Harlequin Shark Tank Mates & Compatibility

Harlequin Shark

Labeo variegatus

View full care guide

TemperamentAggressive (8/10)

Adult Size16 cm

Temperature21–27°C

Water TypeFreshwater Only

Swim ZoneBottom

StockingSolo only

Showing 313 - 336 of 735 Tank Mates

Harlequin Shark & Gold Barb

Labeo variegatus · Barbodes semifasciolatus

Possible with Caution

Harlequin Shark: AggressiveGold Barb: Peaceful

Harlequin Shark & Gold Laser Cory

Labeo variegatus · Corydoras sp. 'CW010'

Possible with Caution

Harlequin Shark: AggressiveGold Laser Cory: Peaceful

Harlequin Shark & Gold Nugget Pleco (L018)

Labeo variegatus · Baryancistrus xanthellus

Possible with Caution

Harlequin Shark: AggressiveGold Nugget Pleco (L018): Semi-Aggressive

Harlequin Shark & Gold Spot Pleco (L001 / L022)

Labeo variegatus · Pterygoplichthys joselimaianus

Possible with Caution

Harlequin Shark: AggressiveGold Spot Pleco (L001 / L022): Mostly Peaceful

Harlequin Shark & Gold Tetra

Labeo variegatus · Hemigrammus rodwayi

Possible with Caution

Harlequin Shark: AggressiveGold Tetra: Peaceful

Harlequin Shark & Golden Bristlenose Pleco

Labeo variegatus · Ancistrus sp. L144

Possible with Caution

Harlequin Shark: AggressiveGolden Bristlenose Pleco: Peaceful

Harlequin Shark & Golden Dwarf Barb

Labeo variegatus · Pethia gelius

Possible with Caution

Harlequin Shark: AggressiveGolden Dwarf Barb: Peaceful

Harlequin Shark & Golden Dwarf Cichlid

Labeo variegatus · Nannacara anomala

Possible with Caution

Harlequin Shark: AggressiveGolden Dwarf Cichlid: Mostly Peaceful

Harlequin Shark & Golden Julie

Labeo variegatus · Julidochromis ornatus

Harlequin Shark & Golden Oto

Labeo variegatus · Macrotocinclus affinis

Possible with Caution

Harlequin Shark: AggressiveGolden Oto: Peaceful

Harlequin Shark & Golden Wonder Killifish

Labeo variegatus · Aplocheilus lineatus

Possible with Caution

Harlequin Shark: AggressiveGolden Wonder Killifish: Semi-Aggressive

Harlequin Shark & Goldfish (Comet / Common)

Labeo variegatus · Carassius auratus

Possible with Caution

Harlequin Shark: AggressiveGoldfish (Comet / Common): Peaceful

Harlequin Shark & Goldie River Rainbowfish

Labeo variegatus · Melanotaenia goldiei

Possible with Caution

Harlequin Shark: AggressiveGoldie River Rainbowfish: Peaceful

Harlequin Shark & Grant's Peacock Cichlid

Labeo variegatus · Aulonocara stuartgranti

Harlequin Shark & Green Fire Tetra

Labeo variegatus · Aphyocharax rathbuni

Possible with Caution

Harlequin Shark: AggressiveGreen Fire Tetra: Peaceful

Harlequin Shark & Green Neon Tetra

Labeo variegatus · Paracheirodon simulans

Possible with Caution

Harlequin Shark: AggressiveGreen Neon Tetra: Peaceful

Harlequin Shark & Green Phantom Pleco (L200)

Labeo variegatus · Hemiancistrus subviridis

Possible with Caution

Harlequin Shark: AggressiveGreen Phantom Pleco (L200): Semi-Aggressive

Harlequin Shark & Green Spotted Puffer (Brackish)

Labeo variegatus · Dichotomyctere nigroviridis

Harlequin Shark & Green Sunfish

Labeo variegatus · Lepomis cyanellus

Possible with Caution

Harlequin Shark: AggressiveGreen Sunfish: Highly Aggressive

Harlequin Shark & Green Terror

Labeo variegatus · Andinoacara rivulatus

Possible with Caution

Harlequin Shark: AggressiveGreen Terror: Aggressive

Harlequin Shark & Grime Rainbowfish

Labeo variegatus · Glossolepis dorityi

Possible with Caution

Harlequin Shark: AggressiveGrime Rainbowfish: Peaceful

Harlequin Shark & Guinean Bichir

Labeo variegatus · Polypterus ansorgii

Possible with Caution

Harlequin Shark: AggressiveGuinean Bichir: Semi-Aggressive

Harlequin Shark & Gulper Catfish

Labeo variegatus · Asterophysus batrachus

Possible with Caution

Harlequin Shark: AggressiveGulper Catfish: Semi-Aggressive

Harlequin Shark & Guppy

Labeo variegatus · Poecilia reticulata

Possible with Caution

Harlequin Shark: AggressiveGuppy: Peaceful