Elemental patterns in shark vertebrae reflect age and upwelling histories
John Austin Mohan1, Nathan Ross Miller2, Sharon Z Herzka3, Oscar Sosa-Nishizaki3, Suzanna Kohin4, Heidi Dewar4, Micheal Kinney4 and R.J. David Wells1, (1)Texas A&M University at Galveston, Marine Biology, Galveston, TX, United States, (2)University of Texas at Austin, Austin, TX, United States, (3)CICESE, Biological Oceanography, Ensenada, Mexico, (4)NOAA Southwest Fisheries Science Center, La Jolla, CA, United States