Harlequin Shark Tank Mates & Compatibility

Harlequin Shark

Labeo variegatus

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TemperamentAggressive (8/10)

Adult Size16 cm

Temperature21–27°C

Water TypeFreshwater Only

Swim ZoneBottom

StockingSolo only

Showing 409 - 432 of 735 Tank Mates

Harlequin Shark & Madagascar Rainbowfish

Labeo variegatus · Bedotia madagascariensis

Possible with Caution

Harlequin Shark: AggressiveMadagascar Rainbowfish: Peaceful

Harlequin Shark & Maingano Mbuna

Labeo variegatus · Pseudotropheus cyaneorhabdos

Harlequin Shark & Maison Reef Peacock

Labeo variegatus · Aulonocara stuartgranti "Maison Reef"

Harlequin Shark & Malawi Eyebiter

Labeo variegatus · Dimidiochromis compressiceps

Harlequin Shark & Malawi Gar

Labeo variegatus · Lichnochromis acuticeps

Harlequin Shark & Malawi Hawk

Labeo variegatus · Aristochromis christyi

Harlequin Shark & Malaya Shrimp

Labeo variegatus · Caridina sp. "Malaya"

Possible with Caution

Harlequin Shark: AggressiveMalaya Shrimp: Peaceful

Harlequin Shark & Malaysian Trumpet Snail (MTS)

Labeo variegatus · Melanoides tuberculata

Possible with Caution

Harlequin Shark: AggressiveMalaysian Trumpet Snail (MTS): Peaceful

Harlequin Shark & Mamberamo Rainbowfish

Labeo variegatus · Melanotaenia mamberamo

Possible with Caution

Harlequin Shark: AggressiveMamberamo Rainbowfish: Peaceful

Harlequin Shark & Marble Goby

Labeo variegatus · Oxyeleotris marmorata

Possible with Caution

Harlequin Shark: AggressiveMarble Goby: Aggressive

Harlequin Shark & Marbled Bichir

Labeo variegatus · Polypterus polli

Possible with Caution

Harlequin Shark: AggressiveMarbled Bichir: Semi-Aggressive

Harlequin Shark & Marbled Hatchetfish

Labeo variegatus · Carnegiella strigata

Possible with Caution

Harlequin Shark: AggressiveMarbled Hatchetfish: Peaceful

Harlequin Shark & Marbled Whiptail

Labeo variegatus · Loricaria simillima

Possible with Caution

Harlequin Shark: AggressiveMarbled Whiptail: Peaceful

Harlequin Shark & Marlier's Julie

Labeo variegatus · Julidochromis marlieri

Harlequin Shark & Masked Julie (Julidochromis)

Labeo variegatus · Julidochromis transcriptus

Harlequin Shark & Mayan Cichlid

Labeo variegatus · Mayaheros urophthalmus

Possible with Caution

Harlequin Shark: AggressiveMayan Cichlid: Aggressive

Harlequin Shark & Mayland's Rainbowfish

Labeo variegatus · Melanotaenia maylandi

Possible with Caution

Harlequin Shark: AggressiveMayland's Rainbowfish: Peaceful

Harlequin Shark & Mbu Puffer

Labeo variegatus · Tetraodon mbu

Possible with Caution

Harlequin Shark: AggressiveMbu Puffer: Aggressive

Harlequin Shark & Melon Barb

Labeo variegatus · Haludaria fasciata

Possible with Caution

Harlequin Shark: AggressiveMelon Barb: Mostly Peaceful

Harlequin Shark & Mexican Dwarf Crayfish (CPO)

Labeo variegatus · Cambarellus patzcuarensis

Possible with Caution

Harlequin Shark: AggressiveMexican Dwarf Crayfish (CPO): Mostly Peaceful

Harlequin Shark & Midas Cichlid

Labeo variegatus · Amphilophus citrinellus

Possible with Caution

Harlequin Shark: AggressiveMidas Cichlid: Highly Aggressive

Harlequin Shark & Midnight Catfish

Labeo variegatus · Auchenipterichthys coracoideus

Possible with Caution

Harlequin Shark: AggressiveMidnight Catfish: Mostly Peaceful

Harlequin Shark & Milomo Hap (Super VC10)

Labeo variegatus · Placidochromis milomo

Harlequin Shark & Misool Rainbowfish

Labeo variegatus · Melanotaenia misoolensis

Possible with Caution

Harlequin Shark: AggressiveMisool Rainbowfish: Peaceful