'''Fish doctor''' or '''Doctor fish''' may refer to:
* ''Lycodes terraenovae'', also called the Newfoundland eelpout, Atlantic eelpout or fish doctor * ''Gymnelus viridis'' of genus ''Gymnelus'', or fish doctor * Red garra (''Garra rufa''), also known as the doctor fish or nibble fish * Doctorfish tang (''Acanthurus chirurgus''), also known as the doctorfish * Tench ''(Tinca tinca)'', or doctor fish
==See also== * Fish medicine * Fish (surname) * Acanthuridae, a family of ray-finned fish which includes surgeonfishes
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