All species
Chili rasbora (Boraras brigittae)
Photo: Fantomeno 14 · CC0 via Wikimedia Commons

Chili rasbora

Boraras brigittae · Danionidae

Also known as Mosquito rasbora

Intermediate

A 2 cm red nano fish for soft, planted, gently filtered tanks.

In short: A chili rasbora needs at least 30 L (8 US gal), water at 23–28 °C (73–82 °F) and pH 4.5–7. It is peaceful, best kept in groups of 10 or more, and rated intermediate to keep.

Updated

Minimum tank
30 L (8 US gal)
Temperature
23–28 °C (73–82 °F)
pH
4.5–7
Adult size
2 cm (0.8 in)
Group size
10+

Care requirements

Minimum tank volume
30 L (8 US gal)
Temperature
23–28 °C (73–82 °F)
pH
4.5–7
Hardness
1–8 dGH
Lifespan
2–5 years
Diet
Micropredator — baby brine, cyclops, crushed micro pellets.
Care level
Intermediate

Origin & habitat

Native region
Southwest Borneo
Water type
Freshwater
Biotope
Peat swamp blackwater
Natural conditions
Very soft, strongly acidic, dark, still water.

Behaviour & stocking

Temperament
Peaceful
Minimum group
10 fish
Swims
Mid-water
Good tank mates
Cherry shrimp
Pygmy corydoras
Ember tetra
Nerite snail
Avoid
Betta
Angelfish
Any medium or large fish

Breeding & difficulty

Breeding difficulty
Advanced
Sexing
Males are redder with bolder black markings.
Notes
Continuous egg scatterer in moss; fry need infusoria.
Common ailments
Starvation from oversized food
Ich
Will it fit your tank?

Sign in and AquaLog compares Chili rasbora against every tank you track — volume, water type, temperature and pH — then adds it to your livestock in one tap.

Sign in to check my tanks

Guides and lists that mention the chili rasbora

Similar species