Odessa barb Tank Mates

Short answer: the best odessa barb tank mates are Dwarf gourami, Bristlenose pleco, Harlequin rasbora, Molly, Neon tetra, Platy. Odessa barbs need 61–77 °F (16–25 °C), pH 6.5–8.5 and at least 30 gallons. Keep them in a group of 6 or more.

Pethia padamya · rated against 71 species · check your own combination

Odessa barb care at a glance

Adult size2.4 in (6 cm)
Minimum tank30 US gallons
Temperature61–77 °F (16–25 °C)
pH6.5–8.5
TemperamentPeaceful
Swims inMiddle
Group sizeGroups of 6+
Care levelEasy

Sources: Seriously Fish · FishBase. Review note: Only Seriously Fish gives a temperature range (16-25 C); matches our independent record. Flagged as single-reference on the page. Last reviewed 2026-11-04.

gallon tank

✅ Compatible tank mates (40)

⚠️ Possible with caution (21)

❌ Not recommended (10)

How many Odessa barbs per tank?

40 gal 55 gal 75 gal — see what else fits with our stocking calculator.

FAQ

What fish can live with Odessa barbs?

Good matches include Dwarf gourami, Bristlenose pleco, Harlequin rasbora, Molly, Neon tetra, Platy. They share a temperature range with Odessa barbs (61–77 °F (16–25 °C)), are a similar temperament, and are not big enough to eat each other or nip fins.

What fish should not live with Odessa barbs?

Avoid Oscar, Pea puffer, German blue ram, Electric yellow cichlid, Discus, Paradise fish.

What size tank do Odessa barbs need?

We recommend at least 30 US gallons for a group of 6 Odessa barbs, more if you add tank mates.

Can Odessa barbs live alone?

No. Odessa barbs are social and should be kept in groups of at least 6.

Note: Compatibility depends on individual temperament, tank size, decor and how fish are introduced. Our verdicts use conservative rules applied to published care data (see methodology). They are guidance, not a guarantee. Quarantine new fish and watch for chasing, torn fins or hiding.