Katsuwonus pelamis   (Linnaeus,  1758) (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Perciformes
Family:Scombridae

Image copyrights: Mya Than Tun

Description
Size: 40-110 cm.

Max. weight reported: 34.5 kg

Color: Dark bluish above, yellowish white below. Four to six longitudinal dark bands on lower half of body. Spinous dorsal pale with dark edges. Second dorsal dusky gray. Pectoral dark, lower rays lighter. Ventral dusky gray, inner rays lighter.

Head 3.1-3.4 in standard length, 3.4-3.7 in total length. Depth of body 3.8-4.1 in standard length, 4.2-4.5 in total length. Eye diameter 5.7-7.0 in head, 1.6-2.0 in snout and 1.4-1.7 in interorbital space. Maxillary extending to below anterior 2/5 of eye. Jaws with small conical teeth. Vomer and palatines edentulous. First and second dorsal fins separated only by a narrow interspace not exceeding eye diameter. First dorsal spine almost equal to postorbital length of head, following spines gradually becoming shorter. Dorsal and anal low, anterior rays longer. Anal fin insertion slightly behind that of dorsal. Pectoral fin shorter than postorbital length of head. Body except corselet and lateral line naked. Corselet well developed, scales on front part of back and above pectoral larger than others.
Number of spines in the first dorsal fin: XV-XVI; number of spines and rays in the second dorsal fin: 14-15+8; number of spines and rays in the anal fin: 15+7; number of rays in the pectoral fin: 26-27; number of spines and rays in the ventral fin: I, 5; gill raker count: 14-17+34-39.
Body robust, deep but tapering strongly posteriorly. Head somewhat compressed and convex above. Snout long and pointed. Mouth oblique. Maxillary reaching nearly or quite opposite middle of eye. Teeth in single series on jaws but not on palatine and vomer. First dorsal originating a little behind insertion of pectoral. Spines in the first dorsal slender, the anterior ones long and the posterior ones short. Second dorsal somewhat elevated with deep concave margin. Origin of anal slightly in advance of vertical from the base of last ray of second dorsal. Ventral shorter than pectoral. Lateral line curved below second dorsal, then passing straight to caudal base. Trunk naked except corselet and lateral line. Caudal with a strong lateral keel. Caudal fin lunate.

Normally heterosexual. Dioecious, external fertilization, nonguarders, open water/substratum egg scatterers. Spawn throughout the year. In tropical waters, reproductively active female skipjack tuna spawn almost daily. Eggs and larvae are pelagic.

Max. age reported: 12 years

Remarks: Values in above description denote proportions.


Synonym (s)
Euthynnus pelamis (Linnaeus, 1758)
(Senior synonym)
Gymnosarda pelamis (Linnaeus, 1758)
(Senior synonym)
Katsuwonus pelamis (Linnaeus, 1758)
(Senior synonym)
Orcynus pelamis (Linnaeus, 1758)
(Senior synonym)
Scomber pelamides Lacepede, 1801
(Junior synonym)
Scomber pelamis Linnaeus, 1758
(Senior synonym)
Thinnus pelamis (Linnaeus, 1758)
(Senior synonym)
Thynnus pelamis (Linnaeus, 1758)
(Senior synonym)
Thynnus vagans Lesson, 1829
(Junior synonym)
Euthynnus pelamis Smith, 1949
Katsuwonus pelamis Munro, 1955
Katsuwonus pelamys Kishinouye, 1915
Thynnus pelamys Day, 1878
Euthynnus pelamys (Linnaeus, 1758)
(Misspelling)
Gymnosarda pelamys (Linnaeus, 1758)
(Misspelling)
Katsowonus pelamis (Linnaeus, 1758)
(Misspelling)
Katsuwinus pelamis (Linnaeus, 1758)
(Misspelling)
Katsuwonnus pelamis (Linnaeus, 1758)
(Misspelling)
Katsuwonus pelamys (Linnaeus, 1758)
(Misspelling)
Scomber pelamys Linnaeus, 1758
(Misspelling)
Thunnus pelamys (Linnaeus, 1758)
Thynnus pelamys (Linnaeus, 1758)
(Misspelling)

Common Name (s)
• Skipjack Tuna (English)
• Striped Tuna (English)
• Bonito (English)
• Oceanic Skipjack (English)
• Skiy Jack (English)
• Stripped Tuna (English)
• Gedar (Gujarati)
• Bokado (Konkani)
• Kalabila Mas (Mahl)
• Choora (Malayalam)
• Bugudi (Marathi)
• Gedar (Marathi)
• Kuppa (Marathi)
• Oceanic Bonito (English)
• Choorai
• Kali-Phila-Das
• Choora and Metti
Economic Importance and Threats
Importance:  Commercial, Dangers
(Fisheries, gamefish. Marketed fresh, frozen or canned also dried-salted and smoked.
Reported to cause ciguatera poisoning.)

Ecology
Habitat:  Pelagic
Trophic Level:  Tertiary Consumer
Prey:  Fishes, crustaceans, cephalopods and mollusks; cannibalism is common
Predator:  Fishes (Katsuwonus pelamis, Coryphaena hippurus, Makaira indica, Makaira nigricans, billfishes, Acanthocybium solandri, Thunnus albacares, Thunnus obesus, Makaira mazara), sea birds (Anous stolidus, Sterna fuscata), sharks (Carcharhinus albimarginatus, Isurus oxyrinchus, whaler sharks)

Biogeography


• MYANMAR
• Andhra Pradesh, Vishakhapatnam INDIA (Record: 2004-2006) (Depth: -100 mts)
• Tamil Nadu, Tuticorin INDIA (Record: 1989-2002)
• Lakshadweep, Agatti INDIA
• Lakshadweep, Kalpeni INDIA
• Lakshadweep, Kavaratti INDIA
• Lakshadweep, Minicoy INDIA
• Kerala, Vizhinjam INDIA
• Maharashtra, Ratnagiri INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Arabian Sea (Lat: 16) (Long: 68.5) INDIA (Record: 02/1985-06/1987) (Depth: 60-300 mts)
• Arabian Sea (Lat: 19) (Long: 70.5) INDIA (Record: 02/1985-06/1987) (Depth: 60-300 mts)
• Lakshadweep INDIA
• West Coast INDIA
• South East Coast INDIA
• Andaman Sea INDIA
• Pondicherry INDIA
• Kerala INDIA
• Tamil Nadu, Tuticorin INDIA
• Andaman and Nicobar Islands INDIA
• Lakshadweep, Minicoy Island (Lat: 8.11) (Long: 73.3) INDIA
• INDIA
• Gujarat, Veraval INDIA
• Andhra Pradesh, Vishakhapatnam INDIA
• Lakshadweep, Minicoy (Lat: 11) (Long: 72.5) INDIA

Literature Source(s)
  • Rao, DV; Devi, K and Rajan, PT (2000) An account of ichthyofauna of Andaman and Nicobar Islands, Bay of Bengal Occasional paper no 178 Records of the Zoological Survey of India ZSI, Calcutta 1-434 Available at - NCL, Pune
  • Murugesh, M and Madhavi, R (1995) Some new and known species of the genus Didymocystis Ariola, 1902 (Trematoda: Didymozoidae) from scombrid fishes of the Visakhapatnam coast, Bay of Bengal Systematics Parasitology 31(1) 40141 Available at - NCL, Pune (ASFA Records)
  • Ho, JS and Lin, CL (2000) Anuretes grandis sp.n., a caligid copepode (Siphonostomatoida) parasitic on Diagramma pictum (Pisces) in Taiwan, with discussion of Anuretes Heller, 1865 Folia Parasitologica 47 227-234 Available at - http://www.paru.cas.cz/folia/pdf/3-00/ho.pdf
  • Rohde, K and Hayward, CJ (1999) Revision of monogenean subfamily Priceinae Chauhan, 1953 (Polyopisthocotylea: Thoracocotylidae) Systematic Parasitology 44(3) 171-182
  • Hussain, SM Brief report on biodiversity in the coastal areas of Pakistan p 113
  • Allen, BR and Cliff, G (2000) Sharks caught in the protective gill nets off Kwazulu-Natal, South Africa. 9. The spinner shark Carcharhinus brevipinna (Muller and Henle) South African Journal of Marine Science 22 199-215 Available at - NIO, Goa
  • Heemstra, E; Heemstra, P; Smale, M; Hoopers, T and Pelicier, D (2004) Preliminary checklist of coastal fishes from the Mauritian island of Rodrigues Journal of natural history Taylor and Francis 38(23-24) 3315 - 3350 Available at - taylorandfrancis.metapress.com/ index/
  • Letourneur, Y; Chabanet, P; Durville, P; Taquet, M; Teissier, E; Parmentier, M; Quero, JC and Pothin, K (2004) An updated checklist of the marine fish fauna of Reunion Island, south-western Indian Ocean Cybium 28(3) 199-216
  • Daisuke, U; Mafumi, W; Annamalai, S; Hiroyuki, T; Gilberto, F; Paul, KSL; Gene, JZ; Muswerry, M; Hamidah, R; Maricar, P; Chung, KH and Shinsuke, T (2005) Global pollution monitoring of polychlorinated dibenzo-p-dioxins (PCDDs), furans (PCDFs) and coplanar polychlorinated biphenyls (coplanar PCBs) using skipjack tuna as bioindicator Environmental pollution Elsevier, Oxford, ROYAUME-UNI 136 303-313
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • 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
  • Rohit, P; Rao, GS and Rammohan, K (2008) Yellowfin tuna fishery by traditional fishermen at Visakhapatnam, Andhra Pradesh Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin, India 50(1) 62-68 Available at - NIO, Goa
  • Abdussamad, EM; Pillai, PP; Kasim, HM and Balasubramanian, TS (2005) Fishery and population characteristics of coastal tunas at Tuticorin Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin, India 47(1) 50-56 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
  • Talwar, PK and Kacker, RK (1984) Commercial sea fishes of India ZSI, Calcutta 997 pp Available at - NIO, Goa
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 4 Available at - http://www.fao.org/docrep/009/ad468e/ad468e00.HTM#Contents
  • Fischer, W and Whitehead, PJP (1974) FAO species identification sheets for fishery purposes. Eastern Indian Ocean - Fishing Area 57 and Western Central Pacific - Fishing Area 71 FAO, Rome 4 Available at - http://www.fao.org/docrep/009/e9163e/e9163e00.htm
  • Dr. Kumaraguru, AK (2000) Studies on socioeconomics of Coral Reef resource users in the Gulf of Mannar coast, South India Centre for Marine and Coastal studies School of Energy, Environment and Natural Resources Madurai Kamaraj University, Madurai, India Available at - http://planningcommission.nic.in/reports/sereport/ser/stdy_coral.pdf
  • Balachandran, K and Nizar, MA (1990) A check list of fishes of the Exclusive Economic Zone of India collected during the research cruises of FORV Sagar Sampada Proceedings of the first workshop on scientific results of FORV Sagar Sampada CMFRI, Cochin 305-324 Available at - http://eprints.cmfri.org.in/5269/1/43.pdf
  • Nair, RV; Rao, KV and Dorairaj, K (1970) The tunas and tuna-like fishes of India Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 23 1-110 Available at - http://eprints.cmfri.org.in/611/1/Bulletin_23.pdf
  • Jones, S. (1969) Catalogue of fishes from the Laccadive Archipelago in the reference collections of the Central Marine Fisheries Research Institute. Bulletin of Central Marine Research Institute CMFRI, Cochin 8 1-35 Available at - http://eprints.cmfri.org.in/569/1/Bulletin_8.pdf
  • Ramani, K; Ammini, PL; Srinivasan, J; Najeemudeen, SH; Beena, MR; George, KP; Seynudeen, MB; Subbaraman, G; Anandan, K; Khambadkar, LL; Augustine, SK; Pugazhendi, D; Rudhramurthy, N; Subramani, S; Seetharaman, S; Batcha, HK and Sankaralingam, S (2010) An overview of marine fisheries in India during 2007 Marine Fisheries Information Service CMFRI, Kochi 203 1-14 Available at - NIO, Goa
  • Jones, S and Silas, EG (1960) Indian tunas—A preliminary review, with a key for their identification Indian Journal of Fisheries CMFRI 7 (2) 369-393 Available at - http://eprints.cmfri.org.in/1902/1/Article_07.pdf
  • Jones, S; Silas, EG and Dawson, E (1960) New records of scombroid fishes from the Andaman-Nicobar waters Journal of the marine biological association of India The marine biological association of India 2(1) 130-133 Available at - http://eprints.cmfri.org.in/1619/1/Jones_136-138.pdf
  • Jones, S and Kumaran, M (1959) The fishing industry of Minicoy Island with special reference to the tuna fishery Indian Journal of Fisheries Indian Council of Agricultural Research 6 (1) 30-57 Available at - http://eprints.cmfri.org.in/1866/1/Article_04.pdf
  • Talwar, PK (1990) Fishes of Andaman and Nicobar Islands: A synoptic survey Journal of the Andaman Science Association Andaman Science Association, Port Blair 6(2) 71-102 Available at - NIO,Goa
  • 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
  • Biswas, KP (2009) Fishes around Indian Ocean Dominant Fish Groups Occurring in Indian Coasts Daya publishing house Available at - NIO,Goa
  • Biswas, KP (2009) Fishes around Indian Ocean Coastal Fishery Resources in Countries Bordering Indian Ocean Daya publishing house Available at - NIO,Goa
  • Devaraj, M and Vivekanandan, E (1999) Marine capture fisheries of India: Challenges and Opportunities Current Science Current Science Association 76(3) 314-333 Available at - http://eprints.cmfri.org.in/6115/1/509.pdf

Page last updated on:2012-03-13

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