Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser; brackwasser demersal; ozeanodrom (Ref. 51243); tiefenbereich 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.
Länge bei der ersten Reifung / Größe / Gewicht / Alter
Geschlechtsreife: Lm 93.2  range ? - ? cm
Max length : 200 cm TL Männchen/unbestimmt; (Ref. 559); common length : 150 cm TL Männchen/unbestimmt; (Ref. 2871); max. veröff. Gewicht: 7.1 kg (Ref. 40637)
Rückenflossenstacheln (insgesamt) : 0; Afterflossenstacheln: 0; Wirbelzahl: 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).
Body shape (shape guide): eel-like.
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)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Other
Nutzung durch Menschen
Fischereien: kommerziell; Sportfisch: ja
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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). |
Trophische Ebene (Ref. 69278) |
4.0 ±0.67 se; based on food items. |
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Generation time |
6.1 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (Fec=17,475). |
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Rate of population increase |
Prior r = 0.76, 95% CL = 0.50 - 1.14, Based on 1 full stock assessment. |
Anfälligkeit der Fischerei (Ref. 59153) |
High vulnerability (62 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Medium.
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