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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); melanoasper: melanos (Gr.), black; asper (L.), rough, referring to black body color and rough skin (See ETYFish).
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut batipelagis; kisaran kedalaman 512 - 1520 m (Ref. 56212). Deep-water
North Atlantic: Slope, off northern U.S. and off France, Ireland and British Isles.
Panjang pada saat jatuh tempo pertama / Ukuran / Berat / umur
Kematangan: Lm 57.0, range 55 - 59 cm
Max length : 76.1 cm TL jantan/; (Ref. 56212); 73.2 cm TL (female); Berat maksimum terpublikasi: 1.3 kg (Ref. 56212); Berat maksimum terpublikasi: 1.3 kg
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Diagnosis: Body uniformly black, slightly brownish in larger specimens. Dermal denticles large and giving a rough texture to the skin. Upper labial furrows longer than the lower ones. First dorsal fin only slightly smaller than the second dorsal fin, originating from above anterior third to middle of the pelvic fin base. Second dorsal fin insertion just before level of anal fin insertion. Interorbital space 1.9-3.5 times eye horizontal diameter. Abdomen between pectoral fin tip and pelvic fin origin 1.3-2.5 times pectoral fin width. Spiral valves of the intestine 19-23 (mostly 21-22). Monospondylous + precaudal diplospondylous vertebrae 36-43 + 26-32 (often 38-40 + 28-30). Dermal denticles on tongue and palate absent (Ref. 56212).
Body shape (shape guide): elongated.
Found generally at depths of more than 1000 meters (Ref. 56212).
Iglésias, S.P., K. Nakaya and M. Stehmann, 2004. Apristurus melanoasper, a new species of deep-water catshark from the North Atlantic (Chondrichthyes: Carcharhiniformes: Scyliorhinidae). Cybium 28(4):345-356. (Ref. 56212)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 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). |
Tingkat Trofik (Acuan 69278) |
4.0 ±0.6 se; based on size and trophs of closest relatives |
Daya lenting (Acuan 120179) |
sangat rendah, Waktu penggandaan populasi minimum lebih dari 14 tahun (Fec assumed to be <10). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Moderate vulnerability (37 of 100). 🛈 |
Nutrisi (Ref. 124155) |
Calcium = 8.66 [1.82, 62.13] mg/100g; Iron = 0.255 [0.057, 1.009] mg/100g; Protein = 19.6 [17.3, 21.9] %; Omega3 = 0.115 [0.035, 0.351] g/100g; Selenium = 13.7 [3.4, 53.5] μg/100g; VitaminA = 13.5 [1.6, 98.3] μg/100g; Zinc = 0.388 [0.159, 0.952] mg/100g (wet weight); |