Download the PDF of IUCN Red List 2019. ADVERTISEMENTS: Biodiversity can be conserved in two main ways, in-situ conservation and ex-situ conservation. For many species adequate data are lacking. 9. Below, we Nine categories extend from NE (Not Evaluated) to EX (Extinct). Critically Endangered (CR), Endangered (EN) and Vulnerable (VU) species are considered to be threatened with extinction. Level of threat is defined according to 3.1 version of IUCN Red List categories and criteria (IUCN, 2001), as well as Guidelines for using IUCN Red List categories and Read to know more about the IUCN Red List and species in the critically endangered list from India. Stresses – to record how each threat impacts a taxon. The IUCN based these rules on Mace and Lande (1991), incorporating a set of quantitative criteria to be used for classifying species into the categories of threat. land region, native countries and endemism), along with data on the 12 broad categories of threats and detailed threats for each category (Appendix Table S1). Here we address the third of this suite of indicators, using changes in the threat status of species as measured by the categories of the World Conservation Union (IUCN) Red List. Genetic factors are not currently used in the RL even though their explicit consideration, including effective population size (Ne) and expected heterozygosity-loss (H-loss), could improve the assessment of extinction risk. However, a lot of man-made activities impose huge impacts on biodiversity. The IUCN Red List is widely recognised as the most objective and authoritative listing of species that are globally at risk of extinction ( Lamoreux et al. ), and the percentage of all listed threat categories that relate to aliens (%T). Many species on endangered species lists such as the IUCN Red List (RL) are categorized using demographic factors such as numbers of mature individuals. It is frequently suggested that research efforts should prioritize species in higher threat categories and those that are Data Deficient (DD). The Classification Schemes used in IUCN Red List assessments include: Threats – to record past, ongoing and future threats to a taxon. The taxonomic resolution regarding the status of the “Dryophytes immaculatus group” and the description of a new species in the Republic of Korea resulted in a shift in ranges and population sizes. international IUCN category, assession of population condition and its trend, causes of threats, description of taxon, habitat type, distribution in Montenegro and Europe. In-Situ Conservation Strategies: In-situ or on site conservation is conservation of wild animals and plants in their natural habitat. 2001 IUCN Red List Categories and Criteria (version 3.1) ... of extinction based on its distribution and/or population status. The phylogenetic signal analysis is traditionally explored on We discuss these three types of differences in separate sections below. Preserving tropical biodiversity is an urgent challenge when faced with the growing needs of countries. The aim is to convey the urgency of conservation issues to the public and policy makers, as well as help the international community to try to reduce species extinction. It contains explicit criteria and categories to classify the conservation status of individual species on the basis of their probability of extinction. However, assignment under the IUCN criteria is demanding in terms of the amount of information that is required. India has 7-8% of all recorded species, including over 45,000 species of plants and 91,000 species of animals. For definitions, examples and guidance on the Threats Classification Scheme ver. The aim of in-situ conservation is to allow the population to maintain or perpetuate itself within the community environment, […] The current IUCN red list categories are based wholly on the threat level of species as evaluated by a set of quantitative criteria. Ranking conservation urgency in different threat categories provides a set of reference points for establishing conservation priorities which should be complemented with the application of criteria related to the foreseen consequences of extinction (Bañares, 1994; Millsap et al., 1990) and the real chances of recovering the species (Mace et al., 2006; Marsh et al., 2007).