Clark's Trail



Vegetation - Soils - Hydrology - Habitat Suitability Index
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Site Identification

CWC Reference Number: 13
State: PA
County: Union
Municipality: Lewis
USGS Quad: Williamsport
Watershed: White Deer Creek
Hydrogeomorphic Class: Riparian Depression
Disturbance Class: Pristine
Dominant Vegetation Class: *PEM/SS
Wetland Area: 0.5 ha (1.2 ac)
Year(s) Sampled: 1993, 1994



Site 13 - Clark's Trail





Vegetation

Herbaceous
percent cover: 89.3% (30-100%)
Dominant Species
Common Name: Scientific Name:
Sedge Carex sp.
Sedge Carex retroflexa
Hay-scented fern Dennstaedtia punctilobula
Swamp dewberry Rubus hispidus
Canada rush Juncus canadensis


Woody
percent cover: 42.0% (range 5-90%)
Dominant Species
Common Name: Scientific Name:
Maleberry Lyonia ligustrina
Speckled alder Alnus incana
Spruce Picea sp.
Red maple Acer rubrum
Black cherry Prunus serotina


Weighted Indicator Status (dominant spp.)
Herbaceous: 1.58
Woody: 2.80
Indicator Status (all spp.)
Herbaceous: 1.67
Woody: 2.71
Species Richness
Total: 61
Herbaceous: 53 (over 2 years)
Woody: 8



Aerial View of Clark's Trail





Soils

Matrix Chroma (mean): 1.0
Organic Matter (mean %): 19.87
Bulk Density (g/cm2): 0.45
Soil Series: Buchanan extra stony loam
Texture (mean %)
sand:
36.7
silt:
46.8
clay:
16.5
Sedimentation Rate
mineral loading (g/cm2): 0.63
equivalent depth (cm): 0.50
organic loading (g/cm2): 0.52



Hydrology

Water Level
median (cm): -5.2
range (cm): -110.0 - 6.4
Water Quality
pH (mean): 5.5
Conductivity (mean): 39.0