Family: |
Stomiidae (Barbeled dragonfishes), subfamily: Melanostomiinae |
Max. size: |
14.9 cm SL (male/unsexed) |
Environment: |
pelagic-oceanic; marine; depth range 500 - 5486 m |
Distribution: |
Pacific Ocean: Philippines. |
Diagnosis: |
Dorsal soft rays (total): 12-13; Anal soft rays: 15-17. This species of the subgenus Photonectes is distinguished by the following set of characters: dorsal- and anal-fin rays are not covered with black fleshy skin; no pectoral fins; pelvic fins are inserted closer to the caudal-fin base; IV photophores 37-39; and IP photophores begin halfway posteriorly on the isthmus; differs from P. achirus, P. caerulescens, and P. mirabilis by the absence of the blue luminous tissue (vs. present); differs from P. phyllopogon by the number of dorsal-fin rays 12-13 (vs. 20-23) and IV photophores 38-39 (vs. 30-31); differs from P. corynodes by having an elongate barbel with filamentous terminal barbel (vs. short barbel with bifid terminal barbel) and one white luminous shoulder spot (vs. none); differs from P. barnetti and P. albipennis by the barbel with two bulbs (vs. one) and gill-filament length on first branchial arch very long, extending beyond opercular opening (vs. reduced or normal, not extending beyond opercular opening) (Ref. 87305). |
Biology: |
|
IUCN Red List Status: |
Least Concern (LC); Date assessed: 15 August 2019 Ref. (130435)
|
Threat to humans: |
harmless |
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