(كوسه ها و سپرماهيان) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Pentanchidae (Deepwater catsharks)
Etymology: Galeus: galeos, a small shark or dogfish according to Aristotle and others (See ETYFish); schultzi: In honor of Leonard P. Schultz (1901-1986), Curator of Fishes, U.S. National Museum (based on an unpublished name proposed by Henry W. Fowler) (See ETYFish).
Eponymy: Dr Leonard Peter Schultz (1901–1986) was an ichthyologist and field naturalist who was Assistant Curator of fishes at the Smithsonian (1936–1938), then Curator (1938–1968), during which time he was Ginsburg’s boss, and Senior Zoologist (1965–1968). [...] (Ref. 128868), visit book page.
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
دريايي موجوداتی که در اعماق زیر 200 متر زندگی و تغذیه می کنند; تغييرات عمق 329 - 431 m (Ref. 244). Deep-water; 20°N - 5°N, 116°E - 128°E
Western Central Pacific: the Philippines.
طول در اولین بلوغ / اندازه / وزن / سن
بلوغ: Lm 28.3, range 27 - 29.7 cm
Max length : 30.0 cm TL (female)
خارهاي باله پشتي (کل) : 0; خارهاي باله مخرجي: 0. Obscure dark saddle blotches at first and second dorsal bases, and two bands on the tail; dorsal fins and caudal tip without black terminal marking (Ref. 244).
Body shape (shape guide): elongated.
A little-known bottom-dwelling shark found on continental slopes (Ref. 244). One of the smallest sharks (Ref. 244).
چرخه زندگی و رفتار جفتگیری
بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | توزاد ( لارو)
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)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: ارزش تحاري اندك
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
شاخص تنوع فیلوژنتیکی (مرجع
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00172 - 0.00698), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
سطح تروفیک (مرجع
69278): 3.8 ±0.2 se; based on size and trophs of closest relatives
جهندگی (مرجع
120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Fec assumed to be <100).
آسیبپذیری ماهیگیری (Ref.
59153): Low vulnerability (20 of 100).
🛈
مواد مغذی (Ref.
124155): Calcium = 11.5 [2.0, 74.3] mg/100g; Iron = 0.359 [0.076, 1.226] mg/100g; Protein = 16.9 [13.7, 20.0] %; Omega3 = 0.209 [0.083, 0.506] g/100g; Selenium = 6.05 [1.92, 18.51] μg/100g; VitaminA = 22.7 [4.9, 109.7] μg/100g; Zinc = 0.435 [0.200, 0.835] mg/100g (wet weight);