Chili Rasbora

Boraras brigittae

One of the smallest fish in the hobby – a tiny spark of red that is perfect for nano tanks.

A peaceful freshwater fish that grows to 2 cm, lives in the middle of the tank in groups of 8 or more and needs 22–28 °C, pH 5.0–7.0 and an aquarium of at least 20 L.

Care at a glance

Water

Freshwater

Temperature

22–28 °C (72–82 °F)

pH

5.0–7.0

Adult size

2 cm (0.8 in)

Aquarium

20 L or bigger (5 US gal)

Temperament

Peaceful

Group size

8 or more

Swims

Middle

Diet

Omnivore

Wild home

Blackwater swamps of Borneo

Good to know

• Delicate. Sensitive to poor water quality.
• Shy. Stressed without plants, rocks or caves to hide in.

Tank mates

Good company: Amano Shrimp, Bristlenose Pleco, Corydoras, Dwarf Gourami, Ghost Shrimp, Honey Gourami, Kuhli Loach, Marbled Hatchetfish, Neocaridina Shrimp, Otocinclus.

Eaten by: Angelfish, Asian Arowana, Axolotl, Bala Shark, Black Ghost Knifefish, Boesemani Rainbowfish, Cockatoo Dwarf Cichlid, Comet Goldfish, Electric Blue Acara, Fancy Goldfish, Firemouth Cichlid, Flowerhorn and 14 more.

Attacked by: Demasoni Cichlid, Flowerhorn, Jack Dempsey, Pea Puffer.

Eats the newborn fry of: Crystal Red Shrimp, Neocaridina Shrimp.

Its fry are eaten by: Betta, Black Skirt Tetra, Bloodfin Tetra, Cardinal Tetra, Cherry Barb, Clown Loach, Congo Tetra, Corydoras, Discus, Dwarf Gourami, Dwarf Neon Rainbowfish, Fancy Guppy and 19 more.

Colours and breeding

• Classic uncommon

In Aquarius a grown male and female breed in a healthy tank. Their young are born about 0.3 cm long and take after one of the parents.

The care values are the ones Aquarius uses, based on how these animals live. Tank mates follow the game's rules: water type, temperature and pH, who can swallow whom, fin nipping, temperament and territory.