Millbrook Marsh |
Site
Identification
|
CWC Reference Number: | 28 |
State: | PA |
County: | Centre |
Municipality: | College |
USGS Quad: | State College |
Watershed: | Spring Creek |
Hydrogeomorphic Class: | Mainstem Floodplain |
Disturbance Class: | Severe |
Dominant Vegetation Class: | *PSS/PEM |
Wetland Area: | 0.7 ha (1.7 ac) |
Year(s) Sampled: | 1994 |
Site 28 - Millbrook Marsh
Vegetation
|
Herbaceous |
Percent cover: | 80.3% (range 45-95%) |
Dominant Species |
Common Name: | Scientific Name: |
Creeping buttercup | Ranunculus repens |
Reed canary grass | Phalaris arundinacea |
Brome | Bromus sp. |
Grass |
---
|
Rough Avens | Geum laciniatum |
Woody |
Percent cover: | 35.6% (range 0-85%) |
Dominant Species |
Common Name: | Scientific Name: |
Silky dogwood | Cornus amomum |
Box elder | Acer negundo |
Black walnut | Juglans nigra |
Tatarian honeysuckle | Lonicera tatarica |
Wild black currant | Ribes americanum |
Weighted Indicator Status (dominant spp.) |
Herbaceous: | 2.48 |
Woody: | 2.67 |
Indicator Status (all spp.) |
Herbaceous: | 2.81 |
Woody: | 2.71 |
Species Richness |
Total: | 69 |
Herbaceous: | 63 |
Woody: | 6 |
Aerial View of Millbrook Marsh
Soils
|
Matrix Chroma (mean): | 2.0 |
Organic Matter (mean %): | 5.2 |
Bulk Density (g/cm2): | 0.84 |
Soil Series: | Melvin silt loam |
Texture (mean %) |
Sand:
|
29.3 |
Silt:
|
38.5 |
Clay:
|
32.2 |
Sedimentation Rate |
Mineral loading (g/cm2): | 0.19 |
Equivalent depth (cm): | 0.10 |
Organic loading (g/cm2): | 0.22 |
Hydrology
|
Water Level |
Median (cm): | -112.0 |
Range (cm): | -130.0 - (-42.0) |
Water Quality |
pH (mean): | 7.2 |
Conductivity (mean): | 660.0 |