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Carangaria/misc (Various families in series Carangaria) >
Polynemidae (Threadfins)
Etymology: Polydactylus: Greek, poly = a lot of + greek, daktylos = finger (Ref. 45335).
Taxonomic Remarks
Genus Eschmeyer, pers. comm.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino; salobre demersal; rango de profundidad ? - 122 m (Ref. 57343). Tropical; 37°N - 35°S, 22°E - 148°W (Ref. 57343)
Indo-Pacific: East Africa to French Polynesia, north to Japan, south to Australia. Has not been collected from the Red Sea or Persian Gulf (Ref. 57343).
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 45.0 cm SL macho / no sexado; (Ref. 57343); common length : 30.0 cm TL macho / no sexado; (Ref. 30573); peso máximo publicado: 1.7 kg (Ref. 40637)
Espinas dorsales (total) : 9; Radios blandos dorsales (total) : 13; Espinas anales: 2; Radios blandos anales: 11 - 12. Golden, dusky olive brown above, scale rows each with a dark line; fins dusky (Ref. 5492). Body with 7 or 8 prominent dark stripes along the longitudinal scale rows above lateral line and 7-9 faint stripes below. Pectoral fin rays unbranched; 4th or 5th pectoral filament longest, 22-40% of SL. Posterior margin of maxilla reaching to (or slightly extending beyond) level of posterior margin of adipose eyelid. Lower tip of 7th proximal pterygiophore of 1st dorsal fin directed backwards. Lateral squamation on caudal fin unbranched (Ref. 40970).
Body shape (shape guide): elongated.
Occur over muddy bottoms of the continental shelf (Ref. 4340), from estuaries to coastal beaches and to relatively deep waters (less than 122 m) (Ref. 57343). Forms loosely-associated schools (Ref. 57343). Feeds on small crustaceans, fishes and other benthic organisms (Ref. 30573). Fish of 12 cm can be caught in large numbers (Ref. 9685).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Motomura, H., 2004. Threadfins of the world (Family Polynemidae). An annotated and illustrated catalogue of polynemid species known to date. FAO Spec. Cat. Fish. Purp. Rome: FAO. 3:117 p. (Ref. 57343)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: comercial; Acuicultura: comercial; pesca deportiva: si
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00832 (0.00482 - 0.01436), b=3.08 (2.92 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.6 ±0.50 se; based on food items. |
Resiliencia (Referencia 120179) |
Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Moderate vulnerability (35 of 100). 🛈 |
Categoría de precios (Ref. 80766) |
Very high.
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Nutrientes (Ref. 124155) |
Calcium = 144 [72, 248] mg/100g; Iron = 0.946 [0.479, 1.674] mg/100g; Protein = 18.9 [17.4, 20.5] %; Omega3 = 0.173 [0.101, 0.293] g/100g; Selenium = 67.4 [36.1, 134.0] μg/100g; VitaminA = 15 [7, 31] μg/100g; Zinc = 1.27 [0.89, 1.82] mg/100g (wet weight); |