Dwarf Rasbora

Boraras maculatus

Dwarf Rasbora (Boraras maculatus) — Easy care, Peaceful, under Rasbora. Minimum tank in the app: 6.6 US gal min; aim for 72–82°F and pH 5.5–7.5. The Dwarf Rasbora is a delightful choice for both novice and experienced aquarists, thanks to its manageable size and peaceful demeanor.

Dwarf Rasbora (Boraras maculatus) in a planted freshwater aquarium
Care levelEasy
TemperamentPeaceful
Min tank size6.6 US gal min
pH range5.5–7.5
Temperature72–82°F
Max size1.0 in (2.5 cm)
Captive lifespan3–6 years
SchoolingYes · 6+ recommended

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Southeast Asia

  • East & Southeast Asia

Regional colours match the stocking calculator’s origin map.

Dwarf Rasbora Tank Setup

Aim for a 25L tank with ample swim space complemented by dense plant coverage and gentle water flow. Use a soft substrate to mimic their natural habitat and consider subdued lighting to promote comfort, allowing the Dwarf Rasboras to feel secure while exploring their environment.

What Do Dwarf Rasboras Eat?

These fish prefer fine particles and small micro foods, exhibiting a moderate feeding pace. Monitor for competition during feeding times; providing a varied diet can enhance their health and color, but be cautious of overfeeding, which can lead to water quality issues.

Dwarf Rasbora Tank Mates

Ideal companions include similarly-sized, peaceful fish that occupy different swim zones, such as small tetras or rasboras. Avoid aggressive or larger species that may intimidate them. Intraspecies, maintain a minimum group size of six to prevent stress and ensure social harmony.

Are Dwarf Rasboras Good for Beginners?

In App-aquatic we file this under easy care. That still means a cycled tank, realistic stocking, and parameters that do not swing every weekend. Aquarists often underestimate the importance of maintaining a proper group size, leading to stress and inactivity. neglecting water quality and compatibility can result in social issues or health problems, so regular maintenance and careful selection of tank mates are crucial.

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