What are the 7 categories of the IUCN Red List?
Data Deficient (DD)
What is the national red list?
The IUCN Red List is a critical indicator of the health of the world’s biodiversity. Far more than a list of species and their status, it is a powerful tool to inform and catalyse action for biodiversity conservation and policy change, critical to protecting the natural resources we need to survive.
What criteria does the IUCN use to develop its Red List?
Assessors place species into one of the IUCN Red List Categories, based on a series of assessment criteria. For each species, The IUCN Red List provides information about its range, population size, habitat and ecology, use and/or trade, threats and conservation actions.
What is a Red List assessment?
The IUCN Red List measures the change of global diversity and acts to conserve that biodiversity through assessments of individual species and identifying and carrying out actions to address concerns.
What are the criteria of Red Data list?
2001 IUCN Red List Categories and Criteria (version 3.1)
- EXTINCT (EX) A taxon is Extinct when there is no reasonable doubt that the last individual has died.
- EXTINCT IN THE WILD (EW)
- CRITICALLY ENDANGERED (CR)
- ENDANGERED (EN)
- VULNERABLE (VU)
- NEAR THREATENED (NT)
- LEAST CONCERN (LC)
- DATA DEFICIENT (DD)
What does IUCN 3.1 mean?
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. This second edition of the IUCN Red List Categories and Criteria: Version 3.1 retains the same assessment system presented in the first edition.
Who prepare Red List endangered species?
IUCN The IUCN Red List of Threatened Species™ is the world’s most comprehensive inventory of the global conservation status of plant and animal species. It uses a set of quantitative criteria to evaluate the extinction risk of thousands of species.
How is the Red List used?
The IUCN Red List is used to inform decisions taken by Multilateral Environmental Agreements. It is often used as a guide to revise the annexes of some important international agreements, such as the Convention on International Trade in Endangered Species (CITES) and the Convention on Migratory Species (CMS).
What factors are used to determine a species red list status?
Species are classified by the IUCN Red List into nine groups, specified through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmentation.
What categories does the Red List use to maintain an online listing of endangered species?
In descending order of threat, the IUCN Red List threat categories are as follows:
- Extinct or Extinct in the Wild.
- Critically Endangered, Endangered and Vulnerable: species threatened with global extinction.
What is Red Data Book in EVS?
Answer: A Red Data Book is a document that keeps a record of all the endangered species of animals, plants, and fungi in a country or a state. The International Union for Conservation of Nature established the Red Data Book to safeguard the rare species of flora and fauna on Earth, so as to prevent their extinction.
What is IUCN that maintains a red list?
The IUCN Red List is an authoritative indicator of the health of the world’s biodiversity. The IUCN Red List is: a powerful tool to inform and catalyse action for biodiversity conservation and policy change, critical to protecting the natural resources we need to survive.
How long does a chemical have to be on the Red List?
A chemical must be designated as “Priority” for at least 12 months before it can be added to the Red List.
How long does it take for Red List to be completed?
The Red List Unit staff will then arrange for these to be reviewed by an appropriate expert. Reviews are normally completed within three months of being referred to the RLA. The Red List Unit or RLA Coordinator will inform Assessors of any delays to this process.
How is information collected for a Red List?
The process of creating a Red List generally is as follows: 1. All information relevant to species’ conservation status is collected, including This information is collected from the published and grey literature, museum records, specimen databases, etc. This stage may also include some consultation of experts for additional information.
What kind of training is needed for Red List assessors?
Red List training is essential for new assessors and is useful to help refresh skills, even for experienced Red List assessors. One option for providing this training is through an IUCN Red List Assessor Training Workshop.