Comprehensive View of a Plot
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A3 - White Lake
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» Citation URL: http://vegbank.org/cite/urn:lsid:vegbank.org/vegbranch:observation:66-{4046DA7C-5B0A-457D-8D2F-F59B5AB713C7}
» Citing info |
| Plot ID Fields: | |
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Author Plot Code  |
A3 - White Lake
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| Author Observation Code |
A3 - White Lake
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| Original Data Location |
NJ Natural Heritage Program, NJDEP Division of Parks and Forestry, Office of Natural Lands Management, 22 S. Clinton Ave, Plaza Bldg 4, Fl. 4, PO Box 404 Trenton, NJ, 08625-0404
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| Location Fields: |
MAP:
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| MapQuest
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| Confidentiality Status |
10 km radius (nearest 0.1 degree)
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| Latitude |
41.1
º
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| Longitude |
-75
º
|
| Author Location |
White Lake
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| Location Narrative |
North Shore of White Lake
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| State or Province |
New Jersey
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| Country |
United States
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| Named Places |
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| Layout Fields: | |
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| DSG Polygon |
GPS readings for other 3 plot corners: 1-SE) 41.00185, -74.91249; 2-SW) 41.00187, -74.91255; 3-NW) 41.00191, -74.91253
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| Shape |
Square
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| Area |
25
m²
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| Permanence |
permanent plot
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| Layout Narrative |
Plot is 5 x5 m, located at 17-22 m along transect. Transect endpoints are permanently marked with rebar. Distance and compass bearing measurements to the plot location with measurements of plot orientation off the transect were taken. GPS coordinates for each corner of the plot was taken with submeter accuracy.
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| Environment Fields: | |
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| Elevation |
124
m
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| Slope Aspect |
(n/a, flat)
º
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| Slope Gradient |
0
º
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| Topographic Position |
Basin floor
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| Landform |
fen
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| Landscape Narrative |
Landscape Setting: Karst valley, small glacial lake.
General Landscape Description: Sinkhole lake in karst terrain. White Lake is a unique marl lake surrounded by forested dolomite and limestone ridges. Known land use history includes marl mining. Unconsolidated fill on N shore (probably turn of the century) for access to pond (for marl works).
Size, relative to other occurrences: Narrow but intact band along marl shore - the only remaining occurrence in the state.
Soil Texture: Mineral - marl
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| Representativeness |
good
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| Hydrologic Regime |
Intermittently flooded
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| Soil Moisture Regime |
hydric
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| Soil Drainage |
very poorly drained
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| Percent Other |
3
%
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| Name Other |
marl
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| Methods Fields: | |
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| Observation Start Date |
30-Oct-1997
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| Observation End Date |
30-Oct-1997
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| Project |
NJ Mark Wong
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| Cover Method |
Percentage (%)
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| Stratum Method |
National Park Service
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| Taxon Observation Area |
25
m²
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| Cover Dispersion |
entire
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| Overall Taxon Cover Values are Automatically Calculated? |
no
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| Plot Quality Fields: | |
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| Plot Validation Level |
(1) occurrence plot: sufficient for determining type occurrence
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| Overall Plot Vegetation Fields: | |
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| Shrub Cover |
45
%
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| Field Cover |
65
%
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| Nonvascular Cover |
2
%
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| Dominant Stratum |
Shrub
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| Growthform1 Type |
Dwarf-shrub
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| Growthform2 Type |
Herbs
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| Growthform3 Type |
Other/unknown
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| Growthform1 Cover |
45
%
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| Growthform2 Cover |
65
%
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| Growthform3 Cover |
2
%
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| Misc Fields: | |
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| Observation Narrative |
Community Type: calcareous sinkhole pond
Community Description: Moderate size marl fen dominated by Potentilla fruticosa. High diversity but with Phragmites encroaching.
Environmental Comments: Potentilla on low hummocks. Wet marl but solid.
Notes: Bear tracks and dug-up clumps of Scirpus were observed.
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| Observation Contributors: |
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| Party | Role |
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KSW
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Plot author
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| Soil Observations: |
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| Soil Horizon | Soil Depth Top | Soil Depth Bottom | Soil Color | Soil Organic | Soil Texture | Soil Sand | Soil Silt | Soil Clay | Soil Coarse | Soil PH | Exchange Capacity | Base Saturation | Soil Description |
|
L
|
0
m
|
10.2
m
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marl 2.5 Y 4/2, lots of shells, water at 10.2 cm
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|
L
|
10.2
m
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25.4
m
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marl 2.5 Y 7/2, lots of shells, pH at 15.24 cm = 7.6
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|
L
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25.4
m
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121.9
m
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marl (soupy near bottom), finer texture > 18", pH at 45.7 cm = 8
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| Disturbance Data: |
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| Disturbance Type | Disturbance Intensity |
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Trampling and trails
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Hydrologic alteration
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Other disturbances
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| User Defined Values |
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| No User Defined Data for this plot |
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