This model was developed using the boosted regression tree technique. The model was fitted using R version 2.14.0. The model can be linked or joined to the streams layer used in this project. Using the "prob" field, the predicted probability of occurrence of the pearl dace can be shown for every stream segment in the known range of the species within the study area. These data are provided by Bureau of Land Management (BLM) "as is" and may contain errors or omissions. The User assumes the entire risk associated with its use of these data and bears all responsibility in determining whether these data are fit for the User's intended use. The User is encouraged to carefully consider the content of the metadata file associated with these [...]
