#>Error in h(simpleError(msg, call)) : error in evaluating the argument 'x' in selecting a method for function 'plot': object 'Sable.sp1' not found
r code< plot(Sable.sp1, col = as.factor(Sable@data$id), pch=16)
plot(Sable.mcp. col = alpha(1:5, 0.5),add = TRUE)