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 97 - 120 of 735 Tank Mates

Harlequin Shark & Betta Macrostoma

Labeo variegatus · Betta macrostoma

Possible with Caution

Harlequin Shark: AggressiveBetta Macrostoma: Semi-Aggressive

Harlequin Shark & Betta Smaragdina

Labeo variegatus · Betta smaragdina

Possible with Caution

Harlequin Shark: AggressiveBetta Smaragdina: Semi-Aggressive

Harlequin Shark & Black Acara

Labeo variegatus · Cichlasoma bimaculatum

Possible with Caution

Harlequin Shark: AggressiveBlack Acara: Semi-Aggressive

Harlequin Shark & Black Belt Cichlid

Labeo variegatus · Vieja maculicauda

Possible with Caution

Harlequin Shark: AggressiveBlack Belt Cichlid: Aggressive

Harlequin Shark & Black Bullhead Catfish

Labeo variegatus · Ameiurus melas

Possible with Caution

Harlequin Shark: AggressiveBlack Bullhead Catfish: Aggressive

Harlequin Shark & Black Corydoras

Labeo variegatus · Corydoras schultzei

Possible with Caution

Harlequin Shark: AggressiveBlack Corydoras: Peaceful

Harlequin Shark & Black Diamond Cichlid

Labeo variegatus · Paratilapia polleni

Possible with Caution

Harlequin Shark: AggressiveBlack Diamond Cichlid: Aggressive

Harlequin Shark & Black Fin Cory

Labeo variegatus · Corydoras leucomelas

Possible with Caution

Harlequin Shark: AggressiveBlack Fin Cory: Peaceful

Harlequin Shark & Black Ghost Knifefish

Labeo variegatus · Apteronotus albifrons

Possible with Caution

Harlequin Shark: AggressiveBlack Ghost Knifefish: Semi-Aggressive

Harlequin Shark & Black Kuhli Loach

Labeo variegatus · Pangio oblonga

Possible with Caution

Harlequin Shark: AggressiveBlack Kuhli Loach: Peaceful

Harlequin Shark & Black Marble Hoplo

Labeo variegatus · Megalechis thoracata

Possible with Caution

Harlequin Shark: AggressiveBlack Marble Hoplo: Mostly Peaceful

Harlequin Shark & Black Neon Tetra

Labeo variegatus · Hyphessobrycon herbertaxelrodi

Possible with Caution

Harlequin Shark: AggressiveBlack Neon Tetra: Peaceful

Harlequin Shark & Black Ocellatus

Labeo variegatus · Lamprologus speciosus

Possible with Caution

Harlequin Shark: AggressiveBlack Ocellatus: Aggressive

Harlequin Shark & Black Pacu

Labeo variegatus · Colossoma macropomum

Possible with Caution

Harlequin Shark: AggressiveBlack Pacu: Mostly Peaceful

Harlequin Shark & Black Phantom Tetra

Labeo variegatus · Hyphessobrycon megalopterus

Possible with Caution

Harlequin Shark: AggressiveBlack Phantom Tetra: Peaceful

Harlequin Shark & Black Ruby Barb

Labeo variegatus · Pethia nigrofasciata

Possible with Caution

Harlequin Shark: AggressiveBlack Ruby Barb: Mostly Peaceful

Harlequin Shark & Black Skirt Tetra

Labeo variegatus · Gymnocorymbus ternetzi

Possible with Caution

Harlequin Shark: AggressiveBlack Skirt Tetra: Mostly Peaceful

Harlequin Shark & Black-Banded Rainbowfish

Labeo variegatus · Melanotaenia nigrans

Possible with Caution

Harlequin Shark: AggressiveBlack-Banded Rainbowfish: Peaceful

Harlequin Shark & Blackline Rasbora

Labeo variegatus · Rasbora borapetensis

Possible with Caution

Harlequin Shark: AggressiveBlackline Rasbora: Peaceful

Harlequin Shark & Bladder Snail (Pest Snail)

Labeo variegatus · Physella acuta

Possible with Caution

Harlequin Shark: AggressiveBladder Snail (Pest Snail): Peaceful

Harlequin Shark & Bleeding Heart Tetra

Labeo variegatus · Hyphessobrycon erythrostigma

Possible with Caution

Harlequin Shark: AggressiveBleeding Heart Tetra: Peaceful

Harlequin Shark & Bleher's Rainbowfish

Labeo variegatus · Chilatherina bleheri

Possible with Caution

Harlequin Shark: AggressiveBleher's Rainbowfish: Peaceful

Harlequin Shark & Blind Cave Tetra

Labeo variegatus · Astyanax mexicanus

Possible with Caution

Harlequin Shark: AggressiveBlind Cave Tetra: Mostly Peaceful

Harlequin Shark & Blood Parrot Cichlid

Labeo variegatus · Hybrid cichlid (Blood Parrot)

Possible with Caution

Harlequin Shark: AggressiveBlood Parrot Cichlid: Semi-Aggressive