FishBase | Search | All Living Things

Thunnus alalunga (Bonnaterre, 1788)
Albacore Tuna; Long-fin Tunny; Long-finned Albacore; Thunnus germo Lacépède, 1801; Thunnus germon Lacépède, 1800; Germo germon steadi Whitley, 1933; Scomber germo Lacépède, 1801; Scomber germon Lacépède, 1800; Scomber alalunga Bonnaterre, 1788

Life   Vertebrata   Fish   Scombridae   Thunnus

ERROR: can't read /DL/db/CP/NAME_link.db database.

Thunnus alalunga
© Copyright IATTC 1999, 2006 · -3
Thunnus alalunga

Click on map for details about points.


Main identification features
  • body deepest under 2nd dorsal fin
  • c: rear edge white
  • pectoral: very long (passes 2nd dorsal fin ), tip straight
Two small keels on tail base, separated by a third, large keel; no adipose eyelid; teeth slender, conical; well developed scaly corselet on anterior body, body with small scales behind corselet; tongue with cartilaginous ridges; deep body, with greatest depth at origin of second dorsal fin; dorsal and anal fins with ~9 and ~8 anal finlets behind them; pectoral very long (reaches well past D2 base) and with straight point; second dorsal fin lower than first; 25-31 rakers on first gill arch.

Faint iridescent blue stripe along flank; first dorsal deep yellow; second dorsal and anal light yellow; anal finlets dark grey; tail grey, with white rear border.

Size: 152 cm.

Habitat: oceanic.

Depth: 0-600 m.

Circumglobal, temperate; California to the tip of Baja California and the Revillagigedos, the Galapagos and to southern Peru.

Abundance: Common.
Cites: Not listed.
Climate Zone: North Temperate (Californian Province &/or Northern Gulf of California); Northern Subtropical (Cortez Province + Sinaloan Gap); Antitropical (North and South temperate); South Temperate (Peruvian Province ); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 600 m.
Depth Range Min: 0 m.
Diet: bony fishes; Pelagic crustacea; octopus/squid/cuttlefish.
Eastern Pacific Range: Northern limit=33; Southern limit=-9; Western limit=-118; Eastern limit=-79; Latitudinal range=42; Longitudinal range=39.
Egg Type: Pelagic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Pelagic.
Global Endemism: Circumtropical ( Indian + Pacific + Atlantic Oceans); East Pacific + Atlantic (East +/or West); East Pacific + all Atlantic (East+West); All Pacific (West + Central + East); TEP non-endemic; "Transpacific" (East + Central &/or West Pacific); All species.
Habitat: Water column.
Inshore Offshore: Offshore; Offshore Only.
IUCN Red List: Data deficient; Listed.
Length Max: 152 cm.
Regional Endemism: Island (s); Continent; Continent + Island (s); Tropical Eastern Pacific (TEP) non-endemic; Eastern Pacific non-endemic; All species.
Residency: Vagrant.
Salinity: Marine; Marine Only.
Water Column Position: Mid Water; Near Surface; Surface; Water column only;

Scientific source:

Links to other sites

  • Bonnaterre, J. P., 1788., Tableau encyclopédique et méthodique des trois règnes de la nature... Ichthyologie. Paris., Tabl. Encyclop. Méthod. Ichthyol., :1-215.
  • Briggs, J.C., 1960., Fishes of worldwide (circumtropical) distribution., Copeia, 1960:171-180.
  • Béarez, P., 1996., Lista de los Peces Marinos del Ecuador Continental., Revista de Biologia Tropical, 44:731-741.
  • Collette , B. B. and Nauen, C. E., 1983., Scombrids of the world. An annotated and illustrated catalogue of tunas, mackerels, bonitos and related species known to date. FAO species catalogue Vol. 2., FAO Fish. Synop. No 125, 125.
  • Collette, B.B., Reeb, C. and Block, B.A., 2001., Systematics of the tunas and mackerels (Scombridae)., Fish Physiology, 19:1-33.
  • Eschmeyer , W. N. , Herald , E. S. and Hamman, H., 1983., A field guide to Pacific coast fishes of North America from the Gulf of Alaska to Baja California. Peterson Field Guide Ser. 28., Houghton Mifflin:336pp.
  • Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen III. Vertebrados - Parte 2., FAO3:1201-1813.
  • Grove , J.S. and Lavenberg, R. J., 1997., The fishes of the Galápagos islands., Stanford University Press:863 pp.
  • Jimenez-Prado, P., Béarez, P., 2004., Peces marinos del Ecuador continental / Marine fishes of continental Ecuador., SIMBIOE/NAZCA/IFEA tomo 1 y 2.
  • Jordan, D.S., 1895., The fishes of Sinaloa., Proceedings of the California Academy of Sciences (Series 2), 5:377-514.
  • Joseph , J. , Klawe , W. and Murphy, P., 1988., Tuna and Billfish - fish without a country., Inter-American Tropical Tuna Commission:69.
  • Lopez , M. I. and Bussing, W. A., 1982., Lista provisional de los peces marinos de la Costa Rica., Revista de Biologia Tropical, 30(1):5-26.
  • Love, M.S., Mecklenburg, C.W., Mecklenburg, T.A., Thorsteinson, L.K., 2005., es of the West Coast and Alaska: a checklist of North Pacific and Artic Ocena species from Baja California to the Alaska-Yukon border., U.S. Department of the Interior, U.S. Geological Survey, Biological Resources Division, 288pp.
  • Meek , S.E. and Hildebrand, S.F., 1923., The marine fishes of Panama. Part I., Field Mus. Nat. Hist., Zool. Ser. Publ., XV:1-330.
  • Schaefer, K. M., 2001., Reproductive biology of tunas., Fish Physiology, 19:225-270.
  • Van der Heiden , A. M. and Findley, L. T., 1988., Lista de los peces marinos del sur de Sinaloa, México., Anales del Centro de Ciencias del Mar y Limnologia de la Universidad Autonoma Nacional de Mexico, 15:209-224.


I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.

Supported by
go to Discover Life's Facebook group

Following modified from Australian Faunal Directory
   Top | See original --->
&pull 20q v5.145 20180528: Error 404 Not Found

Following modified from Taiwan Biodiversity National Information Network
   Top | See original

Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Perciformes  
 Family Scombridae  
 Genus Thunnus  
  Thunnus alalunga    (Bonnaterre, 1788) 
Provider: Kwang-Tsao Shao 
hierarchy tree    download xml    download txt    Chinese Page    
Synonyms: Albacora alalonga Germo alalonga Germo alalunga Germo germo Germo germon Germo germon steadi Orcynus alalonga Orcynus alatunga Orcynus germo Orcynus germon Orcynus pacificus details
Citation: 臺灣魚類誌(沈等, 1993); The Live Marine Resources of the Western Central Pacific, Vol.6(FAO, 2001)
Character: Body fusiform, elongate, and slightly compressed. Teeth small and conical, in a single series. Gill rakers 25 to 31 on first gill arch. Two dorsal fins, separated only by a narrow interspace, the first with XIII to XIV spines; second dorsal fin with 14 to 16 rays, shorter, as high as first dorsal fin; followed by 7-8 finlets; anal fin with 14 to 15 rays, about as high as second dorsal fin, followed by 7 to 8 finlets; pectoral fins remarkably long reaching well beyond origin of second dorsal fin; interpelvic process small and bifid. Body with very small scales; corselet of larger scales developed but not very distinct. Caudal peduncle very slender, bearing on each side a strong lateral keel between 2 smaller keels. Swimbladder present, but poorly developed. A faint lateral iridescent blue band runs along sides in live fish; first dorsal fin deep yellow, second dorsal and anal fins light yellow, anal finlets dark; posterior margin of caudal fin white. 
Habitat: Cosmopolitan in tropical and temperate waters of all oceans including the Mediterranean Sea, extending north to 45 to 50°N and south to 30 to 40°S but not at the surface between l0°N and 10°. Feed on fishes, crustaceans and squids. 
Distribution: Cosmopolitan in tropical and temperate waters of all oceans including the Mediterranean Sea, extending north to 45 to 50°N and south to 30 to 40°S but not at the surface between l0°N and 10°S. It is a very common species in Taiwan, especially in eastern a 
Utility: Highly appreciated and marketed fresh, smoked, deep frozen or canned. Eaten steamed, boiled, fried and microwaved. 
Name Code: 382500
  IUCN Red List:NT       Marine     
Suggested Link    The Fish Database of Taiwan    FishBase    Discover Life    World Register of Marine Species (WoRMS)  
User Response:   upload Comments    upload Photo
Previous Page       Home Page

Following modified from FishBase
   Top | See original --->
&pull 20q v5.145 20180528: Error 301 Moved Permanently

Updated: 2020-05-24 23:58:19 gmt
FishBase | Search | All Living Things | Top
© Designed by The Polistes Corporation