Tambja affinisTambja affinis is a species of sea slug, a dorid nudibranch, a marine gastropod mollusk in the family Polyceridae.DistributionThis species was originally described from a specimen found at Zanzibar, East Africa. It has been reported from various sites in the Indian Ocean, as far east as Ningaloo Reef, western AustraliaDescriptionTambja affinis has bright yellow stripes on a blue background.