Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH01 Latitude: 45.05 Longitude: 123.90 Elevation: 288.9 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 5.0 2.2 40.5 15.6 PSME 2.5 1.1 16.5 9.4 TSHE 745.0 86.6 1350.5 609.8 Total 752.5 89.9 1407.5 634.9 DBH distribution (in cm): median-- 9.3, quadratic mean-- 39.0, maximum-- 88.9 Tree heights, for species with at least 10 individuals measured in last 20 years: No data available. Tree ages (year of establishment): Species Mean Min Max N PISI 1858 1858 1858 1 TSHE 1857 1851 1864 12 Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 26 36 115 176 131 485 Snag 51 61 38 98 11 258 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 10 12 37 29 19 107 Snag 19 20 12 17 2 70 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 5.1 Annual mortality = 16.3 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 5.0 0.0 n/a n/a n/a n/a PSME 2.5 0.0 n/a n/a n/a n/a TSHE 597.5 1.6 11.1 50.0 38.9 0.0 Total 605.0 1.5 11.1 50.0 38.9 0.0 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH03 Latitude: 45.04 Longitude: 123.90 Elevation: 218.8 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 115.0 79.8 1585.6 607.9 TSHE 210.0 31.4 514.6 231.4 Total 325.0 111.1 2100.2 839.3 DBH distribution (in cm): median-- 60.1, quadratic mean-- 66.0, maximum--139.0 Tree heights, for species with at least 10 individuals measured in last 20 years: Mean Max QMD Species ht. (m) ht. (m) N ht. trees (cm) TSHE 6.8 20.7 10 9.3 Tree ages (year of establishment): Species Mean Min Max N PISI 1860 1856 1866 9 TSHE 1866 1858 1872 8 Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 37 35 104 56 152 385 Snag 59 20 36 4 35 154 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 15 11 31 9 23 90 Snag 24 6 11 1 5 48 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 4.8 Annual mortality = 4.6 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 125.0 1.7 100.0 0.0 0.0 0.0 TSHE 180.0 0.8 66.7 33.3 0.0 0.0 Total 305.0 1.2 85.7 14.3 0.0 0.0 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH04 Latitude: 45.07 Longitude: 123.94 Elevation: 280 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 192.5 99.2 1878.4 723.1 PSME 5.0 1.5 20.2 11.6 TSHE 622.5 25.4 372.7 169.0 Total 820.0 126.1 2271.3 903.6 DBH distribution (in cm): median-- 7.6, quadratic mean-- 44.2, maximum--128.3 Tree heights, for species with at least 10 individuals measured in last 20 years: Mean Max QMD Species ht. (m) ht. (m) N ht. trees (cm) PISI 52.3 60.3 17 90.7 TSHE 26.9 51.2 24 47.1 Tree ages (year of establishment): No data available. Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 0 12 121 55 208 397 Snag 27 34 102 58 3 224 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 0 4 35 9 31 80 Snag 11 11 30 10 0 62 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 5.8 Annual mortality = 2.9 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 197.5 0.5 100.0 0.0 0.0 0.0 PSME 5.0 0.0 n/a n/a n/a n/a TSHE 465.0 1.0 44.4 44.4 0.0 11.1 Total 667.5 0.8 54.5 36.4 0.0 9.1 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH05 Latitude: 45.07 Longitude: 123.94 Elevation: 287.4 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 172.5 109.7 2175.2 833.9 PSME 2.5 1.2 18.1 10.4 TSHE 930.0 20.9 276.6 126.3 Total 1105.0 131.8 2469.9 970.6 DBH distribution (in cm): median-- 9.2, quadratic mean-- 39.0, maximum--149.8 Tree heights, for species with at least 10 individuals measured in last 20 years: Mean Max QMD Species ht. (m) ht. (m) N ht. trees (cm) TSHE 15.1 42.0 13 27.1 Tree ages (year of establishment): No data available. Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 1 19 210 68 78 376 Snag 0 16 71 13 0 100 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 0 6 61 11 11 90 Snag 0 5 20 2 0 28 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 6.0 Annual mortality = 0.2 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 172.5 0.0 n/a n/a n/a n/a PSME 2.5 0.0 n/a n/a n/a n/a TSHE 952.5 1.6 82.8 13.8 0.0 3.4 Total 1128 1.3 82.8 13.8 0.0 3.4 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH07 Latitude: 45.06 Longitude: 123.94 Elevation: 280 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 72.5 37.0 707.6 272.1 PSME 5.0 1.6 22.4 12.8 TSHE 632.5 65.8 999.5 452.2 Total 710.0 104.4 1729.4 737.2 DBH distribution (in cm): median-- 33.9, quadratic mean-- 43.3, maximum--145.5 Tree heights, for species with at least 10 individuals measured in last 20 years: Mean Max QMD Species ht. (m) ht. (m) N ht. trees (cm) TSHE 7.9 25.4 11 12.2 Tree ages (year of establishment): No data available. Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 18 56 152 73 18 318 Snag 12 17 96 16 0 141 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 7 18 47 12 3 88 Snag 4 6 30 3 0 44 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 4.8 Annual mortality = 13.4 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 77.5 1.3 0.0 0.0 100.0 0.0 PSME 7.5 7.8 100.0 0.0 0.0 0.0 TSHE 575.0 1.3 46.7 13.3 33.3 6.7 Total 660.0 1.4 44.4 11.1 38.9 5.6 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH08 Latitude: 45.07 Longitude: 123.94 Elevation: 245.5 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 7.5 3.5 64.3 24.8 TSHE 1212.5 89.1 1317.8 597.4 Total 1220.0 92.6 1382.1 622.2 DBH distribution (in cm): median-- 9.3, quadratic mean-- 31.1, maximum-- 91.9 Tree heights, for species with at least 10 individuals measured in last 20 years: No data available. Tree ages (year of establishment): No data available. Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 15 46 212 63 43 378 Snag 23 35 76 18 4 156 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 5 15 69 12 7 108 Snag 9 11 25 3 1 49 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 5.1 Annual mortality = 18.1 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 7.5 0.0 n/a n/a n/a n/a TSHE 1143 1.7 54.1 24.3 18.9 2.7 Total 1150 1.7 54.1 24.3 18.9 2.7 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH10 Latitude: 45.06 Longitude: 123.99 Elevation: 381 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 332.5 94.7 1953.8 746.4 TSHE 72.5 16.5 252.4 114.2 Total 405.0 111.2 2206.2 860.6 DBH distribution (in cm): median-- 11.2, quadratic mean-- 59.1, maximum--152.5 Tree heights, for species with at least 10 individuals measured in last 20 years: Mean Max QMD Species ht. (m) ht. (m) N ht. trees (cm) PISI 33.6 53.5 32 89.6 TSHE 40.8 45.0 13 57.6 Tree ages (year of establishment): No data available. Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 2 72 87 75 39 275 Snag 6 32 22 49 1 110 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 1 23 27 13 6 69 Snag 2 11 7 8 0 28 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 6.4 Annual mortality = 6.2 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 190.0 0.3 0.0 100.0 0.0 0.0 TSHE 77.5 2.0 66.7 33.3 0.0 0.0 Total 267.5 0.8 50.0 50.0 0.0 0.0 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH12 Latitude: 45.05 Longitude: 123.90 Elevation: 248.8 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 50.0 33.1 655.9 251.5 TSHE 760.0 61.6 963.3 434.6 Total 810.0 94.7 1619.3 686.1 DBH distribution (in cm): median-- 10.3, quadratic mean-- 38.6, maximum--119.6 Tree heights, for species with at least 10 individuals measured in last 20 years: No data available. Tree ages (year of establishment): No data available. Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 45 23 286 77 44 476 Snag 26 40 86 15 0 166 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 18 8 93 14 7 139 Snag 10 13 27 3 0 53 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 6.0 Annual mortality = 5.3 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 50.0 0.0 n/a n/a n/a n/a TSHE 815.0 2.5 33.3 15.4 38.5 12.8 Total 865.0 2.4 33.3 15.4 38.5 12.8 Cascade Center for Ecosystem Management Permanent Study Areas 03/31/99 Stand summary for web reports Studyid: HSGY Stand: CH13 Latitude: 45.05 Longitude: 123.90 Elevation: 259.0 m Established: 1935 Remeasurements: 1940, 1945, 1955, 1968, 1978, 1983, 1988, 1993, 1998 Structure/composition using data from measurement in 1998: Density Bsl area Wood vol Bole biomass Species (#/ha) (m2/ha) (m3/ha) (Mg/ha) PISI 30.0 22.2 449.7 172.1 TSHE 932.5 45.3 653.4 296.5 Total 962.5 67.4 1103.2 468.6 DBH distribution (in cm): median-- 11.5, quadratic mean-- 29.9, maximum--141.7 Tree heights, for species with at least 10 individuals measured in last 20 years: No data available. Tree ages (year of establishment): No data available. Coarse woody debris: (measured in year(s) 1992) Volume (m^3/ha) Decay class Total 1 2 3 4 5 Log 3 208 361 81 27 680 Snag 0 32 74 10 5 120 Mass (Mg/ha) Decay class Total 1 2 3 4 5 Log 1 68 115 15 4 204 Snag 0 10 24 2 1 37 Bole production and annual mortality, most recent interval (Mg/ha/yr for 1993 to 1998): Net bole production = 7.4 Annual mortality = 6.1 Percent of trees dying in most recent interval and position of dying trees, for interval 1993 to 1998: Initial density % dying Tree positions (%ages) Species (tph) per ann. standing broken uprooted other PISI 30.0 0.0 n/a n/a n/a n/a TSHE 1003 2.6 59.2 24.5 10.2 6.1 Total 1033 2.5 59.2 24.5 10.2 6.1