Rothrock State Forest



Vegetation - Soils - Hydrology - Habitat Suitability Index
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Site Identification

CWC Reference Number: 19
State: PA
County: Huntingdon
Municipality: Jackson
USGS Quad: McAlevy's
Watershed: Standing Stone
Hydrogeomorphic Class: Slope
Disturbance Class: Pristine
Dominant Vegetation Class: PFO
Wetland Area: 1.2 ha (3.0 ac)
Year(s) Sampled: 1993, 1994



Site 19 - Rothrock State Forest





Vegetation

Herbaceous
Percent cover: 13.1% (range 0-70%)
Dominant Species
Common Name: Scientific Name:
New York fern Thelypteris noveboracensis
Rice cutgrass Leersia oryzoides
Arrow leaf tear thumb Polygonum sagittatum
Violet Viola sp.
Manna grass Glyceria sp.


Woody
Percent cover: 89.1% (range 60 -100%)
Dominant Species
Common Name: Scientific Name:
Rhododendron Rhododendron maximum
Mountain laurel Kalmia latifolia
Tulip tree Liriodendron tulipifera
Eastern hemlock Tsuga canadensis
Black gum Nyssa sylvatica


Weighted Indicator Status (dominant spp.)
Herbaceous: 2.23
Woody: 3.60
Indicator Status (all spp.)
Herbaceous: 2.50
Woody: 3.19
Species Richness
Total: 43
Herbaceous: 33 (over 2 years)
Woody: 10



Site 19 - Rothrock State Forest





Soils

Matrix Chroma (mean): 1.333
Organic Matter (mean %): 27.17
Bulk Density (g/cm2): 0.70
Soil Series: Buchanan very stony loam
Texture (mean %)
Sand:
40.8
Silt:
32.9
Clay:
26.3
Sedimentation Rate
Mineral loading (g/cm2): NA
Equivalent depth (cm): NA
Organic loading (g/cm2): NA



Hydrology

Water Level
Median (cm): -22.84
Range (cm): -65.0-7.60
Water Quality
pH (mean): 5.5
Conductivity (mean): 94.0