Elasmobranchii (hajar och rockor) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Pentanchidae (Deepwater catsharks)
Etymology: Apristurus: a-, Latin privative, i.e., without; pristis, from pristes (Gr.), sawyer (but here meaning saw); oura (Gr.), tail, referring to absence of saw-toothed crest of enlarged dermal denticles along upper edge of caudal fin as found in the closely related Pristiurus (=Galeus). (See ETYFish); micropterygeus: micro-, from mikros (Gr.), small; pterygion, diminutive of pteryx (Gr.), wing or fin, referring to first dorsal fin being 1/9 size of second dorsal fin. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina djupbottenlevande; djupintervall ? - 913 m (Ref. 13120). Deep-water
Utbredning
Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri
Northwest Pacific: South China Sea. Presence in the Western Central Pacific is uncertain (Ref. 11146).
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 37.2 cm TL hane/ej könsbestämd; (Ref. 13120)
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
Meng, Q., Y. Chu and S. Li, 1986. Description of four new species of the genus Apristurus (Scyliorhinidae) from deep waters of the South China Sea. Oceanol. Limnol. Sin. 17(4):274-275. (Ref. 13120)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00176 - 0.00714), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.8 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mycket låg, lägsta populationsfördubblingstid mer än 14 år (Fec assumed to be <10).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).