
Illustrative images
Pethia nigrofasciata
The Black Ruby Barb, scientifically known as Pethia nigrofasciata, is a popular freshwater fish among aquarium enthusiasts. This striking species is renowned for its vibrant coloration and active behavior, making it an excellent addition to community tanks.
Black Ruby Barbs are native to the freshwater streams and rivers in Southeast Asia, particularly in Myanmar and Thailand. They typically inhabit areas with moderate water flow, dense vegetation, and soft substrate. Their natural environment features varying light conditions, which contribute to their adaptability in the home aquarium.
When setting up a tank for Black Ruby Barbs, consider a minimum tank size of 75 liters, as they thrive in groups. A planted aquarium with plenty of hiding spots, such as rocks and driftwood, is ideal. Use dim lighting to mimic their natural habitat, and include open swimming areas to enable their active behavior.
For optimal health, maintain the water temperature between 22°C to 28°C and a pH level of 6.0 to 7.5. Ensure regular water changes to keep the aquarium clean and free of toxins.
Black Ruby Barbs are generally peaceful fish but can be slightly territorial when kept in smaller groups. They do well with other peaceful community species, such as tetras, danios, and rasboras. However, avoid housing them with larger or aggressive fish, as this can lead to stress and potential aggression.
In terms of diet, Black Ruby Barbs are omnivorous. A balanced diet should consist of high-quality flake foods, pellets, and occasional live or frozen foods like brine shrimp and bloodworms. Feed them small portions 2-3 times a day to ensure they receive the necessary nutrients without overfeeding.
With proper care, Black Ruby Barbs can live for about 5 to 7 years. Maintaining good water quality, a well-balanced diet, and a stress-free environment will contribute to their longevity.
Overall, Black Ruby Barbs are a wonderful choice for community aquariums. Their stunning appearance and lively personality will enhance any aquatic environment, given they are kept with appropriate tank mates and conditions.
Choose a tank of at least 15 US gallons (57 liters) with a dark substrate to enhance the fish's coloration.
Introduce Black Ruby Barbs to the tank gradually to minimize stress and allow them to adjust to the new environment.
Keep the water temperature between 72-79°F (22-26°C) and the pH between 6.0-7.0, with a hardness of 6-10 dGH.
Feed Black Ruby Barbs a varied diet including flake foods, pellets, and occasional live foods like bloodworms.
Keep Black Ruby Barbs with peaceful community fish and avoid long-finned species to prevent fin-nipping.
A minimum tank size of 15 US gallons (57 liters) is recommended for Black Ruby Barbs.
Black Ruby Barbs thrive in water temperatures between 72-79°F (22-26°C) and a pH range of 6.0-7.0.
Black Ruby Barbs typically grow to a maximum size of 2.5 inches (6.4 cm).
It's advisable to keep Black Ruby Barbs in groups with a male-to-female ratio of 1:3.
Black Ruby Barbs have a lifespan of 3-5 years.