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dc.creatorKlarian,Sebastian A
dc.creatorCornejo,Augusto
dc.creatorSallaberry-Pincheira,Pauline
dc.creatorBarría,Patricio
dc.creatorMeléndez,Roberto
dc.date2016-05-01
dc.date.accessioned2019-05-03T13:27:58Z
dc.date.available2019-05-03T13:27:58Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0718-560X2016000200025
dc.identifier.urihttp://revistaschilenas.uchile.cl/handle/2250/88206
dc.descriptionStable isotope analyses for shortfin mako (Isums oxyrinchus) and blue sharks (Prionace glauca) were conducted to assess their trophic position in two periods of time (before 1980 and after 2000) in the Southeastern Pacific waters (SEP). Both sharks showed that their trophic position decreased over time (P < 0.05). Many factors could be involved in this change such as dietary shifts, prey availability, or indirect fishing effects in SEP waters.
dc.formattext/html
dc.languageen
dc.publisherPontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del Mar
dc.relation10.3856/vol44-issue2-fulltext-25
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceLatin american journal of aquatic research v.44 n.2 2016
dc.subjectstable isotopes
dc.subjectsharks
dc.subjecttop predators
dc.subjecttrophic position
dc.subjectsoutheastern Pacific
dc.titleAssessing the trophic position of two sharks from the open waters of the southeastern Pacific Ocean


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