Imnavait Creek Permanent Vegetation Plots

Walker DA, Lederer ND, and Walker MD. 1987. Permanent vegetation plots: Site factors, soil physical and chemical properties and plant species cover. Department of Energy R4D Program, Institute of Arctic and Alpine Research, University of Colorado, Boulder, CO.

Home // Vegetation communities and microsites // Summary of areas sampled // Environmental variables // Environmental information // Soil descriptions // Soil physical characteristics // Soil chemical characteristics // Species composition //
Appendices: Plot and soil photos // Equivalent vegetation units // Plot location map

Environmental Information, Plot SW-4A

Date sampled:	8/3/84	Tussock Thaw Depth:	64 cm
Landform:	Sideslope	Inter-Tussock Thaw Depth:	48 cm
Terrain Unit:	Hillslope deposits (undifferentiated retransported deposits)	Bare Soil	2%
Slope:	7°	Rock	0%
Aspect:	260°	Soil Type	Pergelic Cryaquept
Exposure (scalar)**:	2.0	Soil Moisture (scalar)**:	9.0
Surface Form:	Well defined hillslope watertracks (>1.0m relief)	Low shrub cover:	8%
Microsite:	In water track	Dwarf shrub cover:	15%
Microsite Cover:	30%	Average shrub height:	0 cm
Site Moisture (scalar)**:	8.0	Tussock Graminoid Cover:	40.0%
Estimated Snow Duration (scalar)**:	3.8	Nontussock Graminoid Cover:	11.0%
Snow Depth (5/17/87)*:	35 cm	Forb Cover:	3%
Stability (scalar)**:	2.8	Lichen Cover:	0.3%
Cryoturbation:	0	Bryophyte Cover:	60%
Microrelief Height:	18 cm
*Mean of five measurements
**Scalar values (Exposure, Site Moisture, Est. Snow Duration, Stability, and Soil Moisture) are linked to Table 3. Legend for the environmental variables used in the R4D vegetation studies