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 361 - 384 of 735 Tank Mates

Harlequin Shark & Jack Dempsey

Labeo variegatus · Rocio octofasciata

Possible with Caution

Harlequin Shark: AggressiveJack Dempsey: Aggressive

Harlequin Shark & Jaguar Cichlid

Labeo variegatus · Parachromis managuensis

Possible with Caution

Harlequin Shark: AggressiveJaguar Cichlid: Highly Aggressive

Harlequin Shark & Japanese Ricefish (Medaka)

Labeo variegatus · Oryzias latipes

Possible with Caution

Harlequin Shark: AggressiveJapanese Ricefish (Medaka): Peaceful

Harlequin Shark & Japen Rainbowfish

Labeo variegatus · Melanotaenia japenensis

Possible with Caution

Harlequin Shark: AggressiveJapen Rainbowfish: Peaceful

Harlequin Shark & Julii Corydoras (False Julii)

Labeo variegatus · Corydoras trilineatus

Possible with Caution

Harlequin Shark: AggressiveJulii Corydoras (False Julii): Peaceful

Harlequin Shark & Jurupari Eartheater

Labeo variegatus · Satanoperca jurupari

Possible with Caution

Harlequin Shark: AggressiveJurupari Eartheater: Mostly Peaceful

Harlequin Shark & Kamaka Rainbowfish

Labeo variegatus · Melanotaenia kamaka

Possible with Caution

Harlequin Shark: AggressiveKamaka Rainbowfish: Peaceful

Harlequin Shark & Kenyi Cichlid

Labeo variegatus · Maylandia lombardoi

Harlequin Shark & Keyhole Cichlid

Labeo variegatus · Cleithracara maronii

Possible with Caution

Harlequin Shark: AggressiveKeyhole Cichlid: Peaceful

Harlequin Shark & Kissing Gourami

Labeo variegatus · Helostoma temminckii

Possible with Caution

Harlequin Shark: AggressiveKissing Gourami: Semi-Aggressive

Harlequin Shark & Kiunga Blue Eye

Labeo variegatus · Kiunga ballochi

Possible with Caution

Harlequin Shark: AggressiveKiunga Blue Eye: Peaceful

Harlequin Shark & Knight Goby

Labeo variegatus · Stigmatogobius sadanundio

Possible with Caution

Harlequin Shark: AggressiveKnight Goby: Semi-Aggressive

Harlequin Shark & Koi

Labeo variegatus · Cyprinus rubrofuscus

Possible with Caution

Harlequin Shark: AggressiveKoi: Peaceful

Harlequin Shark & Kribensis

Labeo variegatus · Pelvicachromis pulcher

Possible with Caution

Harlequin Shark: AggressiveKribensis: Semi-Aggressive

Harlequin Shark & Kuhli Loach

Labeo variegatus · Pangio kuhlii

Possible with Caution

Harlequin Shark: AggressiveKuhli Loach: Peaceful

Harlequin Shark & Lacerda Cory C015

Labeo variegatus · Scleromystax lacerdai

Possible with Caution

Harlequin Shark: AggressiveLacerda Cory C015: Peaceful

Harlequin Shark & Lake Eacham Rainbowfish

Labeo variegatus · Melanotaenia eachamensis

Possible with Caution

Harlequin Shark: AggressiveLake Eacham Rainbowfish: Peaceful

Harlequin Shark & Lake Mbuta Rainbowfish

Labeo variegatus · Pelangia mbutaensis

Possible with Caution

Harlequin Shark: AggressiveLake Mbuta Rainbowfish: Peaceful

Harlequin Shark & Lake Tebera Rainbowfish

Labeo variegatus · Melanotaenia herbertaxelrodi

Possible with Caution

Harlequin Shark: AggressiveLake Tebera Rainbowfish: Peaceful

Harlequin Shark & Lake Wanam Rainbowfish

Labeo variegatus · Glossolepis wanamensis

Possible with Caution

Harlequin Shark: AggressiveLake Wanam Rainbowfish: Peaceful

Harlequin Shark & Largemouth Bass

Labeo variegatus · Micropterus salmoides

Possible with Caution

Harlequin Shark: AggressiveLargemouth Bass: Aggressive

Harlequin Shark & Largereye Lampeye Killifish

Labeo variegatus · Micropanchax macrophthalmus

Possible with Caution

Harlequin Shark: AggressiveLargereye Lampeye Killifish: Peaceful

Harlequin Shark & Least Killifish (Heterandria)

Labeo variegatus · Heterandria formosa

Possible with Caution

Harlequin Shark: AggressiveLeast Killifish (Heterandria): Peaceful

Harlequin Shark & Leggett's Rainbowfish

Labeo variegatus · Glossolepis leggetti

Possible with Caution

Harlequin Shark: AggressiveLeggett's Rainbowfish: Peaceful