Rasboras are schooling fish in the family Cyprinidae, which means they’re related to barbs, danios, goldfish and koi. They are peaceful, colorful fish, and most species grow to less than 4 inches, making them ideal for small to mid-size aquariums. They are active and hardy, making them good beginner fish. Most of these dwarf rasboras are brilliantly colored fish max out at 1 inch or less and are perfect inhabitants for desktop and nano aquariums of 3 to 10 gallons.

Rasboras are found throughout south and southeast Asia, including southeast China. They mostly inhabit gently flowing forest streams, but also occur in floodplains during the wet season. They prefer shallow water and abundant aquatic plant growth.