أشلاق (القروش و الشفانين) (sharks and rays) >
Orectolobiformes (Carpet sharks) >
Hemiscylliidae (Bamboo sharks)
Etymology: Hemiscyllium: hemi-, from hemisys (Gr.), half, presumably referring to similarity and/ or close affinity to Scyllium (=Scyliorhinus, now in Scyliorhinidae) and/or Chiloscyllium; skylion, Greek for dogfish or small shark. (See ETYFish); hallstromi: In honor of philanthropist Edward Hallstrom (1886-1970), trustee and chairman of Taronga Zoological Park (Sydney, Australia), where holotype and paratype were alive in captivity. (See ETYFish).
More on author: Whitley.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري مرتبطة بالشعاب; نطاق العمق 0 - 15 m (Ref. 90102). Tropical; 7°S - 10°S, 144°E - 146°E (Ref. 54464)
Western Pacific: Known only from Papua New Guinea (Gulf of Papua to Milne Bay Prov.). Reported from Indonesia (occurrence questionable).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 77.0 cm TL ذكر/ مختلط الجنس; (Ref. 90102)
الأشواك الظهرية (المجموع) : 0; شوكة شرجية: 0. Caudal fin with a pronounced subterminal notch but without a ventral lobe (Ref. 13575). Lateral ocellus surrounded by large black spots; spots absent from head in front and below eyes (Ref. 13575).
A little-known inshore bottom shark, probably on coral reefs (Ref. 247). Oviparous (Ref. 50449).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: غير مهمة تجارياً
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00407 (0.00181 - 0.00918), b=3.09 (2.89 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.5 ±0.3 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).
