The Island Natural Research Area, Oregon, USA - or089 Additional Site Information P.A. Knapp P.T. Soule' Measurement type: Total ring width Purpose of Collection: Ecology Detrending: Negative exponontial or linear regression with negative or 0 slope Location of core material: Cores stored at LTRR. Availability unknown. Reference: Knapp, P.A. and Soule' P.T. In press 2008. Use of atmospheric CO2-sensitive trees may influence dendroclimatic reconstructions. Geophysical Research Letters. Data collected for ecological and climatological purposes on a Research Natural Area with minimal anthropogenic disturbances. COFECHA output: Chronology file name : OR089.CRN Measurement file name : OR089.RWL Date checked : 29OCT08 Checked by : B. Bauer Beginning year : 1733 Ending year : 1996 Principal investigators: P.A. Knapp P.T. Soule' Site name : The Island Natural Research Area Site location : Oregon Species information : JUOC WESTERN JUNIPER Latitude : 4434 Longitude : -12116 Elevation : 730M Series intercorrelation: 0.872 Avg mean sensitivity : 0.619 Avg standard deviation : 0.948 Avg autocorrelation : 0.441 Number dated series : 28 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: The Island NRA 16:55 Wed 29 Oct 2008 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 IRN1A 1895 1996 .84 .86 .88 .90 2 IRN1B 1905 1996 .61 .88 .90 3 IRN38A 1895 1996 .76 .76 .90 .96 4 IRN65B 1903 1996 .69 .86 .92 5 IRN67A 1889 1996 .82 .91 .95 .95 6 IRN67B 1884 1996 .73 .88 .96 .96 7 IRN78A 1891 1996 .88 .91 .93 .95 8 IRN80A 1854 1996 .64 .87 .88 .94 .93 9 IRN80B 1879 1986 .86 .89 .91 .89 10 IRN83A 1871 1996 .89 .90 .84 .92 .95 11 IRN83B 1841 1996 .87 .88 .90 .87 .93 .95 12 IRN84A 1898 1996 .86 .86 .96 .96 13 IRN88B 1899 1996 .75 .78 .95 .96 14 IRN106A 1831 1996 .86 .88 .89 .89 .93 .94 15 IRN106B 1825 1996 .79 .89 .86 .85 .94 .94 16 IRN108A 1850 1996 .89 .92 .92 .94 .95 17 IRN108B 1813 1996 .87 .88 .90 .91 .92 .97 .96 18 IRN109B 1788 1996 .55 .61 .62 .71 .85 .84 .92 .93 19 IRN110A 1857 1996 .88 .90 .89 .96 .85 20 IRN110B 1809 1996 .69 .75 .79 .88 .84 .90 .91 21 IRN111A 1895 1996 .83 .84 .94 .90 22 IRN111B 1902 1996 .74 .95 .95 23 IRN112B 1740 1910 .96 .95 .88 .88 .82 .75 .66 24 IRN112C 1733 1910 .96 .94 .89 .90 .84 .77 .67 25 IRN113A 1883 1996 .92 .72 .84 .95 26 IRN113B 1891 1996 .78 .70 .85 .94 27 IRN114A 1869 1996 .72 .74 .70 .90 .93 28 IRN114B 1845 1996 .89 .91 .82 .70 .87 .92 Av segment correlation .96 .94 .78 .79 .81 .82 .83 .82 .92 .93 PART 7: DESCRIPTIVE STATISTICS: The Island NRA 16:55 Wed 29 Oct 2008 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- Corr //-------- Unfiltered --------\\ //---- Filtered -----\\ No. No. No. with Mean Max Std Auto Mean Max Std Auto AR Seq Series Interval Years Segmt Flags Master msmt msmt dev corr sens value dev corr () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 1 IRN1A 1895 1996 102 4 0 .879 1.77 7.41 1.574 .516 .699 2.89 .587 -.005 1 2 IRN1B 1905 1996 92 3 0 .763 1.89 8.10 1.588 .409 .753 2.61 .494 -.018 2 3 IRN38A 1895 1996 102 4 0 .875 1.42 4.49 1.065 .309 .727 2.76 .567 -.041 1 4 IRN65B 1903 1996 94 3 0 .825 1.66 4.05 1.060 .314 .613 2.67 .517 .001 2 5 IRN67A 1889 1996 108 4 0 .906 1.69 4.45 1.158 .390 .673 2.58 .467 .013 2 6 IRN67B 1884 1996 113 4 0 .865 1.62 4.58 1.179 .424 .697 2.76 .485 .021 1 7 IRN78A 1891 1996 106 4 0 .926 1.84 5.16 1.205 .227 .715 2.57 .558 .031 1 8 IRN80A 1854 1996 143 5 0 .838 1.51 5.96 1.169 .437 .642 3.11 .424 -.137 1 9 IRN80B 1879 1986 108 4 0 .878 1.16 5.94 .883 .462 .637 2.66 .508 .011 1 10 IRN83A 1871 1996 126 5 0 .920 1.04 3.28 .719 .394 .787 2.48 .372 -.019 1 11 IRN83B 1841 1996 156 6 0 .916 1.00 3.12 .696 .416 .753 2.59 .365 -.012 1 12 IRN84A 1898 1996 99 4 0 .926 1.06 2.90 .766 .451 .687 2.57 .364 -.048 2 13 IRN88B 1899 1996 98 4 0 .889 1.78 4.92 1.261 .488 .682 2.51 .408 -.060 2 14 IRN106A 1831 1996 166 6 0 .907 1.46 3.84 .799 .403 .553 2.62 .450 -.007 1 15 IRN106B 1825 1996 172 6 0 .883 1.40 4.63 .839 .497 .540 2.60 .407 -.026 1 16 IRN108A 1850 1996 147 5 0 .926 1.79 5.38 1.116 .574 .475 2.47 .340 .005 1 17 IRN108B 1813 1996 184 7 0 .928 1.67 5.67 1.145 .597 .514 2.53 .340 -.007 3 18 IRN109B 1788 1996 209 8 0 .752 1.56 3.99 .806 .318 .554 2.66 .356 .004 1 19 IRN110A 1857 1996 140 5 0 .874 1.05 5.13 .820 .491 .682 2.71 .442 -.024 2 20 IRN110B 1809 1996 188 7 0 .873 .76 3.66 .626 .452 .757 2.65 .368 -.057 1 21 IRN111A 1895 1996 102 4 0 .877 1.52 4.02 .921 .409 .536 2.53 .476 -.033 1 22 IRN111B 1902 1996 95 3 0 .864 1.75 5.34 .972 .293 .519 2.74 .456 -.048 1 23 IRN112B 1740 1910 171 7 0 .842 .96 3.34 .573 .433 .548 2.73 .545 -.013 1 24 IRN112C 1733 1910 178 7 0 .850 1.00 4.24 .723 .564 .532 2.73 .502 -.031 1 25 IRN113A 1883 1996 114 4 0 .879 1.62 4.83 1.086 .486 .687 2.58 .488 -.048 1 26 IRN113B 1891 1996 106 4 0 .872 1.63 6.51 1.197 .525 .689 2.57 .461 -.014 2 27 IRN114A 1869 1996 128 5 0 .862 1.57 3.64 .710 .318 .454 2.55 .379 -.025 1 28 IRN114B 1845 1996 152 6 0 .864 1.66 3.77 .903 .559 .479 2.50 .350 .009 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3699 138 0 .872 1.42 8.10 .948 .441 .619 3.11 .436 -.021