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Radioisotope dates and carbon (δ13C) and nitrogen (δ15N) stable isotope values from modern and mummified Adélie Penguin chick carcasses and tissue from the Ross Sea, Antarctica Data DOI: https://doi.org/10.15784/601263 Cite as Kristan, A., Emslie, S., & Patterson, W. (2020) "Radioisotope dates and carbon (δ13C) and nitrogen (δ15N) stable isotope values from modern and mummified Adélie Penguin chick carcasses and tissue from the Ross Sea, Antarctica" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/10.15784/601263. AMD - DIF Record(s) USAP-1443585_1 Abstract This data set contains measurements of carbon (δ13C) and nitrogen (δ15N) stable isotope values of feather, skin, bone, and toenail samples of mummified Adélie penguin chick remains excavated from multiple sites around the Ross Sea region of Antarctica between 2004 and 2016, as well as the same measurements for modern Adélie chicks collected from the surface of Cape Hallett and Adelie Cove in January 2016. Stable isotope analyses were conducted using an elemental analyzer coupled to a continuous flow stable isotope ratio mass spectrometer. Where possible, accelerator Mass Spectrometry (AMS) radiocarbon dates on selected mummy tissues were completed at the Rafter Radiocarbon Laboratory, New Zealand (NZA), Beta Analytic, Inc. (Beta), the University of Georgia Center for Applied Isotope Studies (UGAMS), and Woods Hole National Ocean Sciences Accelerator Mass Spectrometry (NOSAMS) facility. All dates were corrected for the marine carbon reservoir effect and calibrated to calendar years before present (cal years BP) using a ΔR of 750 ± 50 years and the MARINE13 calibration curve in Calib 7.0 (2σ range). The data set also includes excavation/collection site names and latitude/longitude, date of excavation/collection, tissue used for radiocarbon dating, and carbon to nitrogen ratios. Details of the data set and all relevant methods are provided in Kristan et. al., 2019. Creator(s): Kristan, Allyson; Emslie, Steven; Patterson, William Date Created: 2020-03-03 Repository: USAP-DC (current) License: Creative Commons Attribution-NonCommercial v4.0 Generic [CC BY-NC 4.0] Spatial Extent(s) West: 162, East: 171, South: -78, North: -72 Temporal Extent(s) Start: 2001-01-26 - End: 2016-01-28 Award(s) NSF 1443386 NSF 1443424 NSF 1443585 NSF 1826712 Version: 1 Related Project(s) Collaborative Research: Investigating Holocene Shifts in the Diets and Paleohistory of Antarctic Krill Predators References Kristan, A. K., Emslie, S. D., & Patterson, W. P. (2019). Stable isotope analyses of ancient and modern Adélie Penguin (Pygoscelis adeliae) mummies from the Ross Sea Region, Antarctica. Polar Biology, 1-10. (doi:10.1007/s00300-019-02513-4) Keywords Abandoned Colonies Antarctica Antarctica Holocene Penguin Ross Sea Stable Isotope Analysis