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 265 - 288 of 735 Tank Mates

Harlequin Shark & Fiddler Crab (Brackish)

Labeo variegatus · Uca sp.

Harlequin Shark & Figure 8 Puffer (Brackish)

Labeo variegatus · Dichotomyctere ocellatus

Harlequin Shark & Filament Barb

Labeo variegatus · Dawkinsia filamentosa

Possible with Caution

Harlequin Shark: AggressiveFilament Barb: Mostly Peaceful

Harlequin Shark & Finger Fish

Labeo variegatus · Monodactylus argenteus

Harlequin Shark & Fire Eel

Labeo variegatus · Mastacembelus erythrotaenia

Possible with Caution

Harlequin Shark: AggressiveFire Eel: Mostly Peaceful

Harlequin Shark & Fire Tetra

Labeo variegatus · Hyphessobrycon flammeus

Possible with Caution

Harlequin Shark: AggressiveFire Tetra: Peaceful

Harlequin Shark & Firemouth Cichlid

Labeo variegatus · Thorichthys meeki

Possible with Caution

Harlequin Shark: AggressiveFiremouth Cichlid: Semi-Aggressive

Harlequin Shark & Five Banded Barb

Labeo variegatus · Desmopuntius pentazona

Possible with Caution

Harlequin Shark: AggressiveFive Banded Barb: Peaceful

Harlequin Shark & Flag Tetra

Labeo variegatus · Hyphessobrycon heterorhabdus

Possible with Caution

Harlequin Shark: AggressiveFlag Tetra: Peaceful

Harlequin Shark & Flagtail Cory (Mrs Schwartz's Cory)

Labeo variegatus · Corydoras robineae

Possible with Caution

Harlequin Shark: AggressiveFlagtail Cory (Mrs Schwartz's Cory): Peaceful

Harlequin Shark & Flagtail Prochilodus

Labeo variegatus · Semaprochilodus insignis

Possible with Caution

Harlequin Shark: AggressiveFlagtail Prochilodus: Semi-Aggressive

Harlequin Shark & Flash Pleco (L204)

Labeo variegatus · Panaqolus albomaculatus

Possible with Caution

Harlequin Shark: AggressiveFlash Pleco (L204): Mostly Peaceful

Harlequin Shark & Flavus Cichlid (Pseudotropheus Flavus)

Labeo variegatus · Chindongo flavus

Harlequin Shark & Florida Flagfish

Labeo variegatus · Jordanella floridae

Possible with Caution

Harlequin Shark: AggressiveFlorida Flagfish: Semi-Aggressive

Harlequin Shark & Florida Gar

Labeo variegatus · Lepisosteus platyrhincus

Possible with Caution

Harlequin Shark: AggressiveFlorida Gar: Aggressive

Harlequin Shark & Flower Stingray

Labeo variegatus · Potamotrygon schroederi

Possible with Caution

Harlequin Shark: AggressiveFlower Stingray: Semi-Aggressive

Harlequin Shark & Flowerhorn Cichlid

Labeo variegatus · Hybrid cichlid (Amphilophus cross)

Possible with Caution

Harlequin Shark: AggressiveFlowerhorn Cichlid: Highly Aggressive

Harlequin Shark & Fly River Rainbowfish

Labeo variegatus · Melanotaenia sexlineata

Possible with Caution

Harlequin Shark: AggressiveFly River Rainbowfish: Peaceful

Harlequin Shark & Flying Fox

Labeo variegatus · Epalzeorhynchos kalopterus

Possible with Caution

Harlequin Shark: AggressiveFlying Fox: Aggressive

Harlequin Shark & Flyspeck Hardyhead

Labeo variegatus · Craterocephalus stercusmuscarum

Possible with Caution

Harlequin Shark: AggressiveFlyspeck Hardyhead: Peaceful

Harlequin Shark & Forktail Blue-eye

Labeo variegatus · Pseudomugil furcatus

Possible with Caution

Harlequin Shark: AggressiveForktail Blue-eye: Peaceful

Harlequin Shark & Fort Maguire Peacock

Labeo variegatus · Aulonocara hansbaenschi

Harlequin Shark & Fosso Cichlid (Fossorochromis rostratus)

Labeo variegatus · Fossorochromis rostratus

Harlequin Shark & Freshwater Angelfish

Labeo variegatus · Pterophyllum scalare

Possible with Caution

Harlequin Shark: AggressiveFreshwater Angelfish: Semi-Aggressive