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 217 - 240 of 735 Tank Mates

Black Ghost Knifefish & Delhezi Bichir (Armored Bichir)

Apteronotus albifrons · Polypterus delhezi

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDelhezi Bichir (Armored Bichir): Semi-Aggressive

Black Ghost Knifefish & Delicate Blue-Eye

Apteronotus albifrons · Pseudomugil tenellus

Black Ghost Knifefish & Demasoni Cichlid (Mbuna)

Apteronotus albifrons · Chindongo demasoni

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDemasoni Cichlid (Mbuna): Highly Aggressive

Black Ghost Knifefish & Denison Barb (Roseline Shark)

Apteronotus albifrons · Sahyadria denisonii

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDenison Barb (Roseline Shark): Mostly Peaceful

Black Ghost Knifefish & Diamond Tetra

Apteronotus albifrons · Moenkhausia pittieri

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDiamond Tetra: Peaceful

Black Ghost Knifefish & Dickfeld's Julie

Apteronotus albifrons · Julidochromis dickfeldi

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDickfeld's Julie: Semi-Aggressive

Black Ghost Knifefish & Discus

Apteronotus albifrons · Symphysodon aequifasciatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDiscus: Mostly Peaceful

Black Ghost Knifefish & Dojo Loach (Weather Loach)

Apteronotus albifrons · Misgurnus anguillicaudatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDojo Loach (Weather Loach): Peaceful

Black Ghost Knifefish & Domino Synodontis

Apteronotus albifrons · Synodontis notatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDomino Synodontis: Semi-Aggressive

Black Ghost Knifefish & Dourada

Apteronotus albifrons · Brachyplatystoma rousseauxii

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDourada: Semi-Aggressive

Black Ghost Knifefish & Duboisi Cichlid (Tropheus)

Apteronotus albifrons · Tropheus duboisi

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDuboisi Cichlid (Tropheus): Aggressive

Black Ghost Knifefish & Duplicareus Corydoras

Apteronotus albifrons · Corydoras duplicareus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDuplicareus Corydoras: Peaceful

Black Ghost Knifefish & Dusky Millions Fish

Apteronotus albifrons · Phalloceros caudimaculatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDusky Millions Fish: Peaceful

Black Ghost Knifefish & Dwarf Chain Loach

Apteronotus albifrons · Ambastaia sidthimunki

Black Ghost Knifefish & Dwarf Cory (Tailspot Cory)

Apteronotus albifrons · Corydoras hastatus

Black Ghost Knifefish & Dwarf Flag Cichlid

Apteronotus albifrons · Laetacara curviceps

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDwarf Flag Cichlid: Mostly Peaceful

Black Ghost Knifefish & Dwarf Gourami

Apteronotus albifrons · Trichogaster lalius

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDwarf Gourami: Semi-Aggressive

Black Ghost Knifefish & Dwarf Green Pike Cichlid

Apteronotus albifrons · Crenicichla compressiceps

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDwarf Green Pike Cichlid: Aggressive

Black Ghost Knifefish & Dwarf Molly

Apteronotus albifrons · Poecilia chica

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDwarf Molly: Mostly Peaceful

Black Ghost Knifefish & Dwarf Neon Rainbowfish (Praecox)

Apteronotus albifrons · Melanotaenia praecox

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDwarf Neon Rainbowfish (Praecox): Peaceful

Black Ghost Knifefish & Dwarf Pea Puffer

Apteronotus albifrons · Carinotetraodon travancoricus

Black Ghost Knifefish & Dwarf Pencilfish

Apteronotus albifrons · Nannostomus marginatus

Black Ghost Knifefish & Dwarf Petricola

Apteronotus albifrons · Synodontis lucipinnis

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveDwarf Petricola: Peaceful

Black Ghost Knifefish & Dwarf Rasbora

Apteronotus albifrons · Boraras maculatus