Point Quarter Data for 14 September
Lance Goodreau
Sean Combs
Steve Keyser
Mike Mc Allister
Total density = 529.69 trees/hectare
Ash 52.9 10% 0.32 12.7% 2.21 6.1% 28.8%
Black cherry 100.7 17% 0.52 20.7% 5.54 15.3% 55%
Aspen 7.42 14% 0.32 12.7% 4.28 11.9% 28.6%
Red Maple 31.8 6% 0.2 7.9% 1.93 5.3% 19.2%
Sugar Birch 100.7 19% 0.4 15.9% 8.22 22.7% 57.6%
Sugar Maple 111.2 21% 0.48 19% 9.59 26.5% 66.5%
White Pine 58.3 11% 0.28 11.1% 4.37 12% 34.2%
Team Members:
Brian Dresser
John Tasker
Jeff McKay
Total Density (# trees/HA) = 738.55
trees/HA
Data for individual tree species collected from Langdon Park
9/14/95
ABSOL. REL. ABSOL. REL. ABS. REL. IMP.
SPECIES DEN. DEN FREQ. FREQ. COVER COVER VALUE
Acer rubrum 132.9 18.0% 60% 20.3% 90.4 10.00% 48.3%
Acer saccharum 14.8 2.0% 8.0% 2.7% 0.59 0.07% 4.77%
Betula alleghaniensis 44.3 6.0% 24.0% 8.1% 12.33 1.40% 15.5%
Betula papyrifera 22.2 3.0% 12.0% 4.1% 5.9 0.65% 7.75%
Fagus grandifolia 22.1 3.0% 12.0% 4.1% 5.9 0.65% 7.75%
Fraxinus nigra 7.38 1.0% 4.0% 1.4% 0.33 0.04% 2.44%
Pinus strobus 66.5 9.0% 28.0% 9.5% 42.63 4.72% 23.2%
Quercus rubra 66.5 9.0% 36.0% 12.2% 48.13 5.33% 26.5%
Tsuga canadensis 332.3 45.0% 100.0% 33.8% 695.6 77.1% 155.9%
Ulmus rubra 66.5 9.0% 12.0% 4.1% 42.63 4.72% 23.2%
Team Members:
Melissa Papp
Doug Bacon
Cheryl Rassmussen
John
Total Density = 46.4744 (no units of measurement given)
Data for individual species:
Species Abs.Den Rel.Den. Abs.Freq. Rel.Freq. Abs. Rel Import.
Cover Cover
East. Hem .0714 .84 1 .61 2807.2 .0021 1.45
White Pine 1.923 .01 .04 .02 1286487 .9651 .9951
Lng Lf Pine 4.35 .01 .04 .02 599.4 .00045 .03045
Red Oak 10 .01 .04 .02 3109 .0023 .0323
Paper Birch 8.33 .01 .04 .02 5122.95 .0038 .0338
Red Maple 4.44 .04 .16 .10 8406 .0063 .0363
River Birch 17.36 .01 .04 .02 19781.7 .015 .045
Shrt Lf Pine .4625 .05 .2 .12 34.9 .000026 .030026
Sugar Maple 14.29 .02 .08 .05 6637 .0050 .035
Team Members
Chris Sanborn
Shawn Vallee
April Laliberte
Dave
Total Density = 709.3 trees/hectare
Species AbsDen RelDen AbsFreq RelFreq Abscvr Relcv
Import
Maple 404.3 57% 92% 44% 12.4 51% 1.52
W. Birch 21.3 3% 12% 6% .74 3% .12
Bass 28.4 4% 8% 4% 1.01 4% .12
Ash 78 11% 32% 15% 4.34 18% .44
Cherry 148.9 21% 60% 30% 4.73 19% .7
Oak 28.4 4% 4% 2% 1.2 5% .11
(Above does not indicate which oak or which maple--we need to know that
in order to be able to use the data set for analysis)