Stroubles Creek, Virginia USA - VA035 Additional Site Information C.A. Copenheaver Cores are stored at: Virginia Tech, Forest Ecology Laboratory, Blacksburg, VA 24060 Reference: Copenheaver, C.A., Belote, R.T., Steele, J.K., Peterson, J.A., and Grinter, L.E. 2013. A dendroclimatic assessment of habitat specificity: Use of a functional trait to classify white oak. Journal of the Torrey Botanical Society 140:41-51. Notes: These cores were growing near a creek and may not have a strong climate signal. COFECHA output: Chronology file name : VA035.CRN Measurement file name : VA035.RWL Date checked : 29APR15 Checked by : B. Bauer Beginning year : 1919 Ending year : 2006 Principal investigators: C.A. Copenheaver Site name : Stroubles Creek Site location : Virginia Species information : QUAL WHITE OAK Latitude : 3717 Longitude : -08048 Elevation : 600M Series intercorrelation: 0.473 Avg mean sensitivity : 0.274 Avg standard deviation : 1.095 Avg autocorrelation : 0.764 Number dated series : 20 Segment length tested : 50 Number problem segments: 4 Pct problem segments : 12.12 PART 5: CORRELATION OF SERIES BY SEGMENTS: Stroubles Creek 15:42 Wed 29 Apr 2015 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 1900 1925 1950 1975 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 scwo24 1935 2003 .11B .30A .25A 2 scwo21 1919 2003 .44 .49 .61 .56 3 scwo20 1972 2003 .32B 4 scwo19 1965 2003 .38 5 crwo01 1959 2006 .35 6 crwo02 1963 2006 .43 7 crwo03 1958 2006 .59 8 crwo04 1968 2005 .71 9 crwo05 1963 2006 .35 10 crwo06 1919 2006 .38 .44 .71 .76 11 crwo07 1980 2006 .50 12 crwo08 1935 2006 .70 .58 .56 13 crwo09 1973 2006 .75 14 crwo10 1971 2006 .63 15 crwo12 1932 2004 .41 .45 .41 16 crwo16 1957 2006 .35 17 crwo17 1966 2006 .78 18 crwo18 1969 2006 .42 19 crwo19 1974 2006 .74 20 crwo20 1951 2006 .58 .59 Av segment correlation .41 .43 .53 .52 PART 7: DESCRIPTIVE STATISTICS: Stroubles Creek 15:42 Wed 29 Apr 2015 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 scwo24 1935 2003 69 3 3 .162 1.85 4.26 1.062 .839 .252 2.68 .470 -.008 1 2 scwo21 1919 2003 85 4 0 .408 1.45 5.27 .822 .814 .221 2.57 .477 -.049 1 3 scwo20 1972 2003 32 1 1 .318 1.38 4.28 .798 .851 .224 2.68 .570 -.062 1 4 scwo19 1965 2003 39 1 0 .378 1.30 3.33 .862 .894 .235 2.64 .568 .053 1 5 crwo01 1959 2006 48 1 0 .349 2.27 5.87 1.576 .803 .358 2.48 .496 .099 1 6 crwo02 1963 2006 44 1 0 .427 2.28 4.19 1.036 .816 .262 2.66 .532 .087 1 7 crwo03 1958 2006 49 1 0 .586 1.33 3.23 .655 .710 .296 2.74 .500 .054 1 8 crwo04 1968 2005 38 1 0 .715 2.40 3.82 .621 .280 .229 2.44 .453 -.077 1 9 crwo05 1963 2006 44 1 0 .347 2.85 5.84 1.598 .851 .307 2.83 .698 .177 1 10 crwo06 1919 2006 88 4 0 .514 1.41 3.65 1.038 .862 .344 2.40 .365 -.052 1 11 crwo07 1980 2006 27 1 0 .495 3.67 7.29 1.428 .838 .193 2.51 .528 .119 1 12 crwo08 1935 2006 72 3 0 .509 4.20 11.73 1.931 .768 .246 2.59 .418 -.074 2 13 crwo09 1973 2006 34 1 0 .752 2.49 3.72 .742 .706 .212 2.36 .535 .020 3 14 crwo10 1971 2006 36 1 0 .629 2.62 5.16 1.096 .756 .245 2.79 .714 -.002 1 15 crwo12 1932 2004 73 3 0 .378 1.98 4.71 .924 .736 .245 2.61 .409 -.054 1 16 crwo16 1957 2006 50 1 0 .347 1.38 3.90 .845 .838 .278 2.92 .564 -.056 1 17 crwo17 1966 2006 41 1 0 .783 3.02 6.11 1.243 .447 .340 2.76 .589 -.001 1 18 crwo18 1969 2006 38 1 0 .419 3.69 6.88 1.499 .683 .262 2.59 .552 .069 1 19 crwo19 1974 2006 33 1 0 .742 3.19 5.42 1.257 .723 .249 2.47 .480 .019 1 20 crwo20 1951 2006 56 2 0 .585 1.28 3.40 .858 .819 .395 2.55 .534 -.059 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 996 33 4 .473 2.21 11.73 1.095 .764 .274 2.92 .504 -.002