>
Carangaria/misc (Various families in series Carangaria) >
Polynemidae (Threadfins)
Etymology: Polynemus: Greek, poly = a lot of + Greek,nema = filament (Ref. 45335); melanochir: Name meaning 'freshwater' in reference to its type locality, Tonle Sap Lake (Ref. 43351).
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce; salobre demersal. Tropical; 24°C - 28°C (Ref. 13614)
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
Asia: Mekong River system at least as far as Can Tho, Viet Nam and from the Bassac River at least as far as My Tho, Viet Nam. Reported from Indonesia (Ref. 5978).
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm SL macho / no sexado; (Ref. 12693)
Espinas dorsales (total) : 8 - 9; Radios blandos dorsales (total) : 16; Espinas anales: 3; Radios blandos anales: 11 - 12. Head and body grayish-black dorsally, pale whitish-yellow ventrally. Snout long, strongly pointed (7% of SL). Pectoral filaments 7, the last probably the longest. Upper caudal fin lobe short (34-35% of SL). Swim bladder absent (Ref. 43351).
Inhabit lower sections of rivers. Can probably be found in estuaries (Ref. 9685). Important food fish in along the Mekong River and its related rivers (Ref. 57343).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | 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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
Download XML
Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00308 - 0.01483), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.5 ±0.50 se; based on food items.
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).