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 457 - 480 of 735 Tank Mates

Harlequin Shark & Nerite Snail

Labeo variegatus · Neritina natalensis

Possible with Caution

Harlequin Shark: AggressiveNerite Snail: Peaceful

Harlequin Shark & New Guinea Rainbowfish

Labeo variegatus · Melanotaenia affinis

Possible with Caution

Harlequin Shark: AggressiveNew Guinea Rainbowfish: Peaceful

Harlequin Shark & New Guinea Tigerfish

Labeo variegatus · Datnioides campbelli

Possible with Caution

Harlequin Shark: AggressiveNew Guinea Tigerfish: Aggressive

Harlequin Shark & Nile Tilapia

Labeo variegatus · Oreochromis niloticus

Possible with Caution

Harlequin Shark: AggressiveNile Tilapia: Aggressive

Harlequin Shark & Ninja Shrimp

Labeo variegatus · Caridina serratirostris

Possible with Caution

Harlequin Shark: AggressiveNinja Shrimp: Peaceful

Harlequin Shark & Norman's Lampeye Killifish

Labeo variegatus · Poropanchax normani

Possible with Caution

Harlequin Shark: AggressiveNorman's Lampeye Killifish: Peaceful

Harlequin Shark & Northern Mountain Swordtail

Labeo variegatus · Xiphophorus nezahualcoyotl

Possible with Caution

Harlequin Shark: AggressiveNorthern Mountain Swordtail: Mostly Peaceful

Harlequin Shark & Nyererei Victorian Cichlid

Labeo variegatus · Pundamilia nyererei

Possible with Caution

Harlequin Shark: AggressiveNyererei Victorian Cichlid: Aggressive

Harlequin Shark & Ocellatus Gold

Labeo variegatus · Lamprologus ocellatus

Harlequin Shark & Odessa Barb

Labeo variegatus · Pethia padamya

Possible with Caution

Harlequin Shark: AggressiveOdessa Barb: Mostly Peaceful

Harlequin Shark & Ogilby's Rainbowfish

Labeo variegatus · Melanotaenia ogilbyi

Possible with Caution

Harlequin Shark: AggressiveOgilby's Rainbowfish: Peaceful

Harlequin Shark & Olga Cory

Labeo variegatus · Corydoras simulatus

Possible with Caution

Harlequin Shark: AggressiveOlga Cory: Peaceful

Harlequin Shark & Olive Nerite Snail

Labeo variegatus · Neritina reclivata

Possible with Caution

Harlequin Shark: AggressiveOlive Nerite Snail: Peaceful

Harlequin Shark & One-Spot Betta

Labeo variegatus · Betta unimaculata

Possible with Caution

Harlequin Shark: AggressiveOne-Spot Betta: Semi-Aggressive

Harlequin Shark & Orange Chromide

Labeo variegatus · Etroplus maculatus

Possible with Caution

Harlequin Shark: AggressiveOrange Chromide: Mostly Peaceful

Harlequin Shark & Orange Delight Shrimp

Labeo variegatus · Caridina loehae

Possible with Caution

Harlequin Shark: AggressiveOrange Delight Shrimp: Peaceful

Harlequin Shark & Orange Peacock

Labeo variegatus · Aulonocara stuartgranti maleri

Harlequin Shark & Orangespotted Snakehead

Labeo variegatus · Channa aurantimaculata

Possible with Caution

Harlequin Shark: AggressiveOrangespotted Snakehead: Highly Aggressive

Harlequin Shark & Orangespotted Sunfish

Labeo variegatus · Lepomis humilis

Possible with Caution

Harlequin Shark: AggressiveOrangespotted Sunfish: Semi-Aggressive

Harlequin Shark & Ornate Bichir

Labeo variegatus · Polypterus ornatipinnis

Possible with Caution

Harlequin Shark: AggressiveOrnate Bichir: Semi-Aggressive

Harlequin Shark & Ornate Rainbowfish

Labeo variegatus · Rhadinocentrus ornatus

Possible with Caution

Harlequin Shark: AggressiveOrnate Rainbowfish: Peaceful

Harlequin Shark & Oscar

Labeo variegatus · Astronotus ocellatus

Possible with Caution

Harlequin Shark: AggressiveOscar: Aggressive

Harlequin Shark & Otocinclus

Labeo variegatus · Otocinclus vittatus

Possible with Caution

Harlequin Shark: AggressiveOtocinclus: Peaceful

Harlequin Shark & Pacific Blue Eye

Labeo variegatus · Pseudomugil signifer

Possible with Caution

Harlequin Shark: AggressivePacific Blue Eye: Peaceful