1st/2nd/3rd), but in any order. The researcher could consider only the fi rst position in the ranking and evaluates the persistence of this area , or could consider the whole ordered ranking. These measures could be too strict and will be sensitive to the smallest perturbation to the **data** set, while the fi rst to third position would be enough in terms of conservation planning. Given any measure of success, the re-sampling approach in conservation have some possible applications as: