Animalia > Chordata > Elasmobranchii > Lamniformes > Alopiidae > Alopias > Alopias vulpinus

Alopias vulpinus (Zorro thresher shark; Whip-tailed shark; Tresher shark; Thresher shark; Thresher; Thrasher; Thintail thresher; Swivetail; Swiveltail; Swingletail; Slasher; Sea fox; Green thresher; Grayfish; Fox shark; Common thresher; Big-eye thresher; Atlantic thresher)

Synonyms: Alopecias barrae; Alopecias chilensis; Alopecias longimana; Alopecias vulpes; Alopias caudatus; Alopias greyi; Alopias macrourus; Alopias vulpes; Carcharias vulpes; Galeus vulpecula; Squalus alopecias; Squalus vulpes; Squalus vulpinus; Vulpecula marina
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Wikipedia Abstract

The Common thresher (Alopias vulpinus), also known by many names such as Atlantic thresher, Big-eye thresher, Fox shark, Green thresher, Swingletail, Slasher, Swiveltail, Thintail thresher, Whip-tailed shark and Zorro thresher shark, is the largest species of thresher shark, family Alopiidae, reaching some 6 m (20 ft) in length. About half of its length consists of the elongated upper lobe of its caudal fin.
View Wikipedia Record: Alopias vulpinus


Migration [2]  Oceanodromous
Water Biome [1]  Reef, Coastal

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Drigg Coast 3453 England, United Kingdom
Morecambe Bay 151985 England, United Kingdom
Pacific Rim National Park Reserve II 137900 British Columbia, Canada
Y Fenai a Bae Conwy/ Menai Strait and Conwy Bay 65440 Wales, United Kingdom  

Prey / Diet

Ammodytes dubius (offshore sand lance)[3]
Atherinops affinis (Topsmelt silverside)[4]
Belone belone (Garfish)[5]
Citharichthys sordidus (Sanddab)[4]
Cololabis saira (Skipper)[4]
Doryteuthis opalescens (california market squid)[6]
Engraulis mordax (Californian anchoveta)[6]
Illex illecebrosus (northern shortfin squid)[3]
Leuresthes tenuis (Grunion)[4]
Merlangius merlangus (Whiting)[5]
Merluccius productus (Whiting)[6]
Pleuroncodes planipes (pelagic red crab)[6]
Pomatomus saltatrix (Tailor run)[3]
Sardinops sagax (Australian pilchard)[6]
Scomber japonicus (Striped mackerel)[6]
Scomber scombrus (Split)[5]
Scomberesox saurus (Atlantic saury)[3]
Sebastes jordani (Slender rockfish)[4]
Sphyraena argentea (Barracuda)[6]
Trachurus symmetricus (Scad)[4]
Trachurus trachurus (Scad)[5]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Amblyraja radiata (Starry ray)1
Anoplopoma fimbria (Skil)2
Balaenoptera borealis (Sei Whale)1
Bathyraja trachura (Roughtail skate)1
Brachyramphus marmoratus (Marbled Murrelet)1
Callorhinus ursinus (Northern Fur Seal)3
Caretta caretta (Loggerhead)1
Caulolatilus princeps (Bighead tilefish)2
Cerorhinca monocerata (Rhinoceros Auklet)2
Citharichthys sordidus (Sanddab)1
Conger conger (Conger)1
Delphinus delphis (Short-beaked Saddleback Dolphin)3
Eopsetta jordani (Petrale sole)1
Eschrichtius robustus (Gray Whale)1
Fratercula cirrhata (Tufted Puffin)2
Fulmarus glacialis (Northern Fulmar)1
Gadus chalcogrammus (Whiting)1
Gadus macrocephalus (Pacific cod)1
Gadus morhua (rock cod)2
Genyonemus lineatus (White croaker)1
Halichoerus grypus (Gray Seal)1
Hippoglossus stenolepis (Pacific halibut)3
Katsuwonus pelamis (White bonito)1
Lagenorhynchus obliquidens (Pacific White-sided Dolphin)4
Lamna ditropis (Salmon shark)2
Lamna nasus (Porbeagle shark)2
Larus argentatus (Herring Gull)1
Larus californicus (California Gull)1
Larus canus (Mew Gull)1
Larus glaucescens (Glaucous-winged Gull)1
Larus heermanni (Heermann's Gull)1
Larus marinus (Great Black-backed Gull)1
Larus occidentalis (Western Gull)2
Leptocottus armatus (Cabezon)1
Lissodelphis borealis (Northern Right Whale Dolphin)2
Merluccius productus (Whiting)1
Mirounga angustirostris (Northern Elephant Seal)3
Ophiodon elongatus (Lingcod)2
Orcinus orca (Killer Whale)1
Phalacrocorax penicillatus (Brandt's Cormorant)1
Phoca vitulina (Harbor Seal)2
Phocoena phocoena (Harbor Porpoise)2
Phocoenoides dalli (Dall's Porpoise)3
Physeter macrocephalus (Sperm Whale)1
Prionace glauca (Tribon blou)4
Puffinus creatopus (Pink-footed Shearwater)1
Puffinus griseus (Sooty Shearwater)4
Puffinus tenuirostris (Short-tailed Shearwater)1
Raja rhina (Longnose skate)2
Sebastes caurinus (Copper rockfish)1
Sebastes flavidus (Yellowtail rockfish)1
Sebastes goodei (Rockfish)1
Squalus acanthias (Common spiny)1
Sterna hirundo (Common Tern)1
Thunnus alalunga (longfinned albacore)1
Thunnus thynnus (horse mackerel)4
Tursiops truncatus (Bottlenosed Dolphin)3
Uria aalge (Common Murre)2
Zalophus californianus (California Sealion)5


Parasitized by 
Acanthobothrium coronatum[7]
Campula oblonga[7]
Cathariotrema selachii[7]
Hepatoxylon trichiuri[7]
Molicola uncinatus[7]
Paraorygmatobothrium exiguum[7]
Paraorygmatobothrium filiforme[7]
Paronatrema vaginicola <Unverified Name>[7]
Phyllobothrium filiforme[7]
Sphyriocephalus tergestinus[7]


Cosmopolitan in temperate and tropical seas (Ref. 6871). Western Atlantic: Newfoundland, Canada to Cuba, Gulf of Mexico, Venezuela, Brazil to Argentina. Eastern Atlantic: Norway and British Isles to the Mediterranean, Morocco, Ghana and Côte d'Ivoire; also Cape Province, South Africa. Indo-Pacific: scattered localities from the Gulf of Aden and East Africa to the Hawaiian, Society and Fanning islands. Eastern Pacific: Canada to Chile. Population considered reduced (R) in the US Atlantic waters; lower risk/conservation dependent (LR/CD) in US Pacific waters; data deficient (DD) in the rest of Atlantic and rest of Pacific (Ref. 12451). Highly migratory species, Annex I of the 1982 Convention on the Law of the Sea (Ref. 26139).;



Attributes / relations provided by
1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
2Riede, Klaus (2004) Global Register of Migratory Species - from Global to Regional Scales. Final Report of the R&D-Projekt 808 05 081. 330 pages + CD-ROM
3Food of Northwest Atlantic Fishes and Two Common Species of Squid, Ray E. Bowman, Charles E. Stillwell, William L. Michaels, and Marvin D. Grosslein, NOAA Technical Memorandum NMFS-NE-155 (2000)
4Szoboszlai AI, Thayer JA, Wood SA, Sydeman WJ, Koehn LE (2015) Forage species in predator diets: synthesis of data from the California Current. Ecological Informatics 29(1): 45-56. Szoboszlai AI, Thayer JA, Wood SA, Sydeman WJ, Koehn LE (2015) Data from: Forage species in predator diets: synthesis of data from the California Current. Dryad Digital Repository.
5Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
7Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Protected Areas provided by GBIF Global Biodiversity Information Facility
Biological Inventories of the World's Protected Areas in cooperation between the Information Center for the Environment at the University of California, Davis and numerous collaborators.
Abstract provided by DBpedia licensed under a Creative Commons License
Weather provided by NOAA METAR Data Access