Eustomias grandibulbus Gibbs, Clarke & Gomon, 1983

Family:  Stomiidae (Barbeled dragonfishes), subfamily: Melanostomiinae
Max. size:  16 cm TL (male/unsexed)
Environment:  pelagic-oceanic; marine; depth range 0 - 112 m
Distribution:  Southeast Atlantic: west of Cape Town, South Africa.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 26-26; Anal spines: 0-0; Anal soft rays: 40-40; Vertebrae: 67-67. Two terminal bulbs separated by a short interspace, shorter than length of distal bulb. Barbel 68% SL. Terminal filament long (20%), with a series of 5 long branches beginning a short distance (a distal bulb length) from bulb, all with small bulblets, none of which approaches the diameter of the filament. All branches with 1 or more short branches. Stem axis peppered with melanophores; lightly pigmented on axis between bulbs and in proximal part of filament. Number of middorsal paired spots under skin uncertain (obscure and diffuse in holotype) (Ref. 11333).
Biology:  Known based on a single specimen taken at a depth between 0-112 m.
IUCN Red List Status: Data deficient (DD); Date assessed: 11 October 2018 Ref. (130435)
Threat to humans:  harmless


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