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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).
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري; مياه مخلوطة القاع. Tropical; 6°S - 17°S, 127°E - 147°E (Ref. 57343)
Western Pacific: Papua New Guinea, Australia, and the Arafura Sea.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 20.0 cm TL ذكر/ مختلط الجنس; (Ref. 3132)
Body uniformly golden-silver. Pectoral fin rays unbranched, blackish; tip of uppermost filament reaching to or just short of level of posterior tip of upper part of pectoral fin (Ref. 41110).
Collected off river mouths as well as offshore (Ref. 57343). Inhabits coastal waters over sand or mud bottoms (Ref. 3132). Known to be taken at 150 m in the Gulf of Carpentaria but typically from a much shallower depth (Ref. 3132).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
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)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 26.7 - 28.2, mean 27.8 °C (based on 106 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01738 (0.00751 - 0.04023), b=3.05 (2.86 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
