IUCN Red List Guidance Documents

Use the links below to get access to the range of current IUCN Red List guidance documents and Red List assessment tools. For more information on the Red List assessment process itself (from assessment preparation and submission to publication on the IUCN Red List) click here.

 

Guidance Documents for all IUCN Red List Assessments

Refer to all of the following documents when preparing IUCN Red List assessments.

  • IUCN Red List Categories and Criteria. Version 3.1. Available in English, Français, Español. Click here for additional translations.

  • Red List Criteria Summary Sheet. Available in English, Français, Español.

  • Guidelines for Using the IUCN Red List Categories and Criteria. Available in EnglishThis document is regularly updated: the current version is version 10 (February 2013). Please check that you have the current version before starting to prepare a Red List assessment.

  • Documentation Standards and Consistency Checks for IUCN Red List Assessments and Species Accounts. Available in English. This document is regularly updated: the current version is version 2 (September 2013). Please check that you have the current version before starting to prepare a Red List assessment.

  • Classification Schemes Guidance Documents. See the Classification Schemes page.

  • Rules of Procedure: IUCN Red List assessment process 2013-2016. Available in English.

Guidance Documents for Regional Red List Assessments

In addition to the documents listed above, regional and national Red List Assessors should refer to the following document.

  • Guidelines for Application of IUCN Red List Criteria at Regional and National Levels. Version 4.0. Available in English, Français, Español. Click here for access to other translations.

 Additional Red List Documents and Assessment Tools

IUCN also has a range of Red List assessment tools and policy documents relating to IUCN Red List assessments. In addition to the documents listed below, see the Publications and Links page for other useful Red List documents.

  • Red List Tool: Generation Length. MS Excel file providing a template for calculating generation length. Available in English.

  • Red List Tool: Criterion A. MS Excel file providing a template for calculating population reduction under Red List criteria A1 or A2. Available in English.

  • Red List Tool: Red List Index. MS Excel file providing a template for calculating a Red List Index. Available in English.

  • Guidelines for Calculating and Using a Red List Index. See the Red List Index section on the Publications and Links page.

  • Guidelines for Appropriate Uses of Red List Data. Available in English.