Distribution and Abundance of Fallow Deer Leks at Point Reyes National Seashore, California
By Gary M. Fellers and Michael Osbourn
Scientific Investigations Report  2006-5149, published 2006.
Table 1
Codes used to evaluate ground surface disturbance, vegetation cover, tree damage, and root exposure at fallow deer leks in the Olema Valley, Point Reyes National Seashore, California.
 Surface disturbance
0No exposed roots seen
1Little disturbance to ground cover, whether cover is vegetation or litter
2Noticeable disturbance to litter or vegetation
3Moderate disturbance and bare ground
4Ground surface highly disturbed, extensive areas of bare ground
  
 Vegetation cover
150–100 percent
215–50 percent
35–15 percent
40–5 percent
  
 Live tree damage
0No tree damage
1A few small broken branches
2Several broken branches and/or scraping of bark
3Extensive bark gouging or scraping; broken branches may be present
  
 Root exposure
0No exposed roots seen
1One to two roots are up to 10 percent exposed (in cross–section) for <1 m
2Some roots 10–50 percent exposed for up to 1 m
3Some roots >50 percent exposed and/or exposed 10–50 percent for > 1 m