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); manis: Latin for ghost or shade of the departed, referring to its grayish-white color (See ETYFish).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall 600 - 1900 m (Ref. 55584). Deep-water; 60°N - 40°N
Northwest Atlantic: off Massachusetts, USA. Northeast Atlantic: Porcupine Bank west of Ireland. Nominal records of Apristurus profundurum from off Mauritania (Ref. 6479) possibly pertain to this species also.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 85.0 cm TL hane/ej könsbestämd; (Ref. 244); 76.0 cm TL (female)
Found on the continental slopes. Oviparous (Ref. 50449).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00347 (0.00171 - 0.00701), 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) |
4.0 ±0.7 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). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (41 of 100). 🛈 |
Näringsämnen (Ref. 124155) |
Calcium = 8.63 [1.58, 52.32] mg/100g; Iron = 0.326 [0.073, 1.122] mg/100g; Protein = 18.8 [16.7, 21.0] %; Omega3 = 0.234 [0.089, 0.599] g/100g; Selenium = 17 [5, 57] μg/100g; VitaminA = 5.85 [1.19, 27.20] μg/100g; Zinc = 0.287 [0.143, 0.534] mg/100g (wet weight); |