These fishes belong in the Order Ophidiiformes and Suborder Ophidioidei as members of the Family Ophidiidae, which include Livebearing Brotulas. They are quite similar in behavior to Brotuls, which are highly secretive, mostly nocturnal and eat anything they can fit into their mouths. They propel themselves by undulating their dorsal and anal fins.
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Suitable for Reef Aquariums
NOT Suitable for Reef Aquariums
Suitable for Fish-Only Aquariums
NOT Suitable for Fish-Only Aquariums
Avoid this nuisance species!