Harlequin Rasbora

The Harlequin Rasbora is a small, peaceful freshwater fish that is popular in community aquariums due to its vibrant colors and easy care. Native to Southeast Asia, particularly in regions like Thailand, Malaysia, and Singapore, the Harlequin Rasbora is known for its distinctive black triangular patch on its body and shimmering orange or reddish hues. These fish are schooling species, meaning they thrive in groups of six or more, making them perfect for hobbyists looking to create a lively, dynamic aquarium environment. Their calm nature allows them to coexist peacefully with other small, non-aggressive fish such as tetras, guppies, and Corydoras catfish.

Caring for Harlequin Rasboras is relatively straightforward. They prefer tanks with soft, slightly acidic water and temperatures ranging between 72-82°F (22-28°C). A well-planted aquarium with plenty of hiding spots is ideal for these fish, as it mimics their natural environment and helps reduce stress. They are omnivores and should be fed a varied diet of high-quality flakes, pellets, and occasional live or frozen foods like daphnia or brine shrimp. Regular water changes and proper filtration are important for keeping the water clean and the fish healthy. With the right care, Harlequin Rasboras can live for 5-7 years, providing long-lasting beauty and activity to any freshwater aquarium.