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Multi-taxon global freshwater fauna assessment
January 13 , 2025
19 hrs 0 min
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- The first-ever multi-taxon global freshwater fauna assessment for The IUCN Red List of Threatened Species conducted recently.
- It has identified the Western Ghats as a key location with greatest abundance of threatened freshwater species.
- This comprehensive global assessment has covered 23,496 decapod crustaceans, fishes and odonates.
- With approximately one-quarter of freshwater species facing a high extinction risk, and a record of 89 confirmed and 187 suspected extinctions since 1500 AD.
- Among freshwater decapods, fishes, and odonates, 54% of threatened species are impacted by pollution, while 39% are affected by dams and water extraction.
- The Land-use change associated with agriculture poses a threat to 37% of these species, and invasive species and disease impact 28%.
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