NOAA/WDS Paleoclimatology - Alina's Reef, Biscayne National Park - Stable Isotope 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 corals and sclerosponges with a geographic location of Florida, United States Of America. The time period coverage is from 199 to -36 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: Swart, P.K.; Dodge, R.E.; Hudson, J.H. (1996-07-01): NOAA/WDS Paleoclimatology - Alina's Reef, Biscayne National Park - Stable Isotope Data. [indicate subset used]. NOAA National Centers for Environmental Information. https://doi.org/10.25921/jmxq-8v38. Accessed [date].
- Please refer to Credit tab for full citation information.
Dataset Identifiers
- doi:10.25921/jmxq-8v38
- noaa-coral-1885
- NCEI DSI 1200_02
- NCEI DSI 1200_01
ISO 19115-2 Metadata
noaa-coral-1885
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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: 1751 CE to 1986 CE; Date Range: 199 cal yr BP to -36 cal yr BP; |
Time Period | 1751 to 1986 |
Spatial Bounding Box Coordinates |
West: -80.17
East: -80.17
South: 25.38
North: 25.38
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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 | ABSTRACT SUPPLIED BY ORIGINATOR: This study reports on the d180 and d13C composition of the skeleton from a 240-year-old specimen of Montastraea faveolata growing in Biscayne National Park, South Florida. Annual variations in the d180 of the skeleton deposited during the summer months show a bimodal correlation with summer rainfall. During wetter years, the d180 of the coral skeleton and the amount of precipitation during the summer months are inversely correlated (r = -0.7) reflecting dilution of the seawater by meteoric water lower in d180. During years in which summer rainfall is less than normal, increases in precipitation are positively correlated with skeletal d180 (r = +0.6) reflecting the input of freshwater from the Everglades higher in d180. Based on this correlation the d180 record of the coral skeleton suggests that the 19th and 18th centuries have been relatively dry compared to the 20th century. Carbon isotopic compositions of the skeleton are positively correlated with d180, with the minimum in d13C occurring several months after the minimum in d180. Since the mid 1930s there has been a decrease in d13C of the skeleton. Explanations for this trend may be (1) it reflects the increased input of carbon derived from the destruction of terrestrial ecosystems, (2) its part of a long-term decrease in d13C associated with increased addition of fossil fuel-derived CO2. |
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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Global Change Master Directory (GCMD) Science Keywords
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Global Change Master Directory (GCMD) Data Center Keywords
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Last Modified: 2024-05-04
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