Abstract
This is a data paper for the Portal Project, a long-term ecological study of rodents, plants, and ants located in southeastern Arizona, U.S.A. This paper contains an overview of methods and information about the structure of the data files and the relational structure among the files. This is a living data paper and will be updated with new information as major changes or additions are made to the data. All data - along with more detailed data collection protocols and site information - is archived at: https://doi.org/10.5281/zenodo.1215988.
Competing Interest Statement
The authors have declared no competing interest.
Footnotes
Changes in new version: 1) Added metadata for a new NDVI dataset for the Portal Project to the Portal Data Repository. 2) Added Hao Ye to authorline for contributions to NDVI dataset