What is "dottyback"

The dottybacks are a family, Pseudochromidae, of fishes in the order Perciformes. Around 100 species belong to this family.

They are found in the tropical and subtropical Indo-Pacific, where they inhabit coral reefs. They are brightly coloured fish, often showing striking sexual dimorphism. They are generally small, mostly less than in length, and some less than . They are distinguished from other families by the presence of three or less spines in the dorsal fin and an incomplete lateral line organ.