| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. |
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IUCN Red List Categories – Terms & Definitions
IUCN Red List Criteria
| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. | |
Population and Trend
| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. | |
Range and Country Distribution
| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. | |
Habitats and Altitude
| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. | |
Threats, stresses and impact
| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. | |
Data Quality and Data Derivation
| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. | |
Extinct species
| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. | |
What’s new (2009)
2009 Red List UpdatesBirdLife International’s 2009 update of the IUCN Red List for birds follows the publication in 2008 of Threatened Birds of the World when all the world’s birds were comprehensively assessed against the IUCN Red List criteria |
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