Warm, not cold, temperatures were a major factor in the Late Miocene reef decline in the Coral Sea.

Benjamin Petrick, University Kiel, Institute of Geosciences, Kiel, Germany, Lars Reuning, CAU Kiel, Institute of Geosciences, Kiel, Germany, Gerald Auer, University of Graz, Department of Geobiology and Palaeoecology, Graz, Austria, Yige Zhang, Yale University, Department of Geology and Geophysics, New Haven, CT, United States, Miriam Pfeiffer, University of Kiel, Institute for Geosciences, Kiel, Germany and Lorenz Schwark, University of Kiel, Marine Science, Kiel, Germany