EMP observation tables, metadata, and other data are available on the Qiita EMP Portal and on our FTP site.

Content on the FTP site includes:

  • README file describing repository
  • Markdown file describing mapping files and subsets of dataset
  • Flowchart for choosing the best BIOM table for your analyses
  • EMP Sample Type Ontology (EMPO) text file
  • Mapping files
  • OTU observation┬átables
  • OTU information: sequences and trees
  • OTU distribution tables
  • Results: alpha- and beta-diversity


EMP samples and other samples in the Qiita database can be searched by observation data and sample metadata using Redbiom.


EMP-related code, analyses, and issues are on our GitHub repository.