Lead in Corals Data --------------------------------------------------------------------- NOAA Paleoclimatology Program and World Data Center for Paleoclimatology, Boulder --------------------------------------------------------------------- NOTE: PLEASE CITE ORIGINAL REFERENCE WHEN USING THIS DATA!!!!! NAME OF DATA SET: Lead in Corals Data LAST UPDATE: 11/2004 (Original Receipt by WDC Paleo) CONTRIBUTOR: Glen Shen, University of Washington IGBP PAGES/WDCA CONTRIBUTION SERIES NUMBER: 2004-096 SUGGESTED DATA CITATION: Shen, G.T. and E.A. Boyle. 2004. Lead in Corals Data. IGBP PAGES/World Data Center for Paleoclimatology Data Contribution Series #2004-096. NOAA/NGDC Paleoclimatology Program, Boulder CO, USA. ORIGINAL REFERENCE: Shen, G.T. and E.A. Boyle. 1987. Lead in corals: reconstruction of historical industrial fluxes to the surface ocean. Earth and Planetary Science Letters 82: 289-304. GEOGRAPHIC REGION: Atlantic, Pacific, and Indian Oceans PERIOD OF RECORD: 1698-1983 AD DESCRIPTION: Lead concentration data from annually-banded scleractinian corals, illustrating anthropogenic Pb increases in the surface ocean. Sites: North Atlantic Ocean: Bermuda, North Rock 32 deg. 29'N, 64 deg. 48'W 10 m. depth Diploria strigosa Bermuda, Southern Preserve 32 deg. 19'N, 64 deg. 41'W 9 m. depth Diploria strigosa Florida, Hens & Chickens Reef 24 deg. 57'N, 80 deg. 33'W 4 m. depth Montastrea annularis Pacific Ocean: Galapagos, San Cristobal Island 0 deg. 45'S, 89 deg. 36'W 15 m. depth Pavona clavus Tutuila, Aunuu 14 deg. 20'S, 170 deg. 40'W 5 m. depth Hydnophora microconos Fiji, Suva 18 deg. 07'S, 178 deg. 27'E 5 m. depth Platgyra rustica Indian Ocean: Mauritius 20 deg. 0'S, 57 deg. 30'E ?? m. depth Platgyra rustica DATA: 1. Bermuda - North Rock, D. strigosa Pb/Ca Column 1: Year Column 2: [Pb]/[Ca] x 10e-9 Column 3: n, number of samples Column 4: standard deviation among multiple measurements Year Pb/Ca n std.dev 1883-85 5.2 4 0.3 1890-93 5.5 3 0.6 1898-99 8.3 4 1.0 1900-01 12.3 3 1.2 1910-11 11.9 3 1.2 1916-17 13.5 3 0.4 1918-19 15.1 3 1.1 1921 17.9 2 1.5 1923 20.3 3 0.2 1926 19.8 2 0.6 1929 20.0 3 1.2 1932 20.8 3 2.8 1936 18.9 3 2.0 1938 20.3 3 2.0 1939 16.9 3 3.8 1941 19.8 2 2.2 1943 24.7 3 1.3 1944 28.1 3 2.8 1945 21.9 1 1947 20.1 3 2.3 1948-49 24.8 3 1.2 1949 18.5 3 3.3 1950-51 21.5 7 2.5 1954 20.9 4 5.8 1958 42.9 3 2.4 1959 41.5 2 2.8 1960-61 43.6 3 0.4 1963 48.8 3 1.5 1965 45.8 3 3.1 1966 58.0 3 5.0 1967 50.5 3 2.4 1968 53.5 3 1.2 1969 52.3 3 0.3 1970 52.9 3 2.8 1971 56.7 3 4.5 1972 53.2 4 5.6 1973 52.9 3 2.7 1974 55.6 3 5.9 1975 50.2 3 5.3 1976 49.5 3 3.2 1977 52.0 3 5.3 1978 46.3 3 3.3 1979 44.3 3 3.5 1980 42.6 2 4.4 1981 45.1 3 2.4 1982 36.1 3 1.7 2. Bermuda - North Rock, D. strigosa Pb206/207 Column 1: Year Column 2: 206/207Pb Column 3: 95% Confidence Limit Year 206/207Pb 95% CFL 1886-87 1.2147 0.0810 1894-95 1.2147 0.0820 1902-03 1.2029 0.0130 1910-11 1.1955 0.1460 1920 1.1909 0.0110 1928-29 1.1875 0.1300 1934-35 1.1842 0.0120 1942 1.1855 0.0070 1944 1.1880 0.0450 1948 1.1898 0.0120 1954 1.1889 0.0170 1959 1.1882 0.0050 1971 1.2000 0.0080 1974 1.2054 0.1190 1974+77 1.2032 0.0470 1980 1.2030 0.0110