Elasmobranchii (hajar och rockor) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Carcharhinidae (Requiem sharks)
Etymology: Carcharhinus: karcharos (Gr.), sharp or jagged; rhinus, an ancient name for sharks, from rhine (Gr.), rasp, both words alluding to a shark's jagged, rasp-like skin (See ETYFish); hemiodon: hemi-, from hemisys (Gr.), half; odon (Gr.), tooth, allusion not explained, perhaps referring to how teeth on upper jaw are serrated basally and smooth distally (See ETYFish).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; brackvatten bottenlevande; amfidrom (Ref. 51243); djupintervall 10 - 150 m (Ref. 106604). Deep-water; 25°N - 13°S
Indo-West Pacific: Gulf of Oman to Pakistan, India, and possibly Sri Lanka. Scattered localities from the eastern Indian Ocean and the western Pacific ranging from India to New Guinea.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 200 cm TL hane/ej könsbestämd; (Ref. 9997)
Taggstrålar i ryggfenan (totalt) : 0; Taggstrålar i analfenan: 0. Grey above, white below, with the tips of the pectorals, and upper and lower caudal-fin lobes black; other fins dusky (Ref. 9997).
Body shape (shape guide): fusiform / normal.
A little-known shark found on the continental and insular shelves (Ref. 244). Reports from river mouths and rivers are based on old records that need verification (Ref. 9997). Probably feeds on small fishes, cephalopods, and crustaceans (Ref. 9997). Viviparous (Ref. 50449). Utilized fresh for human consumption (Ref. 9997).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Distinct pairing with embrace (Ref. 205). Viviparous, placental (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))
Mänskliga användningsområden
Fiskeri: husbehovsfiske
Verktyg
Särskilda rapporter
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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=0.00525 (0.00243 - 0.01135), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.2 ±0.58 se; based on food items. |
Resiliens (Ref. 120179) |
Låg, lägsta populationsfördubblingstid 4,5-14 år (Fec assumed to be <100). |
Sårbarhet i fisket (Ref. 59153) |
High vulnerability (65 of 100). 🛈 |
Priskategori (Ref. 80766) |
Medium.
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