Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

Elasmobranquios (tiburones y rayas) (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); albisoma: albus (L.), white; soma (Gr.), body, referring to its whitish color (See ETYFish).

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

marino batidemersal; rango de profundidad 935 - 1564 m (Ref. 36058). Deep-water

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

Western Pacific: southern waters off New Caledonia, slopes of the seamounts of the Norfolk and Lord Howe ridges.

Tamaño / Peso / Age

Maturity: L_m ? range ? - ? cm
Max length : 59.6 cm TL macho / no sexado; (Ref. 36058); 56.6 cm TL (female)

Short description Claves de identificación | Morfología | Morfometría

Body whitish. Eyes small; interobital region 2.7 - 3.6 times eye diameter. Supraorbital sensory canal continuous. Second dorsal fin axil before anal fin axil. Upper labial furrows equal or shorter than lower furrows. Tricuspid dermal denticles overlapping. Spiral valves 6-10.

Sexual maturity attained between 40 and 50 cm TL (Ref. 36058). Oviparous (Ref. 50449).

Life cycle and mating behavior Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva

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

Main reference Upload your references | Referencias | Coordinador | Colaboradores

Nakaya, K. and B. Séret, 1999. A new species of deepwater catshark, Apristurus albisoma n.sp. from New Caledonia (Chondrichthyes: Carcharhiniformes: Scyliorhinidae). Cybium 23(3):297-310. (Ref. 36058)

IUCN Red List Status (Ref. 130435: Version 2024-2)

Least Concern (LC) ; Date assessed: 14 June 2015

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

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Trophic ecology
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Estimates based on models

Preferred temperature (Ref. 123201): 3 - 4.5, mean 3.9 °C (based on 108 cells).

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00355 (0.00175 - 0.00721), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Nivel trófico (Ref. 69278): 3.9 ±0.4 se; based on size and trophs of closest relatives

Resiliencia (Ref. 120179): Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (Fec assumed to be <10).

Fishing Vulnerability (Ref. 59153): Moderate vulnerability (44 of 100).

Apristurus albisoma Nakaya & Séret, 1999