Gramma brasiliensis
Encyclopedia
Gramma brasiliensis is a Basslet
Basslet
The basslets are a small family, Grammatidae, of fishes in the order Perciformes. The twelve members are all small fish of the western Atlantic, typically no more than 10 cm in length. Several species are colorful and popular for marine aquaria...

 from the Southwest Atlantic Ocean. It occasionally makes its way into the aquarium trade. It grows to a size of 6.6cm in length.
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