10.1594/PANGAEA.988627Pereira, Natan SNatan SPereira0000-0002-3307-2655MARUM - Center for Marine Environmental Sciences, University BremenPANGAEA2026Coraloxygen isotope dataSouth AltanticAGEAgeSiderastrea stellata, δ18OSiderastrea stellata, Strontium/Calcium ratioPneumatic drillAge, calculated from a ADIsotope Ratio mass spectrometer, Thermo Fisher Scientific, ThermoScientific, MAT 253Rocas_20132013-06-15T10:00:00Dataset10.1016/j.palaeo.2018.02.007954 data pointstext/tab-separated-valuesCreative Commons Attribution 4.0 InternationalThis dataset comprises oxygen isotope (δ¹⁸O) measurements from coral skeletons of Siderastrea stellata collected at Rocas Atoll (approximately 3.85°S, 33.81°W) in the western tropical South Atlantic. Samples of coral powder were obtained along coral cores at a sampling resolution of 0.5 mm, thereby producing a high-resolution record. The data set under consideration provides a 55-year record of δ¹⁸O, encompassing the period from 1958 to 2013.-33.81-3.85Rocas Atoll, South Atlantic Ocean