Excursion Ridge, Alaska - ak118 Additional Site Information Gregory C. Wiles, Colin R. Mennett, Stephanie K. Jarvis, Rosanne D. D'Arrigo, Nicholas Wiesenberg, and Daniel. E. Lawson Purpose of Collection: Ecology Detrending: Negative exponential or linear regression of any slope Cores Stored at: Wooster Tree Ring Lab Department of Geology The College of Wooster Reference: Wiles, G.C., Mennett, C., Jarvis, S.K.,,Lawson, D. and D'Arrigo, R, 2012, Decline in Alaskan Yellow-Cedar: tree-ring investigations into climatic responses and possible causes: Glacier Bay, Alaska Canadian Journal of Forest Research, 42: 1-6, 2012 doi:10.1139/X2012-028 NOTES: Sampled for Dendroclimate and then used in an assessment of forest health and Yellow Cedar decline. COFECHA output: Chronology file name : AK118.CRN Measurement file name : AK118.RWL Date checked : 16JUL12 Checked by : B. Bauer Beginning year : 1566 Ending year : 2009 Principal investigators: GC Wiles CR Mennett SK Jarvis RD D'Arrigo N Wiesenberg DE Lawson Site name : Excursion Ridge Site location : Alaska Species information : CHNO ALASKA YELLOW-CEDAR Latitude : 5827 Longitude : -13536 Elevation : 260M Series intercorrelation: 0.511 Avg mean sensitivity : 0.204 Avg standard deviation : 0.216 Avg autocorrelation : 0.838 Number dated series : 52 Segment length tested : 50 Number problem segments: 60 Pct problem segments : 11.36 PART 5: CORRELATION OF SERIES BY SEGMENTS: Excursion Ridge 14:42 Mon 16 Jul 2012 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 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 CL02a 1781 2006 .54 .43 .35B .70 .61 .55 .45 .42 .50 2 CL02b 1782 2005 .71 .50 .37 .63 .78 .71 .63 .67 .66 3 CL03E* 1739 2006 .42 .40 .55 .28B .13B .71 .77 .62 .33A .24B .19B 4 CL03N 1737 2006 .54 .57 .40 .18B .38 .30B .26B .40 .45 .43 .41 5 CL04E 1850 2006 .35 .49 .56 .53 .49 .51 6 CL04S 1850 2006 .44 .44 .33 .59 .39 .40 7 CL06S 1790 2006 .60 .67 .65 .66 .69 .68 .34 .20B .37 8 CL06E 1781 2006 .72 .67 .63 .77 .70 .64 .57 .45 .53 9 CL11N 1721 2006 .48 .48 .58 .48 .55 .65 .69 .66 .55 .46 .42 .45 10 CL11W 1566 2006 .19B .18B .36 .51 .57 .43 .55 .68 .70 .75 .69 .64 .55 .44 .44 .52 .53 11 CL12S 1714 2006 .38 .52 .73 .76 .43 .31A .56 .56 .65 .66 .48 .58 12 CL13N 1705 1996 .48 .40 .44 .48 .38 .43 .44 .46 .55 .64 .61 13 CL21N 1850 2006 .47 .72 .73 .60 .53 .57 14 CL21E 1777 2006 .67 .61 .54 .62 .66 .64 .55 .44 .46 15 CL21NE 1681 2006 .49 .46 .53 .61 .67 .60 .51 .73 .79 .69 .63 .43 .48 16 CL21SE 1710 2006 .53 .67 .73 .57 .49 .50 .68 .66 .57 .47 .39 .50 17 CL23E 1671 1995 .81 .77 .63 .63 .70 .69 .63 .66 .79 .82 .82 .72 .51 18 CL23Sa 1724 1985 .60 .63 .76 .68 .57 .64 .70 .60 .58 .50 .38 19 CL23Sb 1800 2006 .55 .37 .51 .41 .50 .53 .49 .45 20 CL24NW 1609 2005 .45 .55 .66 .75 .62 .52 .54 .60 .43 .12B .56 .70 .57 .48 .47 .50 21 CL24SW 1623 2006 .55 .58 .58 .58 .58 .65 .61 .54 .53 .43 .43 .59 .63 .62 .48 .50 22 CL25SE 1768 2006 .45 .52 .58 .51 .52 .63 .74 .48 .22B .22B 23 CL25SW 1784 2006 .51 .55 .53 .74 .64 .40 .20A .21B .19B 24 CL26NE 1759 2006 .53 .52 .54 .58 .66 .70 .63 .62 .63 .65 25 CL26NW 1767 2006 .47 .41 .44 .44 .49 .54 .36 .33A .53 .55 26 CL29NE 1690 1982 .68 .67 .70 .67 .54 .58 .59 .74 .74 .60 .57 .55 27 CL32NE 1778 2006 .36 .34 .54 .73 .72 .61 .62 .68 .65 28 CL32NW 1779 2006 .48 .43 .41 .61 .72 .69 .62 .68 .70 29 CL33NE 1838 2006 .62 .77 .73 .66 .70 .57 .55 30 CL33NW 1845 2001 .46 .58 .55 .46 .50 .29A .28A 31 CL34NW 1799 2006 .21B .22A .34B .77 .77 .74 .69 .61 .63 32 CL34SW 1799 2006 .38 .38 .50 .82 .76 .72 .67 .62 .65 33 CL36NWa 1712 2006 .45B .67 .66 .40 .38 .68 .66 .67 .62 .52 .59 .56 34 CL36NWb 1817 2006 .64 .58 .70 .66 .56 .58 .31A .23B 35 CL37SE 1850 2006 .36 .40 .34B .56 .45 .47 36 CL99S 1651 2006 .39 .72 .70 .68 .59 .46 .48 .51 .71 .74 .60 .60 .54 .55 37 XR07N 1700 2009 .15B .30B .27A .37 .40 .25B .20B .25B .37 .58 .66 .60 38 XR09N 1590 2009 .19B .24B .37 .25A .41 .63 .42 .60 .71 .40 .33 .59 .70 .68 .62 .63 .60 39 XR10E 1803 2009 .21A .30A .52 .64 .50 .54 .46 .39 40 XR10N 1815 2009 .37 .23B .45 .49 .55 .64 .60 .48 41 XR12N 1770 2009 .47 .46 .46 .18B .11B .45 .57 .38 .33B .32B 42 XR13SE 1684 2008 .32A .18B .22A .33A .37 .49 .37 .49 .51 .36 .37 .36 .41 43 XR22E 1767 2009 .46 .54 .36 .38 .68 .69 .64 .68 .65 .41 44 XR22N 1725 1964 .25B .76 .61 .26A .38 .60 .45 .45 .25B 45 XR22W 1830 2007 .68 .63 .60 .61 .82 .53 .38 46 XR23E 1613 2009 .26B .35 .47 .61 .42 .28A .42 .51 .42 .48 .70 .69 .62 .54 .46 .43 47 XR25NE 1807 2009 .59 .54 .80 .67 .56 .71 .74 .77 48 XR26S 1850 2006 .43 .56 .62 .47 .44 .47 49 XR34NE 1823 2009 .25B .29B .61 .56 .40 .43 .46 .40 50 XR38E 1774 1973 .36 .38 .38 .49 .57 .53 .41 .29A 51 XR38W 1749 2009 .38 .40 .54 .62 .58 .79 .82 .72 .32A .31B .30A 52 XR42N 1771 2009 .52 .52 .42 .49 .69 .66 .53 .67 .64 .62 Av segment correlation .19 .34 .44 .53 .59 .49 .50 .55 .53 .46 .46 .60 .62 .57 .53 .48 .48 PART 7: DESCRIPTIVE STATISTICS: Excursion Ridge 14:42 Mon 16 Jul 2012 Page 11 ----------------------------------------------------------------------------------------------------------------------------------- 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 CL02a 1781 2006 226 9 1 .506 .59 1.41 .265 .912 .155 2.51 .376 -.010 3 2 CL02b 1782 2005 224 9 0 .638 .50 1.50 .295 .945 .162 2.60 .415 -.056 1 3 CL03E* 1739 2006 268 11 5 .462 .37 .83 .160 .812 .240 2.68 .418 .023 1 4 CL03N 1737 2006 270 11 3 .374 .26 .71 .122 .786 .240 2.71 .458 -.029 1 5 CL04E 1850 2006 157 6 0 .449 .65 1.41 .256 .841 .173 2.59 .363 -.053 1 6 CL04S 1850 2006 157 6 0 .395 .70 2.60 .342 .855 .167 2.75 .534 -.073 1 7 CL06S 1790 2006 217 9 1 .504 .64 1.35 .238 .795 .185 2.54 .303 -.051 1 8 CL06E 1781 2006 226 9 0 .648 .49 1.22 .212 .832 .211 2.41 .307 -.066 1 9 CL11N 1721 2006 286 12 0 .515 .55 1.60 .264 .877 .186 2.67 .325 -.049 1 10 CL11W 1566 2006 441 17 2 .448 .35 1.25 .240 .909 .242 2.50 .299 -.012 1 11 CL12S 1714 2006 293 12 1 .559 .58 1.98 .303 .818 .216 2.79 .385 -.008 1 12 CL13N 1705 1996 292 11 0 .475 .42 1.20 .202 .893 .182 2.36 .262 .006 1 13 CL21N 1850 2006 157 6 0 .562 .53 1.08 .205 .872 .159 2.36 .278 -.039 3 14 CL21E 1777 2006 230 9 0 .557 .60 1.21 .203 .821 .173 2.71 .391 -.007 1 15 CL21NE 1681 2006 326 13 0 .564 .42 .80 .152 .771 .202 2.70 .414 .018 1 16 CL21SE 1710 2006 297 12 0 .544 .41 1.07 .141 .776 .182 2.68 .423 .011 2 17 CL23E 1671 1995 325 13 0 .689 .35 1.11 .159 .868 .194 2.43 .254 -.048 1 18 CL23Sa 1724 1985 262 11 0 .566 .23 .52 .097 .848 .198 2.58 .350 -.018 1 19 CL23Sb 1800 2006 207 8 0 .482 .38 1.05 .176 .874 .173 2.66 .347 -.001 2 20 CL24NW 1609 2005 397 16 1 .547 .26 .94 .108 .702 .241 2.66 .348 -.019 1 21 CL24SW 1623 2006 384 16 0 .545 .32 1.14 .176 .881 .222 2.54 .293 -.005 1 22 CL25SE 1768 2006 239 10 2 .500 .86 2.38 .546 .926 .180 2.68 .341 -.016 1 23 CL25SW 1784 2006 223 9 3 .465 .75 1.84 .266 .794 .172 2.82 .529 -.009 1 24 CL26NE 1759 2006 248 10 0 .603 .49 .97 .160 .710 .209 2.71 .483 -.020 1 25 CL26NW 1767 2006 240 10 1 .444 .72 1.86 .354 .895 .188 2.50 .365 -.055 1 26 CL29NE 1690 1982 293 12 0 .647 .43 1.74 .250 .875 .218 2.62 .366 -.055 1 27 CL32NE 1778 2006 229 9 0 .569 .63 2.14 .457 .890 .262 2.57 .330 -.026 1 28 CL32NW 1779 2006 228 9 0 .577 .62 2.06 .339 .893 .225 2.75 .423 -.038 1 29 CL33NE 1838 2006 169 7 0 .591 .51 1.14 .264 .886 .203 2.51 .384 .009 1 30 CL33NW 1845 2001 157 7 2 .406 .50 1.12 .232 .863 .201 2.47 .365 -.047 1 31 CL34NW 1799 2006 208 9 3 .572 .45 1.01 .150 .688 .213 2.74 .433 .042 1 32 CL34SW 1799 2006 208 9 0 .612 .42 1.06 .177 .735 .237 2.64 .358 -.009 1 33 CL36NWa 1712 2006 295 12 1 .545 .52 1.26 .232 .885 .186 2.44 .336 -.037 3 34 CL36NWb 1817 2006 190 8 2 .506 1.22 2.49 .434 .843 .154 2.73 .433 -.039 3 35 CL37SE 1850 2006 157 6 1 .382 .25 .81 .145 .878 .246 2.49 .413 -.040 1 36 CL99S 1651 2006 356 14 0 .566 .38 2.26 .286 .876 .262 2.56 .325 -.014 1 37 XR07N 1700 2009 310 12 6 .331 .28 .78 .147 .845 .221 2.62 .391 -.041 1 38 XR09N 1590 2009 420 17 3 .460 .37 .96 .200 .892 .216 2.49 .291 -.008 1 39 XR10E 1803 2009 207 8 2 .440 .36 1.29 .164 .778 .198 2.68 .426 -.007 1 40 XR10N 1815 2009 195 8 1 .468 .61 1.16 .189 .763 .173 2.64 .379 .013 3 41 XR12N 1770 2009 240 10 4 .350 .62 1.39 .197 .738 .177 2.65 .321 -.024 1 42 XR13SE 1684 2008 325 13 4 .359 .32 .86 .138 .853 .202 2.49 .341 -.034 3 43 XR22E 1767 2009 243 10 0 .513 .22 .50 .080 .824 .187 2.57 .393 -.041 1 44 XR22N 1725 1964 240 9 3 .362 .20 .53 .092 .850 .215 2.46 .334 .001 1 45 XR22W 1830 2007 178 7 0 .569 .23 .53 .107 .865 .209 2.61 .346 -.027 1 46 XR23E 1613 2009 397 16 2 .466 .32 .88 .165 .911 .189 2.65 .309 -.013 1 47 XR25NE 1807 2009 203 8 0 .668 .73 1.67 .260 .841 .159 2.70 .403 -.060 1 48 XR26S 1850 2006 157 6 0 .493 .33 .63 .128 .728 .223 2.71 .464 .037 1 PART 7: DESCRIPTIVE STATISTICS: Excursion Ridge 14:42 Mon 16 Jul 2012 Page 12 ----------------------------------------------------------------------------------------------------------------------------------- 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 () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 49 XR34NE 1823 2009 187 8 2 .454 .75 1.96 .307 .793 .192 2.55 .362 .015 1 50 XR38E 1774 1973 200 8 1 .424 .38 .98 .163 .832 .184 2.52 .321 -.039 3 51 XR38W 1749 2009 261 11 3 .560 .39 .99 .180 .781 .224 2.65 .338 -.028 1 52 XR42N 1771 2009 239 10 0 .600 .83 1.88 .378 .827 .221 2.64 .418 -.027 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 13084 528 60 .511 .47 2.60 .216 .838 .204 2.82 .364 -.021