Harlequin Rasbora – Rasbora heteromorpha

The Harlequin Rasbora is a charming and colorful freshwater fish known for its striking orange and and hatchet shaped black markings. This species is popular among aquarists for its peaceful nature and schooling behavior, making it a delightful addition to community aquariums.

Description:

Common Name: Harlequin Rasbora

Scientific Name: Rasbora heteromorpha

Family: Cyprinidae

Size: 2-2.5 inches (5-6.5 cm)

Temperament: Peaceful and social, thrives in groups.

Difficulty: Easy

Native Region:

The Harlequin Rasbora is native to the freshwater rivers and streams of Southeast Asia, particularly in Thailand, Malaysia, and Sumatra.

Aquarium Setup:

Tank Size: Minimum of 15 gallons

Temperature: 72-82F (22-28C)

pH: 6.0-7.5

Hardness: Soft to moderately hard water

Substrate: A fine substrate with plenty of plants and open swimming space is ideal for this species.

Additional Tips:

Social Behavior: Harlequin Rasboras are schooling fish and should be kept in groups of at least 6-10 to promote natural behavior and reduce stress.

Compatibility: They are peaceful and can be kept with various community fish, making them suitable tank mates for small, non-aggressive species.

Diet: Provide a varied diet of high-quality flakes, small pellets, and live or frozen foods like brine shrimp and daphnia for optimal health.