ກຸ່ມປາກະດູກອ່ອນ (ເຊັ່ນ: ປາສະຫລາມ, ປາຜາໄລ) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Carcharhinidae (Requiem sharks)
Etymology: Rhizoprionodon: rhiza (Gr.), root; prion (Gr.) saw; odon (Gr.), tooth, referring to teeth with serrated (saw-like) bases, or roots [replacement name for Rhizoprion Ogilby 1915, preoccupied by Rhizoprion Jourdan 1861 in mammals] (See ETYFish); lalandii: In honor of naturalist and explorer Pierre Antoine Delalande (1787-1823), who collected type [authorship often attributed to Müller & Henle, who published Valenciennes’ description] (See ETYFish).
Eponymy: Pierre Antoine Delalande (1787–1823) was a French naturalist and explorer who worked for Muséum National d’Histoire Naturelle, Paris. [...] (Ref. 128868), visit book page.
ສະພາບແວດລ້ອມ: ສະພາບແວດລ້ອມ / ເຂດດິນຟ້າອາກາດ / ລະດັບຄວາມເລິກ / ຂອບເຂດການແຈກຢາຍ
ນິເວດວິທະຍາ
ສັດທະເລ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ; ລະດັບຄວາມເລິກ 3 - 70 m (Ref. 244). Tropical; 13°N - 35°S, 78°W - 31°W
Western Atlantic: Panama to southern Brazil and Uruguay (Ref. 58839).
ຄວາມຍາວໃນການເຕີບໂຕເຕັມຄັ້ງທໍາອິດ / ຂະໜາດ / ນ້ຳໜັກ / ອາຍຸ
ການຈະເລີນເຕັມໄວ: Lm 61.8, range 58 - ? cm
Max length : 80.0 cm TL (female); common length : 55.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 5217); ນ້ຳໜັກສູງສຸດທີ່ເຄຍຈັດພີມມາ: 0.00 g
Inhabits shallow coastal waters, on sandy and muddy bottoms, and not normally found in lagoons and estuaries (Ref. 244). Feeds on small bony fishes, including sardines and anchovies, also shrimp and squid (Ref. 244). Viviparous, with 1 to 4 young in a litter; size at birth 33 to 34 cm (Ref. 244). Its flesh is highly appreciated and is marketed dried salted.
Distinct pairing with embrace (Ref. 205). Viviparous, placental (Ref. 50449).
Compagno, L.J.V., 1999. Checklist of living elasmobranchs. p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland. (Ref. 35766)
ສະຖານະພາບບັນຊີແດງຂອງ IUCN (Ref. 130435: Version 2025-2 (Global))
ໄພຂົ່ມຂູ່ຕໍ່ມະນຸດ
Harmless
ການນໍາໃຊ້ຂອງມະນຸດ
ການປະມົງ: ເປັນສີນຄ້າ
ເຄື່ອງມື
ບົດລາຍງານພິເສດ
ດາວໂຫລດ XML
ແຫຼ່ງອີນເຕີເນັດ
ການຄາດຄະເນໂດຍອີງໃສ່ແບບຈໍາລອງ
ອຸນຫະພູມທີ່ຕ້ອງການ (ເອກະສານອ້າງອີງ
123201): 24.6 - 28, mean 27.2 °C (based on 104 cells).
ດັດຊະນີຄວາມຫຼາກຫຼາຍທາງຊີວະພາບ (ເອກະສານອ້າງອີງ
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00275 (0.00180 - 0.00421), b=3.07 (2.95 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (ເອກະສານອ້າງອີງ
69278): 4.3 ±0.65 se; based on food items.
ຄວາມຢືດຢຸ່ນ (ເອກະສານອ້າງອີງ
120179): ຕຳ່ຫຼາຍ, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າຫຼາຍກວ່າ 14 ປີ (Fec=1).
ຄວາມສ່ຽງຕໍ່ການຫາປາ (Ref.
59153): Moderate to high vulnerability (52 of 100).
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