The Rainbow Shiner (Notropsis chrosomus) is a small cyprinid species that is native to the Southeasten United States. It is known for its incredible multi-coloration (particularly in males) during breeding season. It can be kept in a room temperature or subtropical aquarium and it is great for planted aquariums. The Rainbow Shiner typically occupies the top and middle level of the water column, although it can often be seen swimming and feeding in the middle and bottom levels as well. It is safe with other peaceful, small fish and is neither bashful nor brash. Due to its extra small size and peaceful…