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 1 - 24 of 183 Tank Mates

Black Ghost Knifefish & African Butterfly Cichlid

Apteronotus albifrons · Anomalochromis thomasi

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveAfrican Butterfly Cichlid: Mostly Peaceful

Black Ghost Knifefish & African Butterfly Fish

Apteronotus albifrons · Pantodon buchholzi

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveAfrican Butterfly Fish: Semi-Aggressive

Black Ghost Knifefish & African Jewel Cichlid

Apteronotus albifrons · Hemichromis bimaculatus

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveAfrican Jewel Cichlid: Aggressive

Black Ghost Knifefish & African Lungfish

Apteronotus albifrons · Protopterus annectens

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveAfrican Lungfish: Highly Aggressive

Black Ghost Knifefish & Agassiz's Dwarf Cichlid

Apteronotus albifrons · Apistogramma agassizii

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveAgassiz's Dwarf Cichlid: Semi-Aggressive

Black Ghost Knifefish & Amano Shrimp

Apteronotus albifrons · Caridina multidentata

🔴Not Recommended

Black Ghost Knifefish: Semi-AggressiveAmano Shrimp: Peaceful

Black Ghost Knifefish & Amazon Leaf Fish

Apteronotus albifrons · Monocirrhus polyacanthus

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveAmazon Leaf Fish: Peaceful

Black Ghost Knifefish & Amazon Puffer

Apteronotus albifrons · Colomesus asellus

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveAmazon Puffer: Mostly Peaceful

Black Ghost Knifefish & Apple Snail

Apteronotus albifrons · Pomacea maculata

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveApple Snail: Peaceful

Black Ghost Knifefish & Assassin Snail

Apteronotus albifrons · Clea helena

🔴Not Recommended

Black Ghost Knifefish: Semi-AggressiveAssassin Snail: Peaceful

Black Ghost Knifefish & Auratus Cichlid (Mbuna)

Apteronotus albifrons · Melanochromis auratus

🟡Possible with Caution

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

Black Ghost Knifefish & Bala Shark

Apteronotus albifrons · Balantiocheilos melanopterus

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBala Shark: Mostly Peaceful

Black Ghost Knifefish & Bamboo Shrimp

Apteronotus albifrons · Atyopsis moluccensis

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBamboo Shrimp: Peaceful

Black Ghost Knifefish & Banded Archerfish (Brackish)

Apteronotus albifrons · Toxotes jaculatrix

🔴Not Recommended

Black Ghost Knifefish: Semi-AggressiveBanded Archerfish (Brackish): Semi-Aggressive

Black Ghost Knifefish & Beckford's Pencilfish

Apteronotus albifrons · Nannostomus beckfordi

🔴Not Recommended

Black Ghost Knifefish: Semi-AggressiveBeckford's Pencilfish: Peaceful

Black Ghost Knifefish & Bee Shrimp (Crystal Red / Black)

Apteronotus albifrons · Caridina cantonensis

🔴Not Recommended

Black Ghost Knifefish: Semi-AggressiveBee Shrimp (Crystal Red / Black): Peaceful

Black Ghost Knifefish & Betta (Siamese Fighting Fish)

Apteronotus albifrons · Betta splendens

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBetta (Siamese Fighting Fish): Semi-Aggressive

Black Ghost Knifefish & Black Neon Tetra

Apteronotus albifrons · Hyphessobrycon herbertaxelrodi

🔴Not Recommended

Black Ghost Knifefish: Semi-AggressiveBlack Neon Tetra: Peaceful

Black Ghost Knifefish & Black Pacu

Apteronotus albifrons · Colossoma macropomum

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBlack Pacu: Mostly Peaceful

Black Ghost Knifefish & Black Skirt Tetra

Apteronotus albifrons · Gymnocorymbus ternetzi

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBlack Skirt Tetra: Mostly Peaceful

Black Ghost Knifefish & Bladder Snail (Pest Snail)

Apteronotus albifrons · Physella acuta

🔴Not Recommended

Black Ghost Knifefish: Semi-AggressiveBladder Snail (Pest Snail): Peaceful

Black Ghost Knifefish & Bleeding Heart Tetra

Apteronotus albifrons · Hyphessobrycon erythrostigma

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBleeding Heart Tetra: Peaceful

Black Ghost Knifefish & Blind Cave Tetra

Apteronotus albifrons · Astyanax mexicanus

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBlind Cave Tetra: Mostly Peaceful

Black Ghost Knifefish & Blood Parrot Cichlid

Apteronotus albifrons · Hybrid cichlid (Blood Parrot)

🟡Possible with Caution

Black Ghost Knifefish: Semi-AggressiveBlood Parrot Cichlid: Semi-Aggressive