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Carangaria/misc (Various families in series Carangaria) >
Polynemidae (Threadfins)
Etymology: Leptomelanosoma: Greek, leptos = thin + Greek, melanos = black + Greek, soma = body.
More on author: Shaw.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; brackvatten bottenlevande; amfidrom (Ref. 51243); djupintervall 55 - 100 m (Ref. 9685). Tropical; 26°N - 10°S, 62°E - 152°E (Ref. 57343)
Indo-West Pacific: known with certainty from Pakistan to Papua New Guinea. Reports from the east coast of Africa need to be verified (Ref. 57343).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 142 cm TL hane/ej könsbestämd; (Ref. 3479); common length : 80.0 cm TL hane/ej könsbestämd; (Ref. 3479)
Taggstrålar i ryggfenan (totalt) : 9; Mjukstrålar i ryggfenan (totalt) : 13 - 14; Taggstrålar i analfenan: 2 - 3; Mjukstrålar i analfenan: 11 - 12. Golden olive in color, darker above, with faint dusky lines along body; fins yellowish (Ref. 5492).
Body shape (shape guide): elongated.
Occurs over shallow muddy and sandy bottoms of the continental shelf), mainly near estuaries and sometimes entering rivers (Ref. 57343). Feeds mainly on small benthic crustaceans, especially prawns and crabs, and small fishes. Percentage of fishes eaten increases with size. Utilized fresh, dried or salted and frozen; eaten steamed, pan-fried, broiled and baked (Ref. 9987).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Motomura, H. and Y. Iwatsuki, 2001. A new genus, Leptomelanosoma, for the polynemid fish previously known as Polydactylus indicus (Shaw, 1804) and a redescription of the species. Ichthyol. Res. 48(1):13-21. (Ref. 45350)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell; sportfisk: ja
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00479 (0.00276 - 0.00830), b=3.09 (2.93 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.9 ±0.67 se; based on food items. |
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Generation time |
5.8 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.19). |
Sårbarhet i fisket (Ref. 59153) |
High vulnerability (60 of 100). 🛈 |
Priskategori (Ref. 80766) |
Very high.
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Näringsämnen (Ref. 124155) |
Calcium = 44.4 [16.8, 164.2] mg/100g; Iron = 0.51 [0.19, 1.46] mg/100g; Protein = 19.8 [18.0, 21.4] %; Omega3 = 0.143 [0.081, 0.241] g/100g; Selenium = 83.8 [45.1, 159.8] μg/100g; VitaminA = 9.34 [4.42, 19.15] μg/100g; Zinc = 1.37 [0.51, 2.69] mg/100g (wet weight); based on nutrient studies. |