Black Ghost Knifefish Tank Mates & Compatibility

Black Ghost Knifefish

Apteronotus albifrons

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TemperamentSemi-Aggressive (6/10)

Adult Size40 cm

Temperature23–28°C

Water TypeFreshwater Only

Swim ZoneBottom, Mid-level

StockingSolo only

Showing 241 - 264 of 735 Tank Mates

Black Ghost Knifefish & Eastern Rainbowfish

Apteronotus albifrons · Melanotaenia splendida

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveEastern Rainbowfish: Peaceful

Black Ghost Knifefish & Electric Blue Crayfish

Apteronotus albifrons · Procambarus alleni

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveElectric Blue Crayfish: Aggressive

Black Ghost Knifefish & Electric Blue Hap

Apteronotus albifrons · Sciaenochromis fryeri

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveElectric Blue Hap: Aggressive

Black Ghost Knifefish & Electric Blue Johannii

Apteronotus albifrons · Pseudotropheus johannii

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveElectric Blue Johannii: Aggressive

Black Ghost Knifefish & Elongatus Cichlid (Pseudotropheus Elongatus)

Apteronotus albifrons · Chindongo elongatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveElongatus Cichlid (Pseudotropheus Elongatus): Aggressive

Black Ghost Knifefish & Ember Tetra

Apteronotus albifrons · Hyphessobrycon amandae

Black Ghost Knifefish & Emerald Dwarf Danio

Apteronotus albifrons · Danio erythromicron

Black Ghost Knifefish & Emerald Eye Rasbora

Apteronotus albifrons · Brevibora dorsiocellata

Black Ghost Knifefish & Emerald Green Cory

Apteronotus albifrons · Corydoras splendens

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveEmerald Green Cory: Peaceful

Black Ghost Knifefish & Emperor Snakehead

Apteronotus albifrons · Channa marulioides

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveEmperor Snakehead: Highly Aggressive

Black Ghost Knifefish & Emperor Tetra

Apteronotus albifrons · Nematobrycon palmeri

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveEmperor Tetra: Peaceful

Black Ghost Knifefish & Empire Gudgeon

Apteronotus albifrons · Hypseleotris compressa

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveEmpire Gudgeon: Mostly Peaceful

Black Ghost Knifefish & Endler's Livebearer

Apteronotus albifrons · Poecilia wingei

Black Ghost Knifefish & Espei Rasbora (Lambchop Rasbora)

Apteronotus albifrons · Trigonostigma espei

Black Ghost Knifefish & Exquisite Rainbowfish

Apteronotus albifrons · Melanotaenia exquisita

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveExquisite Rainbowfish: Peaceful

Black Ghost Knifefish & Fahaka Puffer

Apteronotus albifrons · Tetraodon lineatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFahaka Puffer: Highly Aggressive

Black Ghost Knifefish & Fairy Cichlid (Brichardi)

Apteronotus albifrons · Neolamprologus brichardi

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFairy Cichlid (Brichardi): Aggressive

Black Ghost Knifefish & False Glass Catfish

Apteronotus albifrons · Kryptopterus macrocephalus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFalse Glass Catfish: Peaceful

Black Ghost Knifefish & False Rummy-Nose Tetra

Apteronotus albifrons · Petitella georgiae

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFalse Rummy-Nose Tetra: Peaceful

Black Ghost Knifefish & False Siamese Algae Eater (Stonelapping Minnow)

Apteronotus albifrons · Garra cambodgiensis

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFalse Siamese Algae Eater (Stonelapping Minnow): Semi-Aggressive

Black Ghost Knifefish & Featherfin Cichlid

Apteronotus albifrons · Cyathopharynx furcifer

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFeatherfin Cichlid: Semi-Aggressive

Black Ghost Knifefish & Featherfin Squeaker

Apteronotus albifrons · Synodontis eupterus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFeatherfin Squeaker: Semi-Aggressive

Black Ghost Knifefish & Festivum

Apteronotus albifrons · Mesonauta festivus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveFestivum: Mostly Peaceful

Black Ghost Knifefish & Fiddler Crab (Brackish)

Apteronotus albifrons · Uca sp.