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Palaeoecological evidence of a historical collapse of corals at Pelorus Island, inshore Great Barrier Reef, following European settlement by George Roff,

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Presentation on theme: "Palaeoecological evidence of a historical collapse of corals at Pelorus Island, inshore Great Barrier Reef, following European settlement by George Roff,"— Presentation transcript:

1 Palaeoecological evidence of a historical collapse of corals at Pelorus Island, inshore Great Barrier Reef, following European settlement by George Roff, Tara R. Clark, Claire E. Reymond, Jian-xin Zhao, Yuexing Feng, Laurence J. McCook, Terence J. Done, and John M. Pandolfi Proceedings B Volume 280(1750):20122100 January 7, 2013 ©2013 by The Royal Society

2 Map of the Palm Islands region (central Great barrier Reef) and study sites at Pelorus Island (green boundaries indicate land, yellow boundaries indicate reef outlines). George Roff et al. Proc. R. Soc. B 2013;280:20122100 ©2013 by The Royal Society

3 Life and death assemblages at Pelorus Island, Great Barrier Reef. George Roff et al. Proc. R. Soc. B 2013;280:20122100 ©2013 by The Royal Society

4 Single linkage cluster analysis of life and death assemblages at transect level across sites A–C. George Roff et al. Proc. R. Soc. B 2013;280:20122100 ©2013 by The Royal Society

5 U-series ages from death assemblages at Pelorus Island, Great Barrier Reef (a) U-series ages (AD±2σ errors) from arborescent Acropora (n = 48) and Pavona (n = 15) assemblages (ordered from oldest to youngest age), (b) relative probability curves (Gaussian f... George Roff et al. Proc. R. Soc. B 2013;280:20122100 ©2013 by The Royal Society

6 Core logs of fossil coral assemblages at Pelorus Island, Great Barrier Reef. George Roff et al. Proc. R. Soc. B 2013;280:20122100 ©2013 by The Royal Society

7 Relative probability curves from U-series ages (Acropora = red lines, all sites, Pavona = blue lines, site B) and regional palaeoenvironmental records for cyclone activity (T = tropical storm, 1–5 = tropical cyclone intensity scale), SST anomalies, Pacific... George Roff et al. Proc. R. Soc. B 2013;280:20122100 ©2013 by The Royal Society


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