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This plot entered a second rotation of Sitka Spruce in 2017. Monitoring continues at the plot.

Current and planned research projects related to this plot


A summary of the variables monitored at this site can be found here.


Llyn Brianne clearfell




Date of installation 18/05/1995
Planting year 1973
Main tree species Sitka Spruce
Other tree species present in plot  
Forest type Plantation. BEAR code 33
Sylvicultural system  
Tree density  
Biomass/volume 520 m3/ha (2005)
Basal area 71.0 m2/ha (2005)
Local Yield Class 14
Plot dimensions 0.3042 ha
Altitude 450 m
Mean slope 20 %
Topography Hilly Upland
Aspect East South East
Rainfall 1600 mm
Provisional soil type (FAO 1988) Umbric gleysol
Date of felling 02/2015


Surrounding habitat



Integrated forest monitoring
In this section
Integrated forest monitoring