Polynemus heptadactylus [Status Unaccepted]   Cuvier,  1829 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Mya Than Tun

Size: 15-27 cm.

Color: In alcohol specimens silvery or golden, brown above. Pectorals blackish, other fins yellowish.

Height 3-3.1, 3.7-4 in length with caudal. Head 3.4-3.7, 4.4-4.5 in length with caudal. Eyes 3.4, about twice in postorbital part of head and equal to the somewhat convex interorbital space. Snout much shorter than eye, prominent. Mouth large, reaching far behind eye. Maxillaries scaly, about twice in head. Head covered with scales to end of snout. Anterior and posterior nostrils close together, somewhat nearer to end of snout than to eye. Praeoperculum coarsely serrated, its inferior spine more or less distinctly longer and stronger than the others, its angle produced and rounded. Upper lip absent, lower lip well developed but not continuous at symphysis. Narrow bands small teeth on jaws and on palatines, bands on lastnamed somewhat constricted in the middle. Few teeth on vomer. Origin of dorsal between that of ventrals and pectorals. First dorsal spine of first dorsal minute, second one shorter but stronger than the third and shorter than postorbital part of head. Origin of second dorsal in advance of that of anal, its spine more than 2/3 of second spine of first dorsal and about equal to third anal spine. First anal spine very small. Dorsals, anal and caudal scaly. Caudal deeply forked, the lobes pointed. Pectorals somewhat falciform, all the rays simple, about equal to head without snout. Third, fourth and fifth pectoral filament about of equal length, reachind to end of ventrals or somewhat farther. Ventrals somewhat shorter or longer than postorbital part of head. Distance between origin of ventrals and anal equal to or less than head.

Remarks: Values in about description denote proportions.

Synonym (s)
Filimanus heptadactyla Cuvier, 1829
Filimanus heptadactylus (Cuvier, 1829)
Filimanus similis (non Feltes, 1991)
Polydactylus multiradiatus (non Gunther, 1860)
Polydactylus sextriatus (non Bloch, 1801)
Polynemus heptadactylus Cuvier, 1829
Trichidion heptadactylum (Cuvier, 1829)
Polydactylus multiradiatus (Gunther, 1860)
Polynemus heptadactylus Bleeker, 1849
Polynemus heptadactylus Cantor, 1850
Polynemus heptadactylus Day, 1888
Trichidion heptadactylum Jordan and Starks, 1917

Common Name (s)
• Sevenfinger Threadfin (English)
• Seven Fingered Threadfin (English)
• Shiri (Gujarati)
• Bameen (Malayalam)
• Shende (Marathi)
• Ma Kala (Tamil)
• Maga (Telugu)
• Seven Thread Tassel Fish (English)
Economic Importance and Threats
Importance:  Commercial
(Marketed fresh or frozen, dried and salted)

Habitat:  Muddy
Prey:  Small crustaceans (especially shrimp), fishes and bottom living organisms


• Maharashtra, Dahanu Creek (Lat: 19.97) (Long: 72.72) INDIA
• Maharashtra, Danda Creek (Lat: 19.6) (Long: 72.72) INDIA
• Maharashtra, Savta Creek (Lat: 19.95) (Long: 72.77) INDIA
• Kerala, Shanghumugham INDIA
• Kerala, Vizhinjam INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep INDIA
• Maharashtra, Amba Estuary INDIA
• Gujarat, Off Kandla INDIA (Record: 1986-1987)
• Tamil Nadu, Tuticorin INDIA
• Gujarat INDIA
• Andhra Pradesh, Off Visakhapatnam (Lat: 17.73) (Long: 83.55) INDIA (Record: 04/1989-03/1990) (Depth: 50 mts)
• Andaman and Nicobar Islands (Lat: 13.75) (Long: 94.25) INDIA
• Andaman and Nicobar Islands (Lat: 6.75) (Long: 92.16) INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at - http://www.reefindia.org/
  • Ghosh, TK (2002) Ranking of fishes harvested from creeks at Dahanu in west coast of India AFSIB, Mangalore and AoA, Bhubaneswar 319-326 Available at - NCL, Pune
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Day, F (1981) The fishes of Malabar 1-281 Available at - CMFRI, Kochi
  • Suppa, M; Suebsin, S; Suri, V and Songsirikul, T (1997) Checklist of fishes in Thailand Office of Environmental Policy and Planning 1-353 Available at - CMFRI, Kochi
  • Tun, MT (2001) Marine fishes of Myanmar (pelagic and demersal) U Than Tun, Director-General, Department of Fisheries, Ministry of Livestock and Fisheries, Myanmar 276 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Kurian, CV (1953) A preliminary survey of the bottom fauna and bottom deposits of the Travancore coast within the 15-fathom line Proceedings of the National Institute of Sciences of India 19 746–775 Available at - http://www.new.dli.ernet.in/rawdataupload/upload/insa/INSA_1/20005b8b_747.pdf
  • Weber, M; Beaufort, LF (1922) The fishes of the Indo-Australian Archipelago Print times, Pataudi house, Daryaganj, New Delhi 4 410 pp Available at - NIO, Goa
  • Jones, S and Kumaran, M (1980) Fishes of the Laccadive Archipelago The Nature Conservation and Aquatic Sciences Service, Trivandrum, Kerala 760 pp Available at - NIO, Goa
  • Gajbhiye, SN; Mehta, P; Mustafa, S and Nair, VR (1995) A case study on the impact of industrial effluents disposal on the fisheries of Amba river estuary, Maharastra Journal of the Indian Fisheries Association Indian Fisheries Association 25 25-38 Available at - http://hdl.handle.net/2264/2319
  • Nair, VR; Govindan, K; Ramaiah, N and Gajbhiye, SN (1993) Fishery potential of the Gulf of Kachchh Journal of the Indian Fisheries Association Indian Fisheries Association 23 91-103 Available at - http://drs.nio.org/drs/bitstream/2264/2779/2/J_Indian_Fish_Assoc_23_91.pdf
  • Murty, VS (1969) Catalogue of fishes (excluding from the Laccadives) in the reference collections of the Central Marine Fisheries Research Institute Bulletin of Central Marine Research Institute CMFRI, Cochin 10 1-38 Available at - http://eprints.cmfri.org.in/571/1/Bulletin_10.pdf
  • Bapat, SV; Deshmukh, VM; Krishnamoorthi, B; Muthiah, C; Kagwade, PV; Ramamirtham, CP; Mathew, KJ; Pillai, SK and C. Mukundan (1982) Species composition, distribution and abundance of major groups/species Fishery resources of the Exclusive Economic Zone of the NorthWest coast of India Bulletin Of Central Marine Fisheries Research Institute CMFRI, Kochi 33 1-86 Available at - http://eprints.cmfri.org.in/808/1/Bulletin_No_33.pdf
  • Pillai, PKM and Augustine, SK (2000) A code list of common marine living resources of the Indian seas CMFRI Special Publication No.12 CMFRI 1-115 Available at - eprints.cmfri.org.in/3975/1/Special_Publication_No_12_Revised.pdf
  • Dholakia, AD (2004) Marine resources Fisheries and aquatic resources of India Daya publishing house 271-303 Available at - NIO, Goa
  • Sujatha, K (1995) Finfish constituents of trawl by-catch off Visakhapatnam Fishery Technology Society of Fisheries Technologists 32(1) 56-60 Available at - NIO, Goa
  • Roy, SD; Rajan, PT and Soundararajan, S (2006) Marine food fishes of Andaman and Nicobar islands Fishing Chimes 25(10) 108-110 Available at - NIO, Goa

Page last updated on:2012-01-25

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