Topiltzin Contreras
@TopiltzinCM
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PhD. Profesor/Investigador Centro de Investigaciones Biológicas (@uaemorelos) IUCN/SSC Co-Chair Freshwater Conservation Committee (@FW_Conservation) (@IUCN)
Morelos, México
Joined October 2012
Nuestra publicación sobre las especies de agua dulce amenazadas ha generado en dos días 612 notas en periódicos de todo el mundo/ in a couple of days our threatened freshwater fauna paper has generated 612 media articles worldwide
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The call for proposals for hosting a session or art exhibit during the #IUCNcongress 2025 is now open. Drive #conservation action and submit your proposal now. ➡️ https://t.co/SfP7aqmknU
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(Part 2 of 2) One-quarter of freshwater fauna threatened with extinction. Read the full paper here: https://t.co/6tbfQA66VC
@IUCNssc #OceanConservation #Rays #Science #wearessc
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🌍 6 months to go! #COP15Zimbabwe One hundred and seventy-two governments will convene at the #WetlandsCOP15 to strengthen international commitments for wetland conservation. Scheduled for 23-31 July 2025 in Victoria Falls, Zimbabwe.
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A detailed extinction risk assessment of freshwater fauna, covering more than 23,000 species, reported in @Nature reveals that around 24% of the studied species are threatened with extinction. https://t.co/FAF8ean7bl
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#NewGenusAlert - New tribe-level classification of #Hypostominae (#Loricariidae), with descriptions of three new tribes, #Peckoltini, #Pseudancistrini and #Stellantini with two new genera, #𝐶𝑜𝑙𝑜𝑠𝑠𝑖𝑚𝑦𝑠𝑡𝑎𝑥 and #𝑆𝑡𝑒𝑙𝑙𝑎𝑛𝑡𝑖𝑎. 🔓 https://t.co/Ol6fTK37FZ
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Invasive Alien Species #IAS pose a major threat to 🇪🇺native plants and animals as they: ⚠️ are a major cause of biodiversity loss 📉 negatively impact the economy 🩺 affect human health Discover how the EU acts to prevent, measure and manage this 👉 https://t.co/BRjqxQ4Igz
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1/ 📢Yesterday saw the release of our analysis of the first @IUCNRedList global freshwater fauna assessment in @Nature ! The dataset took 1000+ experts 20+ years to compile. So what did we find?
nature.com
Nature - A global multi-taxon extinction risk assessment of freshwater fauna for The IUCN Red List of Threatened Species finds one-quarter of species to be at high risk of extinction.
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Shedd Aquarium has partnered with the @IUCNssc to strengthen freshwater conservation, close the assessment gap for species like freshwater mussels, and make a difference for these critical organisms that support healthy ecosystems.
sheddaquarium.org
Shedd is using applied conservation science to inform assessments and safeguard freshwater species and environments in key biodiversity hotspots.
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A new study co-authored by @IUCN reveals that 24% of freshwater species are at high risk of extinction. However, the extinction risk for many species, including molluscs, remains unknown due to insufficient data.
iucn.org
Gland, Switzerland, 8 January 2025 (IUCN) – The largest global assessment of freshwater animals on the IUCN Red List of Threatened Species™ to date has revealed that 24% of the world’s freshwater...
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New blog post about a new @Nature publication! The Global Freshwater Fauna Assessment shows that a quarter of freshwater animals are at risk of extinction. The Global Center's Freshwater Conservation Coordinator co-authored the publication. 🌍🧪🐟 https://t.co/dvw36n2cnG
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Aquí puedes descargar nuestra reciente publicación “Sayer, C.A., Fernando, E., Jimenez, R.R. et al. One-quarter of freshwater fauna threatened with extinction. Nature (2025). https://t.co/K8drie0ocp
https://t.co/SHAhIvgRV5
nature.com
Nature - A global multi-taxon extinction risk assessment of freshwater fauna for The IUCN Red List of Threatened Species finds one-quarter of species to be at high risk of extinction.
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También la agencia de noticias @Reuters retomó nuestra publicación en la revista @Nature
@IUCN @IUCNssc @IUCNRedList @uaemorelos @prensauaem @CONANP_mx Study documents extinction threats to world's freshwater species
reuters.com
Freshwater environments cover about 1% of Earth's surface while accounting for more than 10% of known species. Like many marine and terrestrial ecosystems, however, they are in distress. A new study...
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Emocionado porque la Agencia de Noticias @APNews haya retomado nuestra publicación: New research shows a quarter of freshwater animals are threatened with extinction https://t.co/cuc1DM4Et4
@prensauaem @uaemorelos @IUCNssc @IUCNRedList @SEMARNAT_mx @CONABIO
apnews.com
New research shows about a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction.
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A new #ScienceReview details the consequences of the loss of Earth’s old, wise, and large animal species. https://t.co/KQ52qjOlCR
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NEWS: The largest global assessment of freshwater animals on the @IUCNRedList to date has revealed that 24% of the world’s freshwater fish, dragonfly, damselfly, crab, crayfish and shrimp species are at high risk of extinction. Learn more https://t.co/rfjNJi2Aud
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Healthy wetlands are critical for climate mitigation, adaptation, biodiversity and human health. Protecting wetlands for our common future requires collaboration on policies, regulations and community initiatives that spur effective conservation. #WorldWetlandsDay #WWD2025
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EXCITING NEWS! The first ever multi-taxon global freshwater fauna assessment is now out in @Nature showing that "One-quarter of freshwater fauna threatened with extinction" led by @CatherineASayer at @IUCN 🦀🐠🪰🌊 https://t.co/CrTUyGIcnT
nature.com
Nature - A global multi-taxon extinction risk assessment of freshwater fauna for The IUCN Red List of Threatened Species finds one-quarter of species to be at high risk of extinction.
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BREAKING NEWS: One quarter of freshwater animals at risk of extinction - IUCN Red List Learn more about the analysis published in @nature today. https://t.co/rfjNJi2Aud
@IUCNRedList
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A quarter of world's freshwater life at risk of extinction, reveals an @IUCN study. The primary reason - loss of freshwater ecosystems across the world. Several factors: pollution, dams, climate change. One overlooked factor, @LabRajeev days, is conservation efforts designed
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