3-4cm Golden Barb. Latin Name: Puntius Sachsi. Water Quality: Will require a water temperature of 22°C - 28°C and a pH of 6.0 - 8.0. Compatability: Many, given their generally peaceful nature of this barb. Would do well in community tanks and Barb themed aquarium setups. However, use caution if you have long finned fish as they may fin nip at these longer finned fish. Diet: As a Omnivorus species a mixed diet including meat based and vegitable matter for optimal nutrition. You can get food with these ingredients such as flake, small pellet, wafer mix and frozen or live food. Barbodes semifasciolatus, the Chinese barb, is a species of cyprinid fish native to the Red River basin in southeast Asia where they occur in fresh waters at depths of 5 metres or less.