Coral reefs are the largest living structure on the planet, and the only living structure to be visible from space. As we currently know them, coral reefs have evolved on earth over the past 200 to 300 million years, and over this evolutionary history, perhaps the most unique feature of corals is the highly evolved form of symbiosis.

May 14, 2024 · Networks such as the Global Coral Reef Monitoring Network, an operational network of ICRI, and the US Coral Reef Task Force, provide mechanisms for reporting on the impact of bleaching on the World’s coral reefs, alongside regional bleaching observation networks. “Long-term data on of coral reef condition can put events like this into context.

Apr 23, 2025 · The most intense global coral bleaching event on record is still ongoing, according to scientists. One year on from the official declaration of the fourth global coral bleaching event by the International Coral Reef Initiative (ICRI), bleaching alerts continue to develop across the world. From 1 January 2023 to 30 March 2025, bleaching-level heat stress impacted 84% of …

4 days ago · A global partnership for the preservation of the world’s coral reefs and associated ecosystems.

Jan 22, 2025 · The Gulf of Mannar’s coral reefs are vital for marine biodiversity, coastal protection, and the livelihoods of thousands of fisherfolk. Continued conservation and adaptive management are essential to ensure their survival amidst escalating climatic and human pressures. Read the full report and summary here.

Nov 13, 2024 · Forty-four per cent of reef-building coral species globally are at risk of extinction, the IUCN Red List of Threatened Species (TM) reveals following a global assessment announced today at the ongoing COP29 UN climate conference in Azerbaijan. The conservation status of 892 warm-water reef-building coral species has now been reassessed for the IUCN Red List, and analysis shows that 44% are ...

May 19, 2025 · The International Coral Reef Initiative (ICRI) was pleased to participate in the Tenth Our Ocean Conference (OOC), held in Busan, South Korea, 28 – 30 April 2025. The conference took place against the backdrop of the ongoing fourth global coral bleaching event – the most severe on record – affecting 84% of the world’s coral reefs impacting ecosystems across 82 countries, territories ...

Jul 15, 2025 · The Sustainable Development Goals Report 2025 offers the most comprehensive snapshot to date of global progress towards the 2030 Agenda, and it highlights the urgent situation facing the Ocean, coral reefs, and their associated ecosystems. At the mid-way point of the 2030 agenda, the report finds that only 35% of targets are on track, with SDG 14: Life Below Water among those furthest adrift ...

Aug 6, 2025 · The pages aims to collate the latest news with respect to coral reef bleaching announcements an observations on national, regional and global-scales. Should you any additional news items or announcements that you would like to include on this page, please contact Tom Dallison at the ICRI Secretariat.

The flagship products of the GCRMN are the “Status of Coral Reefs of the World” reports. Since 1995, six global reports have been published by the network, with the sixth edition of the GCRMN “Status of Coral Reefs of the World: 2020” report released in 2021 –and the first global quantitative assessment of coral reefs.