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Japanese Deepwater Clingfish

Kopua japonica Moore, Hutchins & Okamoto 2012

Diagnostic Description

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This species is has large eyes, separated by a very narrow interorbital, and has the distinctive fringed posterior ventral sucking disc. It is distinguished from Kopua nuimata and Kopua kuiteri by having 5 anal fin rays (vs. 8 or 9 and 7 in the latter species, respectively) and 3sensory head pores (vs. 7 and 2 in the latter species, respectively). It is further distinct from K. nuimata by a lower dorsal fin ray count (6 vs. 10 or 11). Color when fresh (based on photo of freshly collected holotype): base colour pale cream-white, with numerous bright reddish orangebars on sides of body that merge dorsally to form distinctive arches; dorsum with numerous yellowish bands on pink-orange background; head and operculum orange; eye gold, tending blackish dorsally, with pale ring around a black pupil; all fins are translucent orange, except pelvic fins, which are hyaline white (Ref. 90872).
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Estelita Emily Capuli
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Morphology

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Dorsal soft rays (total): 6; Analsoft rays: 5
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cc-by-nc
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FishBase
Recorder
Estelita Emily Capuli
original
visit source
partner site
Fishbase