Harlequin rasbora

Rasbora heteromorpha

Family : Cyprinidae

FishFreshwatercyprinids

The harlequin rasbora is a small, peaceful, and colorful fish, very popular in community aquariums. It is easy to keep.

Harlequin rasbora — photo 1 sur 1
Juan R. Lascorz · Wikimedia Commons · CC BY-SA 3.01 / 1
Popularity
Community fish
classic in freshwater aquarium
Availability
Common in shops
Shop availability
IUCN Status
LC
Least Concern

Description

Rasbora heteromorpha has a deep, laterally compressed body, pink-orange in color with a characteristic triangular black spot on the flank. It reaches up to 4 cm. It is a schooling fish that swims in groups. It is very hardy and adapts to different conditions. It reproduces by spawning on the underside of leaves.

Habitat

Region :

The harlequin rasbora lives in slow-moving streams and rivers of Southeast Asia, often in acidic blackwater. It frequents vegetated areas with a substrate of dead leaves.

Distribution :

Recommended parameters

Temperature2428 °C
pH67
GH38 °dGH
KH25 °dKH
NO₃
≤ 15 mg/L
PO₄
≤ 0.3 mg/L

Care

Difficulty
1/5
Diet
Omnivore
Min. tank
60 L
Min. group
8
Adult size
4 cm
Lifespan
4 years
Temperament
Peaceful
Propagation
Pond sur la face inférieure des feuilles larges. Les œufs sont adhésifs. Retirer les parents après la ponte.

Care notes

Aquarium of at least 60 L for a school of 8 to 10 individuals. Acidic to neutral water (pH 6.0-7.0), soft (GH 3-8), temperature 24-28°C. A planted setup with shaded areas and moderate lighting is suitable. They are omnivorous: flakes, fine pellets, artemia. They are peaceful fish, compatible with tetras, corydoras, and other small fish. Breeding is possible with broad-leaved plants.

Similar species

Espèces proches, même habitat ou même maintenance

References