Gorgasia sillneri is a species of eel in the conger/garden eel family Congridae.Gorgasia sillneri at www.fishbase.org. It was described by Wolfgang Klausewitz in 1962.Klausewitz, W., 1962 (23 Nov.) [ref. 5985] Gorgasia sillneri, ein neuer Röhrenaal aus dem Roten Meer (Pisces, Apodes, Heterocongridae). Senckenbergiana Biologica v. 43 (no. 6): 433-435. It is a marine, tropical eel which is known from the Gulf of Aqaba in the Red Sea, in the western Indian Ocean. Males can reach a maximum total length of .

Etymology The fish is named in honor of a German underwater photographer, Ludwig Sillner (1914–1973), who collected the holotype specimen and made important observations in the field on its ecology and life coloration.The Etyfish Project

References