The Rouleina nuda lives in the bathypelagic, marine, depth range 750 - 750 m environment.
Species Summary: Rouleina nuda, You can sponsor this page, ... http://www.fishbase.org/larvalbase/identification/specieslist.cfm?famcode=86&areacode= Family - Search Result: Rouleina livida, 34.0 SL. Rouleina maderensis, Madeiran smooth-head, 32.0 SL. Rouleina nuda, 14.44 SL. Rouleina squamilatera, Bluntsnout slickhead, 38.0 SL. ... http://www.fishbase.org.ph/map/PointData. More