Ikan bertulang rawan (sharks and rays) >
Myliobatiformes (Stingrays) >
Mobulidae (Devilrays)
Eponymy: Dr Edgar Thurston (1855–1935) was an ethnographer, natural historian and musicologist who qualified as a physician in England (1877). [...] (Ref. 128868), visit book page.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut pelagic-oceanic; kisaran kedalaman 0 - 100 m (Ref. 12951). Subtropical; 38°N - 34°S
Circumglobal in tropical seas. Indian Ocean: off South Africa, Bay of Bengal, and probably Indonesia (Ref. 9911). Eastern Central Pacific: From Gulf of California to Chile (Ref. 130539).
Panjang pada saat jatuh tempo pertama / Ukuran / Berat / umur
Kematangan: Lm 163.6, range 146 - ? cm
Max length : 220 cm WD jantan/; (Ref. 2850); common length : 150 cm WD jantan/; (Ref. 9256)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
A moderate-sized devilray with a short head bearing short head fins; dorsal fin white-tipped, and pectoral fins with swept-back tips and a prominent double bend to the front margins; upper disc sparsely covered with small, blunt denticles and tail shorter than disc, with no spine (Ref. 5578). Dark blue to black above; white below, with silvery pectoral fin tips (Ref. 5578). No caudal fin (Ref. 5578).
Body shape (shape guide): other.
Occurs in coastal and oceanic waters, but more common near the coast (Ref. 9256). Found singly or in small groups (Ref. 12951). Feeds mainly on planktonic crustaceans (Ref. 12951); mostly small shrimp-like animals (Ref.58048). Ovoviviparous (Ref. 50449). Caught occasionally in the tuna gillnet and in harpoon fisheries. Utilized for its gill filter plates (high value), meat, cartilage and skin (Ref.58048). Can leap out of the water.
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). With one large offspring per gestation period. Size at birth 65-85 cm (Ref. 6871).
Last, P.R. and J.D. Stevens, 1994. Sharks and rays of Australia. CSIRO, Australia. 513 p. (Ref. 6871)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: nilai komersial kecil
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Suhu yang disukai (Acuan
123201): 21.6 - 29.1, mean 27.8 °C (based on 2652 cells).
Indeks keanekaragaman filogenetik (Acuan
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Tingkat Trofik (Acuan
69278): 3.1 ±0.30 se; based on food items.
Daya lenting (Acuan
120179): sangat rendah, Waktu penggandaan populasi minimum lebih dari 14 tahun (Fec=1).
Kerentanan Penangkapan Ikan (Ref.
59153): Very high vulnerability (83 of 100).
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Nutrisi (Ref.
124155): Calcium = 7.99 [1.05, 135.60] mg/100g; Iron = 0.83 [0.08, 10.24] mg/100g; Protein = 20.6 [15.3, 25.9] %; Omega3 = 0.157 [0.047, 0.501] g/100g; Selenium = 22.8 [4.7, 120.5] μg/100g; VitaminA = 4.56 [0.35, 57.84] μg/100g; Zinc = 0.483 [0.030, 5.484] mg/100g (wet weight);