ກຸ່ມປາກະດູກອ່ອນ (ເຊັ່ນ: ປາສະຫລາມ, ປາຜາໄລ) (sharks and rays) >
Rhinopristiformes (Shovelnose rays) >
Rhinobatidae (Guitarfishes)
Etymology: Rhinobatos: Greek, rhinos = nose + Greek, batis, -idos = a ray (Raja sp.) (Ref. 45335).
More on author: Norman.
ສະພາບແວດລ້ອມ: ສະພາບແວດລ້ອມ / ເຂດດິນຟ້າອາກາດ / ລະດັບຄວາມເລິກ / ຂອບເຂດການແຈກຢາຍ
ນິເວດວິທະຍາ
ສັດທະເລ; ນ້ຳກ່ອຍ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ; ລະດັບຄວາມເລິກ ? - 35 m (Ref. 114953). Tropical; 16°N - 17°S, 19°W - 13°E (Ref. 114953)
Eastern Atlantic: Gulf of Guinea to Angola.
ຂະໜາດ / ນ້ຳໜັກ / ອາຍຸ
ການຈະເລີນເຕັມໄວ: Lm ? range ? - ? cm
Max length : 75.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 6497); common length : 60.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 114953)
Benthic and more or less stationary in inshore coastal waters. Feeds on fish and shrimps (Ref. 28587). Ovoviviparous. Females have litters of 2-3 pups. Males mature at ca. 46 cm TL, females at ca. 52 cm TL; birth size at ca. 15 cm TL (Ref. 114953).
ວົງຈອນຊີວິດ ແລະພຶດຕິກໍາການຫາຄູ່
ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449).
Stehmann, M., 1990. Rhinobatidae. p. 23-27. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 6497)
ສະຖານະພາບບັນຊີແດງຂອງ IUCN (Ref. 130435: Version 2025-2 (Global))
ໄພຂົ່ມຂູ່ຕໍ່ມະນຸດ
Harmless
ການນໍາໃຊ້ຂອງມະນຸດ
ການປະມົງ: ທີ່ເປັນການຄ້າໜ້ອຍ
ເຄື່ອງມື
ບົດລາຍງານພິເສດ
ດາວໂຫລດ XML
ແຫຼ່ງອີນເຕີເນັດ
ການຄາດຄະເນໂດຍອີງໃສ່ແບບຈໍາລອງ
ອຸນຫະພູມທີ່ຕ້ອງການ (ເອກະສານອ້າງອີງ
123201): 24.8 - 28, mean 27.3 °C (based on 205 cells).
ດັດຊະນີຄວາມຫຼາກຫຼາຍທາງຊີວະພາບ (ເອກະສານອ້າງອີງ
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00295 (0.00150 - 0.00581), b=3.13 (2.96 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (ເອກະສານອ້າງອີງ
69278): 4.1 ±0.71 se; based on food items.
ຄວາມຢືດຢຸ່ນ (ເອກະສານອ້າງອີງ
120179): ຕຳ່, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າ 4.5 - 14 ປີ (Fec assumed to be <100).
ຄວາມສ່ຽງຕໍ່ການຫາປາ (Ref.
59153): Moderate to high vulnerability (50 of 100).
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ທາດອາຫານ (Ref.
124155): Calcium = 49 [12, 214] mg/100g; Iron = 0.763 [0.193, 2.015] mg/100g; Protein = 19.1 [17.0, 21.1] %; Omega3 = 0.159 [0.069, 0.364] g/100g; Selenium = 36.7 [10.0, 102.6] μg/100g; VitaminA = 15.2 [7.1, 31.5] μg/100g; Zinc = 0.998 [0.498, 1.822] mg/100g (wet weight);
