Discotrema is a genus of clingfishes found on reefs in the Indo-Pacific where they live on crinoids. These tiny fish have distinctive pattern consisting of long white or yellow lines along their body, except D. nigrum which has no stripes.
Species There are currently four recognized species in this genus: Discotrema crinophilum Briggs, 1976 (Crinoid clingfish) Discotrema monogrammum Craig & J. E. Randall, 2008 (Oneline clingfish) Discotrema nigrum (Fricke, 2014) (Black crinoid clingfish) Discotrema zonatum Craig & J. E. Randall, 2008
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