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The IUCN Red List Categories and Criteria are intended to be an easily and widely understood system for classifying species at high risk of global extinction. It divides species into nine categories: Not Evaluated, Data Deficient, Least Concern, Near Threatened, Vulnerable, Endangered, Critically Endangered, Extinct in the Wild and Extinct .
- IUCN Red List of Threatened Species
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- Background & History
The IUCN Red List is a critical indicator of the health of...
- Assessment Process
The IUCN Red List of Threatened Species™ is essentially a...
- Resources & Publications
Established in 1964, the IUCN Red List of Threatened Species...
- Searching The IUCN Red List
Established in 1964, the IUCN Red List of Threatened Species...
- Planned Red List Updates
IUCN Red List Version IUCN Red List Publication Date...
- Barometer of Life
To date, more than 157,100 species have been assessed for...
- Citing The IUCN Red List
The IUCN Red List of Threatened Species 2023(1) ... IUCN...
- Red List Partnership
Red List Partnership Initially formed in 2000 (as the ‘Red...
- Regional Red List Assessments
A regional approach to identifying threatened species...
- IUCN Red List of Threatened Species
Click on a point in the map below — then click on 'Show Related Records' — to get information on all the animals and plants protected under the Endangered Species Act as threatened or endangered found in any county in the United States.
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- Recovery of Species
- Partnerships For Recovery
- Previous Reports to Congress
Recovery is the process of restoring species listed under the ESA to the point that they no longer require ESA protections. A recovery plan serves as a road map for species recovery—it lays out where to go and how to get there. Without a plan to organize, coordinate, and prioritize recovery actions, these efforts may be inefficient, ineffective, or...
Recovering threatened and endangered species is a complex and challenging process, but one that offers long-term benefits to the health of our environment and communities. Recovery actions may require: 1. Restoring or preserving habitat. 2. Minimizing or offsetting the effects of actions that harm species. 3. Enhancing population numbers. 4. A comb...
Jan 12, 2023 · The species range occupies around 42 million hectares encompassing four countries [35, 57], which makes it unlikely that local harvesting may represent a major threat or cause the extinction of the species. Even so, the anaconda hunting program must continue to be evaluated to ensure it sustainability is kept in the long term.
- 10.1371/journal.pone.0277629
- 2023
- PLoS One. 2023; 18(1): e0277629.
The Red List Index (RLI) of species survival for taxonomic groups that have been assessed for the IUCN Red List at least twice.The blue line indicates the overall RLI for all the taxa combined. A value of 1 is equivalent to all species being categorised as Least Concern; a value of zero is equivalent to all species being classified as Extinct.
The IUCN Red List of Threatened Species™ is the world’s most comprehensive information source on the global extinction risk status of animal, fungus and plant species. Open to all, it is used by governmental bodies, non-profit organisations, businesses and individuals.
Jul 30, 2019 · This interactive map highlights lesser-known species across America that are protected under the Endangered Species Act in 2019. By Natasha Daly. Graphic by Soren Walljasper. July 30,...
