Grizzly Ridge, Northwest Territories, Canada - CANA340 Additional information David Sauchyn Cores are stored at: Prairie Adaptation Research Collaborative University of Regina Regina, Saskatchewan, S4S 7H9 Canada. Inquire for availability. Reference: Tomkins, J.D., S.F. Lamoureux, and D.J. Sauchyn. 2008. Reconstruction of climate and glacial history based on a comparison of varve and tree-ring records from Mirror Lake, Northwest Territories, Canada. Quaternary Science Reviews, Vol. 27, Issues 13–14, July 2008, pp. 1426–1441. DOI: 10.1016/j.quascirev.2008.04.012 COFECHA output: Chronology file name : CANA340.CRN Measurement file name : CANA340.RWL Date checked : 23JAN13 Checked by : B. Bauer Beginning year : 1703 Ending year : 2001 Principal investigators: David Sauchyn Site name : Grizzly Ridge Site location : Canada Species information : PCMA BLACK SPRUCE Latitude : 6200 Longitude : -12818 Elevation : 500M Series intercorrelation: 0.568 Avg mean sensitivity : 0.203 Avg standard deviation : 0.238 Avg autocorrelation : 0.704 Number dated series : 28 Segment length tested : 50 Number problem segments: 11 Pct problem segments : 6.25 PART 5: CORRELATION OF SERIES BY SEGMENTS: Grizzly Ridge 11:39 Wed 23 Jan 2013 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 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 GR01A 1895 2001 .56 .68 .73 .67 .70 2 GR01B 1887 2001 .52 .44 .35 .50 .50 3 GR02A 1723 2001 .71 .73 .75 .74 .68 .52 .51 .65 .78 .80 .69 .67 4 GR02B 1724 2001 .66 .65 .59 .64 .82 .64 .50 .64 .73 .73 .80 .81 5 GR03A 1840 2001 .56 .54 .67 .74 .75 .69 .70 6 GR03B 1887 2001 .63 .63 .64 .49 .47 7 GR04A 1870 2001 .42 .57 .56 .57 .72 .75 8 GR04B 1853 2001 .60 .68 .63 .49 .53 .53 9 GR05A 1885 2001 .26A .46 .57 .70 .74 10 GR05B 1871 2001 .30A .25A .32A .60 .71 .71 11 GR06A 1903 2001 .65 .63 .68 .65 12 GR06B 1913 2001 .64 .71 .61 .60 13 GR07A 1950 2001 .53 .51 14 GR08A 1925 2001 .66 .70 .73 15 GR08B 1922 2001 .48 .58 .59 .50 16 GR10A 1926 2001 .69 .73 .74 17 GR10B 1904 2001 .54 .65 .63 .64 18 GR11A 1899 2001 .54 .43 .40 .56 .58 19 GR12A 1887 2001 .34 .36B .39 .44 .46 20 GR13A 1818 2001 .52 .49 .60 .72 .57 .67 .74 .72 21 GR13B 1848 1950 .59 .60 .44 .43 .44 22 GR14A 1781 2001 .46 .65 .65 .67 .60 .56 .52 .49 .48 23 GR14B 1703 2001 .39 .38 .46 .32B .30A .60 .66 .45 .38 .47 .47 .47 24 GR15A 1740 2001 .65 .61 .60 .55 .34 .37B .64 .76 .76 .69 .66 25 GR15B 1751 2001 .72 .67 .52 .51 .58 .62 .64 .74 .75 .72 26 GR17A 1826 2001 .57 .53 .43 .49 .67 .70 .69 27 GR18A 1854 2001 .21B .59 .55 .32A .45 .44 28 GR18B 1888 2001 .30B .42 .55 .75 .78 Av segment correlation .59 .60 .62 .57 .57 .55 .51 .53 .55 .59 .63 .63 PART 7: DESCRIPTIVE STATISTICS: Grizzly Ridge 11:39 Wed 23 Jan 2013 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 GR01A 1895 2001 107 5 0 .646 .81 1.92 .333 .803 .197 2.93 .570 -.079 1 2 GR01B 1887 2001 115 5 0 .493 .89 2.00 .313 .488 .250 2.99 .611 -.015 1 3 GR02A 1723 2001 279 12 0 .656 .28 .49 .070 .528 .194 2.46 .296 -.020 1 4 GR02B 1724 2001 278 12 0 .669 .34 1.02 .137 .812 .187 2.65 .353 .018 1 5 GR03A 1840 2001 162 7 0 .644 .88 1.80 .305 .795 .179 2.58 .364 -.015 1 6 GR03B 1887 2001 115 5 0 .541 .81 1.94 .276 .621 .229 2.68 .422 -.032 1 7 GR04A 1870 2001 132 6 0 .546 .84 1.18 .177 .470 .170 2.66 .516 -.018 1 8 GR04B 1853 2001 149 6 0 .581 .59 1.04 .161 .667 .174 2.65 .460 .004 1 9 GR05A 1885 2001 117 5 1 .532 .62 1.11 .187 .722 .177 2.65 .464 -.018 1 10 GR05B 1871 2001 131 6 3 .461 .59 1.11 .180 .711 .181 2.73 .482 .025 1 11 GR06A 1903 2001 99 4 0 .648 1.61 2.68 .441 .723 .161 2.69 .474 -.021 2 12 GR06B 1913 2001 89 4 0 .618 1.46 2.96 .549 .855 .158 2.66 .530 -.089 2 13 GR07A 1950 2001 52 2 0 .513 2.98 4.47 .592 .377 .161 2.86 .590 .073 1 14 GR08A 1925 2001 77 3 0 .690 1.81 2.91 .582 .760 .174 2.55 .570 -.020 1 15 GR08B 1922 2001 80 4 0 .495 1.24 2.25 .327 .722 .163 2.74 .460 -.013 1 16 GR10A 1926 2001 76 3 0 .712 1.67 2.40 .307 .425 .164 2.45 .425 -.036 1 17 GR10B 1904 2001 98 4 0 .598 1.47 2.41 .517 .763 .192 2.69 .550 -.025 1 18 GR11A 1899 2001 103 5 0 .492 .37 1.12 .242 .934 .194 2.54 .442 -.074 1 19 GR12A 1887 2001 115 5 1 .411 .27 .77 .169 .861 .251 2.84 .450 -.020 1 20 GR13A 1818 2001 184 8 0 .619 .69 1.31 .198 .697 .171 2.60 .369 -.031 1 21 GR13B 1848 1950 103 5 0 .510 .70 1.40 .238 .619 .239 2.69 .518 .023 1 22 GR14A 1781 2001 221 9 0 .541 .39 1.53 .232 .851 .250 2.65 .368 -.030 1 23 GR14B 1703 2001 299 12 2 .430 .34 1.42 .222 .824 .317 2.54 .267 -.019 1 24 GR15A 1740 2001 262 11 1 .584 .24 .70 .079 .649 .211 2.60 .419 -.009 1 25 GR15B 1751 2001 251 10 0 .632 .29 .68 .086 .608 .192 2.84 .365 .002 2 26 GR17A 1826 2001 176 7 0 .563 .92 1.66 .276 .744 .166 2.49 .316 -.003 1 27 GR18A 1854 2001 148 6 2 .391 1.38 2.70 .488 .764 .186 2.59 .505 .097 2 28 GR18B 1888 2001 114 5 1 .591 .65 1.21 .218 .670 .218 2.79 .568 .001 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4132 176 11 .568 .71 4.47 .238 .704 .203 2.99 .421 -.011