Rasboras are schooling fish in the family Cyprinidae, which means they are related to barbs,
Do Rasboras need to be in schools?
Yes, different Rasboras will typically school together. Although different kinds of Rasboras may restrict schooling to other members of their specific species, most Rasboras will typically school together if kept in the same tank. There is no hard rule when it comes to which types of Rasboras will school together.
Are Harlequin Rasboras schooling fish?
Harlequin Rasboras (Trigonostigma heteromorpha) are one of the most popular schooling fish in the world. ... Thanks to their stunning appearance and hardiness, they're a great fish for aquarists of any skill level.