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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); nasutus: Latin for large-nosed, referring to its elongated snout (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut batidemersal; kisaran kedalaman 400 - 925 m (Ref. 244). Deep-water; 9°N - 28°S
Eastern Pacific: Gulf of Panama, Ecuador and central Chile. Also nominally recorded from the northeast Atlantic off Morocco, but identification uncertain.
Size / Weight / umur
Maturity: Lm ? range ? - ? cm
Max length : 70.0 cm TL jantan/; (Ref. 9996)
Found on the upper continental slopes. Oviparous (Ref. 50449).
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
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 IUCN Red List (Ref. 130435: Version 2024-2)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: tidak ada kepentingan
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
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 (0.00175 - 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).
Trophic level (Ref.
69278): 3.1 ±0.30 se; based on food items.
Daya lenting (Ref.
120179): sangat rendah, Waktu penggandaan populasi minimum lebih dari 14 tahun (Fec assumed to be <10).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (48 of 100).
Nutrients (Ref.
124155): Calcium = 8.92 [1.53, 55.68] mg/100g; Iron = 0.366 [0.077, 1.297] mg/100g; Protein = 16.6 [13.4, 19.7] %; Omega3 = 0.184 [0.072, 0.455] g/100g; Selenium = 14.1 [4.3, 47.2] μg/100g; VitaminA = 12.2 [2.4, 62.5] μg/100g; Zinc = 0.405 [0.191, 0.791] mg/100g (wet weight);
