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Borneo Threadfin

Polynemus dubius Bleeker 1853

Diagnostic Description

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First dorsal fin with 8 spines; 7 pectoral filaments, upper two filaments longer than total length; vomer with villiform teeth; orbit diameter 3-4% of standard length; posterior portion of maxilla less than orbit diameter (Ref. 49954).
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Recorder
Cristina V. Garilao
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Migration

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Potamodromous. Migrating within streams, migratory in rivers, e.g. Saliminus, Moxostoma, Labeo. Migrations should be cyclical and predictable and cover more than 100 km.
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Morphology

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Dorsal spines (total): 9; Dorsal soft rays (total): 14 - 16; Analspines: 3; Analsoft rays: 12; Vertebrae: 25
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Trophic Strategy

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Found in muddy or sandy waters of freshwater rivers and estuaries (Ref. 57343). Regularly enters freshwater streams during the spawning season, and probably at other times (Ref. 9685). Large numbers of adults and young caught during the rainy season in the Chao Phraya River and other rivers of that system. Feeds on crustaceans, small fishes, and benthic organisms (Ref. 57343).
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Biology

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Found in muddy or sandy waters of freshwater rivers and estuaries (Ref. 57343). Regularly enters freshwater streams during the spawning season, and probably at other times (Ref. 9685). Large numbers of adults and young caught during the rainy season in the Chao Phraya River and other rivers of that system. Feeds on crustaceans, small fishes, and benthic organisms (Ref. 57343). Marketed fresh (Ref. 12693). Small fish may be used as duck feed and fertilizer (Ref. 9685).
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Polynemus dubius ( Catalan; Valencian )

provided by wikipedia CA

Polynemus dubius és una espècie de peix pertanyent a la família dels polinèmids.[5]

Descripció

  • Pot arribar a fer 20 cm de llargària màxima.
  • 9 espines i 14-16 radis tous a l'aleta dorsal i 3 espines i 12 a l'anal.
  • 25 vèrtebres.
  • 7 filaments pectorals (els dos superiors són més llargs que la longitud total del cos).[6][7][8]

Alimentació

Menja crustacis, peixets i organismes bentònics.[9]

Hàbitat

És un peix d'aigua dolça, salabrosa i marina; potamòdrom;[10] demersal i de clima tropical.[6]

Distribució geogràfica

Es troba a la península de Malacca, Sumatra i Borneo.[6][11][12][13][14][15][16][17][18][19][20][21][22][23]

Ús comercial

Es comercialitza fresc[7] i els exemplars petits es poden emprar com a aliment per a ànecs i fertilitzants.[13]

Observacions

És inofensiu per als humans.[6]

Referències

  1. Linnaeus, C., 1758. Systema naturæ per regna tria naturæ, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata. - pp. (1-4), 1-824. Holmiæ. (Salvius). [1]
  2. uBio (anglès)
  3. Bleeker, P., 1854. Nalezingen op de ichthyologische fauna van Bengalen en Hindostan. Verhandelingen van het Bataviaasch Genootschap van Kunsten en Wettenschappen v. 25: 1-164, Pls. 1-6.
  4. Catalogue of Life (anglès)
  5. The Taxonomicon (anglès)
  6. 6,0 6,1 6,2 6,3 FishBase (anglès)
  7. 7,0 7,1 Rainboth, W.J., 1996. Fishes of the Cambodian Mekong. FAO Species Identification Field Guide for Fishery Purposes. FAO, Roma, 265 p.
  8. Motomura, H., 2003. A new species of freshwater threadfin, Polynemus aquilonaris, from Indochina, and redescription of Polynemus dubius (Bleeker, 1853) (Perciformes: Polynemidae). Ichthyol. Res. 50(2):154-163.
  9. Motomura, H., 2004. Threadfins of the world (Family Polynemidae). An annotated and illustrated catalogue of polynemid species known to date. FAO Species Catalogue for Fishery Purposes. Núm. 3. Roma, FAO, 117 p.
  10. Riede, K., 2004. Global register of migratory species - from global to regional scales. Final Report of the R&D-Projekt 808 05 081. Federal Agency for Nature Conservation, Bonn, Alemanya. 329 p.
  11. Baird, I.G., V. Inthaphaisy, P. Kisouvannalath, B. Phylavanh i B. Mounsouphom, 1999. The fishes of southern Lao. Lao Community Fisheries and Dolphin Protection Project. Ministry of Agriculture and Forestry, Laos. 161 p.
  12. Department of Fisheries Malaysia, 2009. Valid local name of Malaysian marine fishes. Department of Fisheries Malaysia. Ministry of Agriculture and Agro-based Industry. 180 p.
  13. 13,0 13,1 Feltes, R.M., 2001. Polynemidae. Threadfins. P. 3090-3116. A: K.E. Carpenter i V.H. Niem (eds.). FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Vol. 5. Bony fishes part 3 (Menidae to Pomacentridae). FAO, Roma.
  14. Kapoor, D., R. Dayal i A.G. Ponniah, 2002. Fish biodiversity of India. National Bureau of Fish Genetic Resources Lucknow, Índia. 775 p.
  15. Kottelat, M., 2001. Fishes of Laos. WHT Publications Ltd., Colombo 5, Sri Lanka. 198 p.
  16. Kottelat, M. i A.J. Whitten, 1996. Freshwater fishes of Western Indonesia and Sulawesi: additions and corrections. Periplus Editions, Hong Kong. 8 p.
  17. Lamberts, D i T. Sarath, 1997. Base line information on the ecology of the fish and the habitats of the flood area of the Tonlé Sap Lake in Siem Reap Province, Cambodia. GCP/CMB/002/BEL.
  18. Lim, P., S. Lek, S.T. Touch, S.-O. Mao i B. Chhouk, 1999. Diversity and spatial distribution of freshwater fish in Great Lake and Tonle Sap River (Cambodia, Southeast Asia). Aquat. Living Resour. 12(6):379-386.
  19. Monkolprasit, S., S. Sontirat, S. Vimollohakarn i T. Songsirikul, 1997. Checklist of Fishes in Thailand. Office of Environmental Policy and Planning, Bangkok, Tailàndia. 353 p.
  20. Randall, J.E. i K.K.P. Lim (eds.), 2000. A checklist of the fishes of the South China Sea. Raffles Bull. Zool. Suppl. (8):569-667.
  21. Schuster, W.H. i R. Djajadiredja, 1952. Local common names of Indonesian fishes. W.V. Hoeve, Bandung, Indonèsia. 276 p.
  22. Taki, Y., 1978. An analytical study of the fish fauna of the Mekong basin as a biological production system in nature. Research Institute of Evolutionary Biology Special Publications núm. 1, 77 p. Tòquio, Japó.
  23. Talwar, P.K. i A.G. Jhingran, 1991. Inland fishes of India and adjacent countries. Volum 2. A.A. Balkema, Rotterdam.


Bibliografia


Enllaços externs

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Polynemus dubius: Brief Summary ( Catalan; Valencian )

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Polynemus dubius és una espècie de peix pertanyent a la família dels polinèmids.

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Polynemus dubius ( Basque )

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Polynemus dubius Polynemus generoko animalia da. Arrainen barruko Polynemidae familian sailkatzen da.

Banaketa

Erreferentziak

  1. Froese, Rainer & Pauly, Daniel ed. (2006), Polynemus dubius FishBase webgunean. 2006ko apirilaren bertsioa.

Ikus, gainera

(RLQ=window.RLQ||[]).push(function(){mw.log.warn("Gadget "ErrefAurrebista" was not loaded. Please migrate it to use ResourceLoader. See u003Chttps://eu.wikipedia.org/wiki/Berezi:Gadgetaku003E.");});
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Polynemus dubius: Brief Summary ( Basque )

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Polynemus dubius Polynemus generoko animalia da. Arrainen barruko Polynemidae familian sailkatzen da.

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Polynemus dubius ( Dutch; Flemish )

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Vissen

Polynemus dubius is een straalvinnige vissensoort uit de familie van draadvinnigen (Polynemidae).[1] De wetenschappelijke naam van de soort is voor het eerst geldig gepubliceerd in 1854 door Bleeker.

Bronnen, noten en/of referenties
  1. (en) Polynemus dubius. FishBase. Ed. Ranier Froese and Daniel Pauly. 10 2011 version. N.p.: FishBase, 2011.
Geplaatst op:
22-10-2011
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