish: Peaceful
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African Knifefish Tank Mates & Compatibility
African Knifefish
Xenomystus nigri
TemperamentSemi-Aggressive (5/10)
Adult Size30 cm
Temperature23–28°C
Water TypeFreshwater Only
Swim ZoneMid-level, Bottom
StockingSolo or group
Showing 241 - 264 of 735 Tank Mates
Possible with Caution
African Knifefish & Electric Blue Crayfish
Xenomystus nigri · Procambarus alleni
African Knifefish: Semi-AggressiveElectric Blue Crayfish: Aggressive
African Knifefish & Electric Blue Hap
Xenomystus nigri · Sciaenochromis fryeri
African Knifefish: Semi-AggressiveElectric Blue Hap: Aggressive
African Knifefish & Electric Blue Johannii
Xenomystus nigri · Pseudotropheus johannii
African Knifefish: Semi-AggressiveElectric Blue Johannii: Aggressive
African Knifefish & Elongatus Cichlid (Pseudotropheus Elongatus)
Xenomystus nigri · Chindongo elongatus
African Knifefish: Semi-AggressiveElongatus Cichlid (Pseudotropheus Elongatus): Aggressive
African Knifefish & Ember Tetra
Xenomystus nigri · Hyphessobrycon amandae
African Knifefish: Semi-AggressiveEmber Tetra: Peaceful
African Knifefish & Emerald Dwarf Danio
Xenomystus nigri · Danio erythromicron
African Knifefish: Semi-AggressiveEmerald Dwarf Danio: Peaceful
African Knifefish & Emerald Eye Rasbora
Xenomystus nigri · Brevibora dorsiocellata
African Knifefish: Semi-AggressiveEmerald Eye Rasbora: Peaceful
African Knifefish & Emerald Green Cory
Xenomystus nigri · Corydoras splendens
African Knifefish: Semi-AggressiveEmerald Green Cory: Peaceful
African Knifefish & Emperor Snakehead
Xenomystus nigri · Channa marulioides
African Knifefish: Semi-AggressiveEmperor Snakehead: Highly Aggressive
African Knifefish & Emperor Tetra
Xenomystus nigri · Nematobrycon palmeri
African Knifefish: Semi-AggressiveEmperor Tetra: Peaceful
African Knifefish & Empire Gudgeon
Xenomystus nigri · Hypseleotris compressa
African Knifefish: Semi-AggressiveEmpire Gudgeon: Mostly Peaceful
African Knifefish & Endler's Livebearer
Xenomystus nigri · Poecilia wingei
African Knifefish: Semi-AggressiveEndler's Livebearer: Peaceful
African Knifefish & Espei Rasbora (Lambchop Rasbora)
Xenomystus nigri · Trigonostigma espei
African Knifefish: Semi-AggressiveEspei Rasbora (Lambchop Rasbora): Peaceful
African Knifefish & Exquisite Rainbowfish
Xenomystus nigri · Melanotaenia exquisita
African Knifefish: Semi-AggressiveExquisite Rainbowfish: Peaceful
African Knifefish & Fahaka Puffer
Xenomystus nigri · Tetraodon lineatus
African Knifefish: Semi-AggressiveFahaka Puffer: Highly Aggressive
African Knifefish & Fairy Cichlid (Brichardi)
Xenomystus nigri · Neolamprologus brichardi
African Knifefish: Semi-AggressiveFairy Cichlid (Brichardi): Aggressive
African Knifefish & False Glass Catfish
Xenomystus nigri · Kryptopterus macrocephalus
African Knifefish: Semi-AggressiveFalse Glass Catfish: Peaceful
African Knifefish & False Rummy-Nose Tetra
Xenomystus nigri · Petitella georgiae
African Knifefish: Semi-AggressiveFalse Rummy-Nose Tetra: Peaceful
African Knifefish & False Siamese Algae Eater (Stonelapping Minnow)
Xenomystus nigri · Garra cambodgiensis
African Knifefish: Semi-AggressiveFalse Siamese Algae Eater (Stonelapping Minnow): Semi-Aggressive
African Knifefish & Featherfin Cichlid
Xenomystus nigri · Cyathopharynx furcifer
African Knifefish: Semi-AggressiveFeatherfin Cichlid: Semi-Aggressive
African Knifefish & Featherfin Squeaker
Xenomystus nigri · Synodontis eupterus
African Knifefish: Semi-AggressiveFeatherfin Squeaker: Semi-Aggressive
African Knifefish & Festivum
Xenomystus nigri · Mesonauta festivus
African Knifefish: Semi-AggressiveFestivum: Mostly Peaceful
African Knifefish & Fiddler Crab (Brackish)
Xenomystus nigri · Uca sp.
African Knifefish: Semi-AggressiveFiddler Crab (Brackish): Mostly Peaceful