NOAA/WDS Paleoclimatology - Pandora Reef, Havannah Island - Ba/Ca Data
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for Paleoclimatology. The associated NCEI study type is Coral. The data include parameters of instrumental with a geographic location of Australia. The time period coverage is from 192 to -48 in calendar years before present (BP). See metadata information for parameter and study location details. Please cite this study when using the data.
Dataset Citation
- Cite as: McCulloch, M.T.; Fallon, S.J.; Wyndham, T.; Hendy, E.J.; Lough, J.M.; Barnes, D.J. (2003-03-31): NOAA/WDS Paleoclimatology - Pandora Reef, Havannah Island - Ba/Ca Data. [indicate subset used]. NOAA National Centers for Environmental Information. https://doi.org/10.25921/c3w9-2c39. Accessed [date].
- Please refer to Credit tab for full citation information.
Dataset Identifiers
- doi:10.25921/c3w9-2c39
- noaa-coral-1874
- NCEI DSI 1200_02
- NCEI DSI 1200_01
ISO 19115-2 Metadata
noaa-coral-1874
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Ordering Instructions | Contact NCEI for other distribution options and instructions. |
Distributor |
NOAA National Centers for Environmental Information ncei.info@noaa.gov |
Dataset Point of Contact |
NOAA National Centers for Environmental Information ncei.info@noaa.gov |
Dataset Point of Contact | Data Center Contact NOAA World Data Service for Paleoclimatology 828-271-4800 paleo@noaa.gov |
Coverage Description | Date Range: 1758 CE to 1998 CE; Date Range: 192 cal yr BP to -48 cal yr BP; |
Time Period | 1758 to 1998 |
Spatial Bounding Box Coordinates |
West: 146.43
East: 146.55
South: -18.85
North: -18.81
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Data Presentation Form | Digital table - digital representation of facts or figures systematically displayed, especially in columns |
Dataset Progress Status | Complete - production of the data has been completed |
Data Update Frequency | Data update frequency not available |
Supplemental Information | STUDY NOTES: Ba/Ca ratios in long-lived Porites coral from Havannah Reef and Pandora Reef as a proxy for Burdekin river sediment fluxes to the inner Great Barrier Reef. Weekly and monthly Burdekin River flow data also reported ABSTRACT SUPPLIED BY ORIGINATOR: The effect of European settlement on water quality in the Great Barrier Reef of Australia is a long-standing and controversial issue. Erosion and sediment transport in river catchments in this region have increased substantially since European settlement, but the magnitude of these changes remains uncertain. Here we report analyses of Ba/Ca ratios in long-lived Porites coral from Havannah Reef - a site on the inner Great Barrier Reef that is influenced by flood plumes from the Burdekin river - to establish a record of sediment fluxes from about 1750 to 1998. We find that, in the early part of the record, suspended sediment from river floods reached the inner reef area only occasionally, whereas after about 1870 -following the beginning of European settlement a five- to tenfold increase in the delivery of sediments is recorded with the highest fluxes occurring during the drought-breaking floods. We conclude that, since European settlement, land-use practices such as clearing and overstocking have led to major degradation of the semi-arid river catchments, resulting in substantially increased sediment loads entering the inner Great Barrier Reef. |
Purpose | Records of past climate and ocean environment derived from stable isotope, trace metal, and other measurements made on corals and sclerosponges. Parameter keywords describe what was measured in this dataset. Additional summary information can be found in the abstracts of papers listed in the dataset citations. |
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Last Modified: 2024-03-19
For questions about the information on this page, please email: ncei.info@noaa.gov
For questions about the information on this page, please email: ncei.info@noaa.gov