Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut dasar (demersal). Tropical
Indo-Malay Archipelago including Borneo, Java and Sumatra.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 80.0 cm WD jantan/; (Ref. 58048)
Demersal, inshore on continental shelves, frequently in coastal embayments near large river mouths (Ref.58048). Ovoviviparous (Ref. 50449). Regionally common by-catch of bottom trawl and beach seine fisheries off southern Borneo. Utilized for its meat, skin and cartilage (Ref.58048).
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
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). Distinct pairing with embrace (Ref. 205). Distinct pairing with embrace (Ref. 205).
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)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: bycatch
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Suhu yang disukai (Acuan
123201): 28.2 - 29.1, mean 28.8 °C (based on 248 cells).
Indeks keanekaragaman filogenetik (Acuan
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00482 - 0.02174), b=3.06 (2.86 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Tingkat Trofik (Acuan
69278): 3.7 ±0.4 se; based on size and trophs of closest relatives
Daya lenting (Acuan
120179): Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (Assuming fecundity<100).
Kerentanan Penangkapan Ikan (Ref.
59153): Very high vulnerability (90 of 100).
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