Adams Lake, British Columbia - CANA161 Additional Site Information Roberta Parish Trees are from an old-growth forest at the edge of a meadow and just below a parkland. Basal discs were cut after logging in winter 1996. There appear to have been no episodes of major disturbance in the last 300 years, although there was evidence of a weak disturbance c. 1900. Stand density was 600 stems per hectare. Soils were silty loam with moderate to poor drainage, resulting from a restrictive layer at 50 cm. COFECHA output: Chronology file name : CANA161.CRN Measurement file name : CANA161.RWL Date checked : 14MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1710 Ending year : 1996 Principal investigators: ROBERTA PARISH Site name : ADAMS LAKE, BRITISH COLUMBIA Site location : CANADA Species information : PCEN ENGELMANN SPRUCE Latitude : +5102 Longitude : -11903 Elevation : 1900M Series intercorrelation: 0.596 Avg mean sensitivity : 0.206 Avg standard deviation : 0.572 Avg autocorrelation : 0.831 Number dated series : 47 Segment length tested : 50 Number problem segments: 16 Pct problem segments : 4.43 PART 5: CORRELATION OF SERIES BY SEGMENTS: cana161.rwl 12:12 Mon 14 Mar 2005 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 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 1s012a 1710 1996 .59 .56 .53 .53 .68 .78 .75 .61 .47 .65 .73 2 1s012b 1730 1996 .50 .52 .66 .76 .77 .68 .58 .56 .71 .66 3 1s583A 1787 1996 .30A .24A .32A .49 .62 .71 .76 .79 4 1s583B 1784 1996 .48 .46 .52 .62 .64 .62 .60 .68 5 1s583c 1820 1996 .44 .48 .62 .68 .67 .78 .75 6 1s593a 1848 1996 .39 .41 .48 .59 .63 .77 7 1s593b 1848 1996 .38 .45 .61 .66 .72 .76 8 1s635A 1770 1996 .50 .46 .74 .75 .71 .72 .75 .75 .62 9 1s635B 1770 1996 .55 .59 .74 .74 .76 .79 .68 .73 .70 10 1s766a 1769 1996 .54 .60 .80 .64 .52 .48 .55 .67 .64 11 1s766b 1769 1996 .45 .49 .74 .70 .59 .55 .63 .83 .77 12 2s033a 1829 1996 .27A .36 .48 .65 .77 .72 13 2s033b 1821 1996 .31A .31A .46 .59 .73 .78 .69 14 2s059a 1794 1996 .44 .45 .51 .66 .70 .60 .64 .62 15 2s059b 1794 1996 .57 .56 .57 .59 .55 .61 .68 .66 16 2s068a 1811 1996 .29A .36 .55 .71 .82 .72 .68 17 2s068b 1810 1996 .52 .59 .51 .53 .66 .60 .63 18 2s111a 1710 1996 .43 .56 .70 .63 .62 .71 .55 .49 .70 .69 .45 19 2s111b 1753 1996 .16B .49 .70 .75 .45 .35B .62 .59 .56 20 2s163a 1780 1996 .67 .79 .73 .54 .56 .69 .74 .80 21 2s163b 1780 1996 .68 .73 .70 .61 .49 .40 .59 .61 22 2s172a 1850 1996 .31A .57 .69 .72 .72 23 2s172b 1850 1996 .43 .69 .66 .68 .68 24 3s752a 1801 1995 .35 .55 .73 .75 .62 .59 .48 25 3s752b 1802 1993 .49 .57 .65 .71 .76 .69 .51 26 3s761A 1710 1990 .61 .67 .65 .56 .49 .59 .41 .36 .69 .61 .51 27 3s794a 1798 1996 .33B .31B .70 .75 .65 .61 .75 .78 28 3s794b 1797 1996 .57 .61 .67 .79 .70 .52 .62 .73 29 3s874a 1710 1996 .73 .73 .72 .64 .63 .67 .62 .68 .67 .69 .68 30 3s874b 1710 1996 .67 .62 .69 .77 .79 .73 .65 .59 .46 .64 .78 31 4s021a 1710 1996 .49 .43 .48 .67 .75 .71 .71 .72 .38 .34 .54 32 4s127A 1857 1996 .41 .49 .52 .71 .68 33 4s127B 1857 1996 .36 .59 .78 .68 .58 34 4s143A 1857 1996 .45 .58 .72 .71 .71 35 4s143b 1857 1996 .41 .49 .35 .57 .77 36 4s196A 1832 1996 .37 .31A .52 .72 .62 .66 37 4s196B 1832 1996 .31A .37 .57 .64 .71 .70 38 4s301a 1811 1995 .69 .72 .60 .51 .48 .48 .43 39 4s301b 1810 1996 .52 .72 .59 .51 .54 .45 .36 40 4s319a 1772 1996 .43 .41 .64 .69 .55 .58 .73 .63 .56 41 4s319b 1773 1996 .31A .32A .57 .66 .69 .71 .61 .68 .70 42 4s342a 1813 1996 .45 .62 .65 .60 .74 .62 .48 43 4s342b 1813 1996 .53 .58 .59 .54 .62 .54 .34 44 4s360a 1730 1996 .69 .69 .62 .69 .77 .65 .54 .58 .71 .65 45 4s360b 1730 1996 .71 .75 .65 .73 .84 .72 .67 .66 .70 .81 46 4s375A 1875 1996 .44 .45 .67 .71 47 4s375B 1876 1996 .45 .57 .69 .70 Av segment correlation .59 .61 .54 .55 .58 .60 .56 .58 .62 .66 .65 PART 7: DESCRIPTIVE STATISTICS: cana161.rwl 12:12 Mon 14 Mar 2005 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 1s012a 1710 1996 287 11 0 .617 1.51 3.64 .642 .795 .198 2.67 .400 -.049 2 2 1s012b 1730 1996 267 10 0 .630 1.29 2.66 .553 .816 .205 2.63 .325 -.061 1 3 1s583A 1787 1996 210 8 3 .548 1.21 3.38 .675 .900 .223 2.74 .491 -.026 1 4 1s583B 1784 1996 213 8 0 .571 1.12 3.14 .623 .892 .234 2.59 .382 -.023 1 5 1s583c 1820 1996 177 7 0 .626 1.56 4.00 .649 .860 .173 2.64 .383 -.016 1 6 1s593a 1848 1996 149 6 0 .571 1.08 2.83 .629 .894 .202 2.47 .340 -.016 1 7 1s593b 1848 1996 149 6 0 .632 1.01 3.55 .454 .780 .200 2.71 .459 -.039 1 8 1s635A 1770 1996 227 9 0 .645 1.35 3.31 .677 .875 .196 2.66 .406 -.055 1 9 1s635B 1770 1996 227 9 0 .683 1.23 2.99 .663 .894 .199 2.56 .347 -.041 1 10 1s766a 1769 1996 228 9 0 .610 1.01 2.55 .573 .920 .188 2.72 .415 -.006 1 11 1s766b 1769 1996 228 9 0 .636 1.28 3.63 .901 .925 .202 2.41 .273 -.018 1 12 2s033a 1829 1996 168 6 1 .552 1.52 3.53 .856 .933 .159 2.69 .461 -.052 1 13 2s033b 1821 1996 176 7 2 .590 1.30 3.08 .865 .928 .197 2.49 .312 -.032 1 14 2s059a 1794 1996 203 8 0 .577 1.06 3.48 .655 .886 .227 3.01 .454 -.024 1 15 2s059b 1794 1996 203 8 0 .595 .99 2.69 .550 .873 .220 2.73 .394 -.070 1 16 2s068a 1811 1996 186 7 1 .593 .79 2.11 .475 .873 .223 2.55 .350 -.024 1 17 2s068b 1810 1996 187 7 0 .568 .94 4.73 .623 .800 .232 2.72 .364 -.005 1 18 2s111a 1710 1996 287 11 0 .560 .92 1.88 .344 .789 .202 2.49 .358 -.009 1 19 2s111b 1753 1996 244 9 2 .520 .92 1.80 .267 .540 .231 2.59 .455 -.006 1 20 2s163a 1780 1996 217 8 0 .686 1.49 3.31 .687 .873 .203 2.56 .383 .016 1 21 2s163b 1780 1996 217 8 0 .608 1.40 2.86 .541 .811 .203 2.58 .411 .010 1 22 2s172a 1850 1996 147 5 1 .574 .87 2.02 .454 .880 .207 2.64 .548 -.009 1 23 2s172b 1850 1996 147 5 0 .589 1.09 2.58 .671 .877 .235 2.66 .445 -.020 1 24 3s752a 1801 1995 195 7 0 .532 1.70 4.82 1.102 .907 .196 2.71 .400 -.027 1 25 3s752b 1802 1993 192 7 0 .581 1.33 3.31 .809 .904 .204 2.77 .405 -.011 1 26 3s761A 1710 1990 281 11 0 .533 .66 1.37 .258 .804 .206 2.69 .415 -.025 1 27 3s794a 1798 1996 199 8 2 .624 1.34 2.77 .658 .878 .201 2.66 .439 -.058 1 28 3s794b 1797 1996 200 8 0 .645 1.36 2.77 .692 .880 .195 2.68 .456 -.022 1 29 3s874a 1710 1996 287 11 0 .672 1.25 2.19 .352 .668 .183 2.50 .340 -.034 1 30 3s874b 1710 1996 287 11 0 .668 1.06 2.15 .334 .661 .192 2.62 .336 -.016 1 31 4s021a 1710 1996 287 11 0 .576 .76 1.81 .338 .827 .200 2.59 .394 .004 1 32 4s127A 1857 1996 140 5 0 .553 1.05 2.31 .502 .889 .202 2.46 .400 -.052 1 33 4s127B 1857 1996 140 5 0 .570 1.02 2.47 .511 .904 .208 2.58 .436 -.069 1 34 4s143A 1857 1996 140 5 0 .599 1.17 2.93 .618 .885 .198 2.43 .299 -.005 1 35 4s143b 1857 1996 140 5 0 .539 1.03 2.53 .564 .905 .187 2.57 .375 -.010 1 36 4s196A 1832 1996 165 6 1 .544 .87 2.12 .479 .867 .245 2.64 .461 -.060 1 37 4s196B 1832 1996 165 6 1 .530 1.33 3.19 .824 .880 .244 2.60 .311 .047 1 38 4s301a 1811 1995 185 7 0 .548 .75 2.16 .400 .854 .222 2.62 .405 -.028 1 39 4s301b 1810 1996 187 7 0 .508 .69 2.34 .443 .881 .233 2.67 .475 -.060 1 40 4s319a 1772 1996 225 9 0 .592 1.33 3.54 .605 .803 .206 2.68 .425 -.002 1 41 4s319b 1773 1996 224 9 2 .597 1.24 3.22 .639 .845 .215 2.76 .410 -.002 1 42 4s342a 1813 1996 184 7 0 .572 1.74 3.75 .799 .858 .205 2.61 .395 .021 1 43 4s342b 1813 1996 184 7 0 .513 1.61 3.41 .677 .900 .169 2.76 .417 -.009 1 44 4s360a 1730 1996 267 10 0 .647 1.11 2.36 .344 .658 .202 2.71 .409 .006 1 45 4s360b 1730 1996 267 10 0 .719 1.28 2.14 .355 .614 .200 2.60 .315 -.008 1 46 4s375A 1875 1996 122 4 0 .575 1.27 3.51 .773 .850 .243 2.60 .422 -.009 1 47 4s375B 1876 1996 121 4 0 .604 1.02 2.05 .550 .881 .218 2.43 .348 -.068 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 9528 361 16 .596 1.17 4.82 .572 .831 .206 3.01 .394 -.022