Black Ghost Knifefish Tank Mates & Compatibility

Black Ghost Knifefish

Apteronotus albifrons

View full care guide

TemperamentSemi-Aggressive (6/10)

Adult Size40 cm

Temperature23–28°C

Water TypeFreshwater Only

Swim ZoneBottom, Mid-level

StockingSolo only

Showing 673 - 696 of 735 Tank Mates

Black Ghost Knifefish & Tiger Shovelnose Catfish

Apteronotus albifrons · Pseudoplatystoma tigrinum

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTiger Shovelnose Catfish: Semi-Aggressive

Black Ghost Knifefish & Tiger Shrimp

Apteronotus albifrons · Caridina mariae

Black Ghost Knifefish & Tinfoil Barb

Apteronotus albifrons · Barbonymus schwanenfeldii

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTinfoil Barb: Mostly Peaceful

Black Ghost Knifefish & Tire Track Eel

Apteronotus albifrons · Mastacembelus armatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTire Track Eel: Semi-Aggressive

Black Ghost Knifefish & Trapdoor Snail

Apteronotus albifrons · Cipangopaludina chinensis

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTrapdoor Snail: Peaceful

Black Ghost Knifefish & Trewavas' Cichlid

Apteronotus albifrons · Labeotropheus trewavasae

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTrewavas' Cichlid: Aggressive

Black Ghost Knifefish & Trimac Cichlid

Apteronotus albifrons · Amphilophus trimaculatus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTrimac Cichlid: Highly Aggressive

Black Ghost Knifefish & Tropheus Moorii

Apteronotus albifrons · Tropheus moorii

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTropheus Moorii: Highly Aggressive

Black Ghost Knifefish & Tropical Gar

Apteronotus albifrons · Atractosteus tropicus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTropical Gar: Aggressive

Black Ghost Knifefish & Trout Cichlid (Champsochromis)

Apteronotus albifrons · Champsochromis caeruleus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTrout Cichlid (Champsochromis): Aggressive

Black Ghost Knifefish & True Julii Corydoras

Apteronotus albifrons · Corydoras julii

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTrue Julii Corydoras: Peaceful

Black Ghost Knifefish & Turquoise Rainbowfish

Apteronotus albifrons · Melanotaenia lacustris

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTurquoise Rainbowfish: Peaceful

Black Ghost Knifefish & Twig Catfish

Apteronotus albifrons · Farlowella vittata

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTwig Catfish: Peaceful

Black Ghost Knifefish & Twig Catfish (Farlowella)

Apteronotus albifrons · Farlowella acus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTwig Catfish (Farlowella): Peaceful

Black Ghost Knifefish & Two-spot Apistogramma

Apteronotus albifrons · Apistogramma rupununi

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveTwo-spot Apistogramma: Semi-Aggressive

Black Ghost Knifefish & Uaru

Apteronotus albifrons · Uaru amphiacanthoides

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveUaru: Mostly Peaceful

Black Ghost Knifefish & Upside Down Catfish

Apteronotus albifrons · Synodontis nigriventris

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveUpside Down Catfish: Peaceful

Black Ghost Knifefish & Uruguayan Eartheater

Apteronotus albifrons · Gymnogeophagus australis

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveUruguayan Eartheater: Semi-Aggressive

Black Ghost Knifefish & Vampire Shrimp

Apteronotus albifrons · Atya gabonensis

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveVampire Shrimp: Peaceful

Black Ghost Knifefish & Venustus Cichlid (Giraffe Hap)

Apteronotus albifrons · Nimbochromis venustus

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveVenustus Cichlid (Giraffe Hap): Aggressive

Black Ghost Knifefish & Vestitus Otocinclus

Apteronotus albifrons · Otocinclus vestitus

Black Ghost Knifefish & Vieja fenestrata

Apteronotus albifrons · Vieja fenestrata

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveVieja fenestrata: Aggressive

Black Ghost Knifefish & Violet Goby (Dragon Goby)

Apteronotus albifrons · Gobioides broussonnetii

Black Ghost Knifefish & Waigeo Rainbowfish

Apteronotus albifrons · Melanotaenia catherinae

Possible with Caution

Black Ghost Knifefish: Semi-AggressiveWaigeo Rainbowfish: Peaceful