{{Short description|Species of gastropod}} {{Speciesbox | image = Tambja affinis.jpg | image_caption = A live individual of ''Tambja afinis'' from Diani, Kenya | genus = Tambja | species = affinis | authority = Eliot, 1904 | synonyms = ''Nembrotha affinis'' }}
'''''Tambja affinis''''' is a species of sea slug, a dorid nudibranch, a marine gastropod mollusk in the family Polyceridae.<ref name="WoRMS">MolluscaBase (2018). [http://www.marinespecies.org/aphia.php?p=taxdetails&id=531178 ''Tambja affinis'' (Eliot, 1904).] Accessed through: World Register of Marine Species on 2018-08-20.</ref>
==Distribution== This species was originally described from a specimen found at Zanzibar, East Africa.<ref>Eliot, C. (1904) ''On some Nudibranchs from East Africa and Zanzibar.'' Part IV. Proceedings of the Zoological Society of London, 74: 380–406</ref> It has been reported from various sites in the Indian Ocean, as far east as Ningaloo Reef, western Australia<ref>Rudman, W.B., 2005 (August 15) [http://www.seaslugforum.net/factsheet/tambaffi ''Tambja affinis'' (Eliot, 1904).] [In] Sea Slug Forum. Australian Museum, Sydney.</ref>
==Description== ''Tambja affinis'' has bright yellow stripes on a blue background.<ref>Pola M., Cervera J.L. & Gosliner T.M. (2006) ''Taxonomic revision and phylogenetic analysis of the genus Tambja Burn, 1962 (Mollusca, Nudibranchia, Polyceridae)''. Zoologica Scripta 35(5):491-530.</ref>
==References== {{reflist}}
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Category:Polyceridae Category:Gastropods described in 1904 Category:Taxa named by Charles Eliot
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