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TankMinded

Can Dwarf Gourami Live With Molly?

By Alex WalshLast reviewed Apr 18, 2026
It depends

Maybe, with caveats -- dwarf gouramis and mollies share water ranges, but dwarf gouramis are shy while mollies are active and may cause stress.

Why

Minimum shared tank
20 gallons
Shared temperature range
72-82°F

What could go wrong

Mollies may outcompete dwarf gouramis for food at the surface, leaving gouramis stressed and underfed.

Gear for a shared tank

Sized for the 20 gallon minimum this pairing needs. Affiliate links — we earn a small commission if you buy through them.

AquaClear 30 Power Filter

Oversized filtration is what lets you stock two species together without water quality crashing. Rated for a tank slightly larger than the 20 gallon minimum.

Eheim Jager 150W Thermostat Heater

Holds a steady temperature inside the 72-82°F window both species need.

API Freshwater Master Test Kit

Keep ammonia, nitrite, and nitrate in check. Two-species tanks have more bioload and less margin for error than single-species setups.

Better pairings to consider

Dwarf gouramis do well with peaceful tetras or corydoras; mollies do well with platies or swordtails.

Related compatibility questions

Keep reading

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