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 673 - 696 of 735 Tank Mates

Harlequin Shark & Tiger Shovelnose Catfish

Labeo variegatus · Pseudoplatystoma tigrinum

Possible with Caution

Harlequin Shark: AggressiveTiger Shovelnose Catfish: Semi-Aggressive

Harlequin Shark & Tiger Shrimp

Labeo variegatus · Caridina mariae

Possible with Caution

Harlequin Shark: AggressiveTiger Shrimp: Peaceful

Harlequin Shark & Tinfoil Barb

Labeo variegatus · Barbonymus schwanenfeldii

Possible with Caution

Harlequin Shark: AggressiveTinfoil Barb: Mostly Peaceful

Harlequin Shark & Tire Track Eel

Labeo variegatus · Mastacembelus armatus

Possible with Caution

Harlequin Shark: AggressiveTire Track Eel: Semi-Aggressive

Harlequin Shark & Trapdoor Snail

Labeo variegatus · Cipangopaludina chinensis

Possible with Caution

Harlequin Shark: AggressiveTrapdoor Snail: Peaceful

Harlequin Shark & Trewavas' Cichlid

Labeo variegatus · Labeotropheus trewavasae

Harlequin Shark & Trimac Cichlid

Labeo variegatus · Amphilophus trimaculatus

Possible with Caution

Harlequin Shark: AggressiveTrimac Cichlid: Highly Aggressive

Harlequin Shark & Tropheus Moorii

Labeo variegatus · Tropheus moorii

Harlequin Shark & Tropical Gar

Labeo variegatus · Atractosteus tropicus

Possible with Caution

Harlequin Shark: AggressiveTropical Gar: Aggressive

Harlequin Shark & Trout Cichlid (Champsochromis)

Labeo variegatus · Champsochromis caeruleus

Harlequin Shark & True Julii Corydoras

Labeo variegatus · Corydoras julii

Possible with Caution

Harlequin Shark: AggressiveTrue Julii Corydoras: Peaceful

Harlequin Shark & Turquoise Rainbowfish

Labeo variegatus · Melanotaenia lacustris

Possible with Caution

Harlequin Shark: AggressiveTurquoise Rainbowfish: Peaceful

Harlequin Shark & Twig Catfish

Labeo variegatus · Farlowella vittata

Possible with Caution

Harlequin Shark: AggressiveTwig Catfish: Peaceful

Harlequin Shark & Twig Catfish (Farlowella)

Labeo variegatus · Farlowella acus

Possible with Caution

Harlequin Shark: AggressiveTwig Catfish (Farlowella): Peaceful

Harlequin Shark & Two-spot Apistogramma

Labeo variegatus · Apistogramma rupununi

Possible with Caution

Harlequin Shark: AggressiveTwo-spot Apistogramma: Semi-Aggressive

Harlequin Shark & Uaru

Labeo variegatus · Uaru amphiacanthoides

Possible with Caution

Harlequin Shark: AggressiveUaru: Mostly Peaceful

Harlequin Shark & Upside Down Catfish

Labeo variegatus · Synodontis nigriventris

Possible with Caution

Harlequin Shark: AggressiveUpside Down Catfish: Peaceful

Harlequin Shark & Uruguayan Eartheater

Labeo variegatus · Gymnogeophagus australis

Possible with Caution

Harlequin Shark: AggressiveUruguayan Eartheater: Semi-Aggressive

Harlequin Shark & Vampire Shrimp

Labeo variegatus · Atya gabonensis

Possible with Caution

Harlequin Shark: AggressiveVampire Shrimp: Peaceful

Harlequin Shark & Venustus Cichlid (Giraffe Hap)

Labeo variegatus · Nimbochromis venustus

Harlequin Shark & Vestitus Otocinclus

Labeo variegatus · Otocinclus vestitus

Possible with Caution

Harlequin Shark: AggressiveVestitus Otocinclus: Peaceful

Harlequin Shark & Vieja fenestrata

Labeo variegatus · Vieja fenestrata

Possible with Caution

Harlequin Shark: AggressiveVieja fenestrata: Aggressive

Harlequin Shark & Violet Goby (Dragon Goby)

Labeo variegatus · Gobioides broussonnetii

Harlequin Shark & Waigeo Rainbowfish

Labeo variegatus · Melanotaenia catherinae

Possible with Caution

Harlequin Shark: AggressiveWaigeo Rainbowfish: Peaceful