Middle Telaquana, Alaska, USA - ak088 Additional Site Information Gregory Wiles, Will Driscoll, Rosanne D'Arrigo Measurement type: Total ring width Purpose of Collection: Climatology - temperature analyses Detrending: Negative exponential or linear regression of any slope Location of core material: The College of Wooster - Tree Ring Lab Wooster, OH 44691 Cores available upon request Reference: Driscoll, W., G.C. Wiles, R.D. D’Arrigo, and M. Wilmking. 2005. Divergent tree growth response to recent climatic warming, Lake Clark National Park and Preserve, Alaska. Geophysical Research Letters, vol. 32, L20703, doi:10.1029/2005GL024258. COFECHA output: Chronology file name : AK088.CRN Measurement file name : AK088.RWL Date checked : 25OCT07 Checked by : B. Bauer Beginning year : 1769 Ending year : 2004 Principal investigators: Gregory Wiles Will Driscoll Rosanne D'Arrigo Site name : Middle Telaquana Site location : Alaska Species information : PCGL WHITE SPRUCE Latitude : 6058 Longitude : -15355 Elevation : 400M Series intercorrelation: 0.596 Avg mean sensitivity : 0.208 Avg standard deviation : 0.256 Avg autocorrelation : 0.795 Number dated series : 20 Segment length tested : 50 Number problem segments: 4 Pct problem segments : 2.60 PART 5: CORRELATION OF SERIES BY SEGMENTS: Middle Telaquana 10:43 Thu 25 Oct 2007 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 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 MT06SE 1843 2003 .43 .40 .39 .54 .56 .45 .45 2 MT10SW2 1847 2003 .64 .64 .60 .63 .54 .59 .59 3 MT13NW 1855 2004 .74 .73 .51 .30A .38 .40 4 MT13NW1 1855 2003 .64 .70 .49 .36 .57 .57 5 MT13SW1 1833 2003 .31A .76 .77 .48 .41 .60 .64 6 MT17SE1 1831 2003 .73 .64 .45 .46 .42 .58 .57 7 MT17SE2 1831 2003 .71 .74 .58 .62 .66 .57 .52 8 MT20WB 1846 2003 .48 .47 .60 .60 .39 .42 .39 9 MT20WA 1846 2003 .69 .68 .59 .50 .39 .48 .50 10 MT2503 1840 2003 .53 .73 .58 .65 .66 .77 .73 11 MT25032 1840 2003 .59 .68 .66 .73 .69 .76 .74 12 MT25A 1839 2003 .62 .73 .77 .74 .60 .74 .68 13 MT25B 1839 2003 .61 .72 .73 .70 .48 .62 .60 14 MT61NW 1779 2003 .49B .82 .61 .55 .61 .54 .65 .73 .75 15 MT61NN 1771 2003 .78 .80 .79 .59 .57 .66 .65 .68 .68 .69 16 MT61SS 1771 2003 .77 .79 .80 .64 .59 .73 .77 .70 .68 .66 17 MT61SE 1769 2003 .71 .71 .73 .61 .68 .70 .66 .71 .77 .74 18 MT61NE 1782 2003 .75 .77 .52 .52 .67 .67 .63 .67 .68 19 MT65NW 1787 2003 .34 .61 .62 .47 .55 .64 .60 .38 .36 20 MT67NW 1820 2003 .31A .36 .60 .78 .68 .61 .62 .65 Av segment correlation .75 .65 .69 .57 .63 .64 .61 .55 .60 .60 PART 7: DESCRIPTIVE STATISTICS: Middle Telaquana 10:43 Thu 25 Oct 2007 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- 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 MT06SE 1843 2003 161 7 0 .449 .79 2.45 .548 .937 .163 2.64 .365 -.016 2 2 MT10SW2 1847 2003 157 7 0 .609 .56 1.29 .265 .807 .206 2.78 .418 .009 1 3 MT13NW 1855 2004 150 6 1 .537 .53 1.15 .185 .630 .212 2.73 .484 .009 1 4 MT13NW1 1855 2003 149 6 0 .556 .48 1.09 .212 .773 .225 2.75 .391 -.008 3 5 MT13SW1 1833 2003 171 7 1 .465 .39 .99 .187 .778 .231 2.37 .242 -.022 1 6 MT17SE1 1831 2003 173 7 0 .566 .51 1.47 .310 .903 .198 2.51 .356 -.061 1 7 MT17SE2 1831 2003 173 7 0 .598 .53 1.65 .299 .869 .207 2.68 .352 -.031 1 8 MT20WB 1846 2003 158 7 0 .468 .68 1.88 .390 .913 .175 2.86 .509 -.022 1 9 MT20WA 1846 2003 158 7 0 .543 .61 1.73 .322 .898 .171 2.64 .444 -.016 1 10 MT2503 1840 2003 164 7 0 .651 .59 1.26 .230 .785 .196 2.73 .436 -.020 1 11 MT25032 1840 2003 164 7 0 .695 .55 1.32 .192 .725 .188 2.63 .362 -.007 1 12 MT25A 1839 2003 165 7 0 .674 .53 1.40 .187 .603 .226 2.75 .454 -.015 1 13 MT25B 1839 2003 165 7 0 .634 .53 1.19 .177 .495 .227 2.76 .412 .006 1 14 MT61NW 1779 2003 225 9 1 .598 .47 2.19 .394 .900 .216 2.65 .388 -.005 1 15 MT61NN 1771 2003 233 10 0 .669 .37 1.06 .185 .798 .237 2.76 .436 .021 1 16 MT61SS 1771 2003 233 10 0 .700 .41 1.51 .244 .854 .205 2.71 .410 .028 1 17 MT61SE 1769 2003 235 10 0 .693 .46 1.93 .341 .857 .225 2.80 .464 .006 1 18 MT61NE 1782 2003 222 9 0 .653 .40 1.06 .171 .696 .236 2.70 .487 .035 1 19 MT65NW 1787 2003 217 9 0 .467 .30 .94 .176 .902 .183 2.75 .438 .033 1 20 MT67NW 1820 2003 184 8 1 .583 .34 .68 .118 .688 .206 2.61 .334 -.026 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3657 154 4 .596 .49 2.45 .256 .795 .208 2.86 .410 -.003