Black Ruby BarbLatin name: Pethia nigrofasciata The Black Ruby Barb is a beautiful and peaceful freshwater fish from Sri Lanka, renowned for its deep ruby-red colouration and velvety black markings. Mature males develop an intense ruby-red head and body during breeding displays, making them one of the most striking barb species available. Active and hardy, they are an excellent addition to planted community aquariums. Care Information Adult Size: 5–6 cm Temperature: 22–27°C pH: 6.0–7.5 Tank Size: Minimum 80 litres Diet: Omnivorous — quality flakes, micro pellets, frozen foods, live foods, and vegetable matter Temperament: Peaceful and active; best kept in groups of 6–8 or more Tank Setup: Well-planted aquarium with open swimming areas, driftwood, subdued lighting, and gentle to moderate water flow Why Choose Black Ruby Barbs? Stunning ruby-red colouration: Mature males develop spectacular deep red tones that intensify with age and during breeding. Peaceful schooling fish: Less boisterous than many other barb species, making them ideal for community aquariums. Perfect for planted tanks: Their colours stand out beautifully against green plants and dark substrates. Hardy and easy to care for: Suitable for both beginner and experienced aquarists. Active and entertaining: Constantly on the move, bringing life and colour to the aquarium. A fantastic choice for aquarists seeking a peaceful, colourful, and active schooling fish that adds vibrant contrast and natural beauty to any tropical freshwater aquarium.