Elasmobranchii (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Etmopteridae (Lantern sharks)
Etymology: Etmopterus: Greek, ethmos, -ou = sieve or ethmoides bone + Greek, pteron = wing, fin (Ref. 45335); fusus: Named for its fusiform body resembling a naval torpedo..
More on authors: Last, Burgess & Séret.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; pelagic-oceanic; depth range 430 - 550 m (Ref. 45056). Deep-water
Eastern Indian Ocean: northern Western Australia and possibly Java, Indonesia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.8 cm TL male/unsexed; (Ref. 45056); 29.3 cm TL (female)
Short description
Morphology | Morphometrics
Vertebrae: 77 - 81. Body firm fusiform, almost cylindrical. Dorsal and ventral surfaces dark; pectoral fin pale distally. Head relatively long (> 21% TL). Mouth moderate, subequal to eye length. Upper eyelid with pale naked patch. Caudal peduncle rather elongate, ca 2-2.6 times greatest horizontal length of D1 including spine about a 5th of TL. Upper teeth of mature males with 7 cusps. Denticles short, robust, arranged in regular rows. Posterior branch of flank marking truncate and merging ventrally with post-pelvic marking. Anterior part of caudal base marking very broad, enveloping ventral surface and extending onto flanks; presence of oval central caudal marking; upper caudal marking comma-shaped. Monospondylous centra 36-38 (Ref. 45056).
Ovoviviparous (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Distinct pairing with embrace (Ref. 205).
Last, P., G.H. Burgess and B. Séret, 2002. Description of six new species of lantern-sharks of the genus Etmopterus (Squaloidea: Etmopteridae) from the Australasian region. Cybium 26(3):203-223. (Ref. 45056)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
More information
Age/SizeGrowthLength-weightLength-lengthLength-frequenciesMorphometricsMorphologyLarvaeLarval dynamicsRecruitmentAbundanceBRUVS
ReferencesAquacultureAquaculture profileStrainsGeneticsElectrophoresesHeritabilityDiseasesProcessingNutrientsMass conversion
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