Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut; payau dasar (demersal); oceanodromus (Ref. 51243); kisaran kedalaman 1 - 100 m (Ref. 9830). Tropical
Indo-West Pacific: East Africa to the Philippines and Japan, south to New Guinea, the Arafura Sea (Ref. 9819), Australia, New Caledonia and Fiji.
Length at first maturity / Size / Weight / umur
Maturity: Lm 93.2 range ? - ? cm
Max length : 200 cm TL jantan/; (Ref. 559); common length : 150 cm TL jantan/; (Ref. 2871); Berat maksimum terpublikasi: 7.1 kg (Ref. 40637)
Duri punggung (Keseluruhan (total)) : 0; Duri dubur: 0; vertebrata, bertulang belakang: 128 - 141. Body robust and eel-shaped; snout long; eye diameter 3 times in snout length (Ref. 4832). Head narrower, interorbital width about 10 times in head; lateral-line pores before anus 33-39; dorsal-fin rays before anus 47-49 (Ref. 9830). Posterior nostrils only slightly nearer to eye than to anterior nostrils; mouth very large; teeth generally large and conspicuous (Ref. 4832).
Found in coastal waters, including estuaries; sublittoral above 100 m (Ref. 11230). Feeds on benthic fishes and crustaceans (Ref. 9830). Nocturnal. Known to attack fishers or anglers after being captured (Ref. 6590). Also caught by drift net and bag (dol) nets. Marketed mainly fresh. Minimum depth reported taken from Ref. 86942.
van der Elst, R., 1981. A guide to the common sea fishes of southern Africa. C. Struik, Cape Town. 367 p. (Ref. 3670)
Status IUCN Red List (Ref. 130435: Version 2024-1)
ancaman kepada manusia
Other
penggunaan manusia
Perikanan: komersial; Ikan buruan: ya
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Ref.
123201): 21.7 - 29.1, mean 28 °C (based on 2108 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00204 (0.00124 - 0.00337), b=2.92 (2.77 - 3.07), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 4.0 ±0.67 se; based on food items.
Generation time: 6.1 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Daya lenting (Ref.
120179): Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Fec=17,475).
Prior r = 0.76, 95% CL = 0.50 - 1.14, Based on 1 full stock assessment.
Fishing Vulnerability (Ref.
59153): High vulnerability (62 of 100).
