Happy Valley Permanent Vegetation Plots

Walker, D.A., Auerbach, N.A., Nettleton, T.K., Gallant, A., Murphy, S.M. 1997. Happy Valley Permanent Vegetation Plots: Site factors, physical and chemical soil properties, plant species cover, photographs, soil descriptions, and ordination. Arctic System Science Flux Study, Institute of Arctic and Alpine Research, University of Colorado, Boulder, CO.

Home // Preliminary vegetation classification // Vegetation communities and sites // Legend for environmental variables // Environmental data // Relevé size, percent cover // Soils data // Relevé species data //
Appendices: Field descriptions of soils // Plot and soil photos // Plot location map

Field Description of Soil, Plot HV-50

Plot Number:	HV-50
Location:	Southern margin of lake; 1 km west of Haul road and 1.5 km northwest of Happy Valley camp. Raised hummock area.
Description by:	A. Gallant and N. Auerbach
Sample Date:	7/22/94
Sample Time:	13:20
Classification:
Parent Material:	Basin colluvium and organic deposits
Geomorphic Surface:	Wetland hummock
Elevation:	1050 ft
Slope:	0°
Aspect:	Flat
Vegetation:	Wet Andromeda polifolia, Betula nana, Carex aquatilis, Sphagnum imbricatum, moss, graminoid, dwarf-shrub tundra
Horizon:	Description:
Oi1	0-20 cm | Sample S-219
	First 10 cm of depth consists primarily of loose mat of . Next 10 cm are dark red-brown (5 YR 3/5); 0% gravel. Consists mostly of decomposing Sphagnum. Many fine, very fine and medium roots.
Oi2	20-31+ cm | Sample S-220
	Very dark gray-brown (10 YR 3/2). 0% gravel; consists of Sphagnum and more roots than Oi1.