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Elasmobranchii (haaien en roggen) (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); internatus: Latin for growing among or between, allusion not explained nor evident. (See ETYFish).

Environment: milieu / climate zone / depth range / distribution range Ecologie

marien bathypelagisch. Deep-water

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Northwest Pacific: East China Sea.

Grootte / Gewicht / Leeftijd

Maturity: L_m ? range ? - ? cm
Max length : 40.3 cm TL mannelijk / geslacht onbekend; (Ref. 39431); 41.9 cm TL (female)

Oviparous (Ref. 50449).

Levenscyclus en paargedrag Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven

Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).

Hoofdreferentie Upload your references | Referenties | Coördinator | Medewerkers

Nakaya, K. and K. Sato, 1999. Species grouping within the genus Apristurus (Elasmobranchii: Scyliorhinidae). p. 307-320 In Séret B. & J.-Y. Sire [eds]. Proc. 5th Indo-Pac. Fish Conf., Noumea, 1997. (Ref. 39431)

Status op de Rode Lijst van het IUCN (Ref. 130435)

Niet bedreigd (LC) ; Date assessed: 28 August 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

Harmless

Gebruik door de mens

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Estimates based on models

Fylogenetische diversiteitsindex (Ref. 82804): PD₅₀ = 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).

Trofisch niveau (Ref. 69278): 3.8 ±0.4 se; based on size and trophs of closest relatives

Weerstandsvermogen (Ref. 120179): Zeer laag, minimale populatieverdubbelingstijd meer dan 14 jaar (Fec assumed to be <10).

Fishing Vulnerability (Ref. 59153): Low to moderate vulnerability (32 of 100).

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Apristurus internatus Deng, Xiong & Zhan, 1988