African Knifefish Tank Mates & Compatibility

African Knifefish

Xenomystus nigri

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TemperamentSemi-Aggressive (5/10)

Adult Size30 cm

Temperature23–28°C

Water TypeFreshwater Only

Swim ZoneMid-level, Bottom

StockingSolo or group

Showing 193 - 216 of 735 Tank Mates

African Knifefish & Colombian Shark Catfish (Brackish)

Xenomystus nigri · Ariopsis seemanni

African Knifefish & Colombian Tetra

Xenomystus nigri · Hyphessobrycon columbianus

Possible with Caution

African Knifefish: Semi-AggressiveColombian Tetra: Mostly Peaceful

African Knifefish & Common Pleco

Xenomystus nigri · Hypostomus plecostomus

African Knifefish & Common Pleco (Amazon Sailfin)

Xenomystus nigri · Pterygoplichthys pardalis

African Knifefish & Common Synodontis (False Upside Down Catfish)

Xenomystus nigri · Synodontis nigrita

Possible with Caution

African Knifefish: Semi-AggressiveCommon Synodontis (False Upside Down Catfish): Mostly Peaceful

African Knifefish & Common Whiptail Catfish

Xenomystus nigri · Rineloricaria eigenmanni

Possible with Caution

African Knifefish: Semi-AggressiveCommon Whiptail Catfish: Peaceful

African Knifefish & Congo Bichir

Xenomystus nigri · Polypterus endlicheri congicus

Possible with Caution

African Knifefish: Semi-AggressiveCongo Bichir: Aggressive

African Knifefish & Congo Puffer (Potato Puffer)

Xenomystus nigri · Tetraodon miurus

Possible with Caution

African Knifefish: Semi-AggressiveCongo Puffer (Potato Puffer): Highly Aggressive

African Knifefish & Congo Tetra

Xenomystus nigri · Phenacogrammus interruptus

Possible with Caution

African Knifefish: Semi-AggressiveCongo Tetra: Peaceful

African Knifefish & Contradens Pleco (Snowball Variant)

Xenomystus nigri · Hypancistrus contradens

Possible with Caution

African Knifefish: Semi-AggressiveContradens Pleco (Snowball Variant): Mostly Peaceful

African Knifefish & Convict Cichlid

Xenomystus nigri · Amatitlania nigrofasciata

Possible with Caution

African Knifefish: Semi-AggressiveConvict Cichlid: Aggressive

African Knifefish & Copper Harlequin Rasbora

Xenomystus nigri · Trigonostigma hengeli

African Knifefish & Corona Rainbowfish

Xenomystus nigri · Melanotaenia corona

Possible with Caution

African Knifefish: Semi-AggressiveCorona Rainbowfish: Peaceful

African Knifefish & Crimsonspotted Rainbowfish

Xenomystus nigri · Melanotaenia duboulayi

Possible with Caution

African Knifefish: Semi-AggressiveCrimsonspotted Rainbowfish: Peaceful

African Knifefish & Crying Whiptail

Xenomystus nigri · Loricaria sp. "Rio Atabapo"

Possible with Caution

African Knifefish: Semi-AggressiveCrying Whiptail: Peaceful

African Knifefish & Cuban Cichlid

Xenomystus nigri · Nandopsis tetracanthus

Possible with Caution

African Knifefish: Semi-AggressiveCuban Cichlid: Aggressive

African Knifefish & Cuban Gar

Xenomystus nigri · Atractosteus tristoechus

Possible with Caution

African Knifefish: Semi-AggressiveCuban Gar: Semi-Aggressive

African Knifefish & Cuckoo Catfish

Xenomystus nigri · Synodontis multipunctatus

Possible with Caution

African Knifefish: Semi-AggressiveCuckoo Catfish: Semi-Aggressive

African Knifefish & Cupid Cichlid

Xenomystus nigri · Biotodoma cupido

Possible with Caution

African Knifefish: Semi-AggressiveCupid Cichlid: Mostly Peaceful

African Knifefish & Cutteri Cichlid

Xenomystus nigri · Amatitlania cutteri

Possible with Caution

African Knifefish: Semi-AggressiveCutteri Cichlid: Aggressive

African Knifefish & Cyprichromis Leptosoma

Xenomystus nigri · Cyprichromis leptosoma

African Knifefish & Dainty Cory (Salt and Pepper Cory)

Xenomystus nigri · Corydoras habrosus

African Knifefish & Debauwi Catfish (Three-Striped Glass Catfish)

Xenomystus nigri · Pareutropius buffei

Possible with Caution

African Knifefish: Semi-AggressiveDebauwi Catfish (Three-Striped Glass Catfish): Peaceful

African Knifefish & Deep Water Hap (Placidochromis electra)

Xenomystus nigri · Placidochromis electra