Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Melanostomiinae
Etymology: Photonectes: Greek, photos = light + Greek, nekton = swimmer (Ref. 45335); filipendulus: Name from Latin words 'filis' for thread and 'pendulus' for hanging; referring to one of its distinguishing features - its weak ray in pectoral fin (vs. the rigid ray in P. margarita).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal. Tropical
Eastern Pacific Ocean: Hawaii.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 23.5 cm SL male/unsexed; (Ref. 125186)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 16 - 19; Anal soft rays: 18 - 22; Vertebrae: 59 - 62. This species is distinguished by the following characters: one very small and weak ray in P (sometimes missing?); uniserial praemaxillare dentition; vertebrae 59-62; postorbital organ constituting 2.9-3.6% (males) or 2.6% (females) SL; short or moderately long chin barbel, 3.0-9.2% SL for 13.8-23.5 cm SL; a small terminal bulb not protruding beyond stem, 2 or 4 equally small pigmented filaments on its tip (Ref. 125186).
Cross section: compressed.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Prokofiev, A.M., 2019. Materials for revision of the genus Photonectes (Melanostomiidae). J. Ichthyol. 59(4):449-476. (Ref. 125186)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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