Hoplunnis sicarius is an eel in the family Nettastomatidae (duckbill/witch eels).Hoplunnis sicarius at www.fishbase.org. It was described by Samuel Garman in 1899, originally under the genus Atopichthys.Garman, S., 1899 (Dec.) [ref. 1540] The Fishes. In: Reports on an exploration off the west coasts of Mexico, Central and South America, and off the Galapagos Islands ... by the U. S. Fish Commission steamer "Albatross," during 1891 ... No. XXVI. Memoirs of the Museum of Comparative Zoology v. 24: Text: 1-431, Atlas: Pls. 1-85 + A-M. It is a marine, tropical eel which is known from the eastern central Pacific Ocean, including Mazatlan, Mexico, and Panama. It is known to dwell at a depth of , and inhabits substrates. Unlike many eel species, it does not form burrows.
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