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-18

Date sampled:	8/5/84	Tussock Thaw Depth:	60 cm
Landform:	Active floodplain	Inter-Tussock Thaw Depth:	45 cm
Terrain Unit:	Basin colluvium	Bare Soil	2%
Slope:	1°	Rock	0%
Aspect:	350°	Soil Type	Histic Pergelic Cryaquept
Exposure (scalar)**:	1.5	Soil Moisture (scalar)**:	9.0
Surface Form:	Strangmoor or aligned hummocks in bogs	Low shrub cover:	0%
Microsite:		Dwarf shrub cover:	25%
Microsite Cover:		Average shrub height:	22 cm
Site Moisture (scalar)**:	9.0	Tussock Graminoid Cover:	0.0%
Estimated Snow Duration (scalar)**:	5.5	Nontussock Graminoid Cover:	60.0%
Snow Depth (5/17/87)*:	70 cm	Forb Cover:	2%
Stability (scalar)**:	4.0	Lichen Cover:	0%
Cryoturbation:	0	Bryophyte Cover:	25%
Microrelief Height:	12 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