18 May 2026

Photo by Vivek Doshi   Forecasters are sounding the alarm over the possible development of one of the strongest El Niño events in recorded history, with ocean temperatures already at near-record levels and rapidly evolving Pacific conditions pointing toward a potentially catastrophic event by late 2026. The EU’s Copernicus Climate Change Service has recorded extrapolar […]

28 Apr 2026

Photo by Gustavo Zambelli   A large and persistent marine heatwave is intensifying across the northeast Pacific Ocean, raising concerns among scientists about ecosystem disruption along the US West Coast – and forecasters warn that global marine heatwave coverage is on course to reach record levels by the end of the year. The heatwave has […]

03 Feb 2026

Photo by Stephanie Harlacher   A dramatic population bloom of the common octopus (Octopus vulgaris) off the Southwest coast of the UK is having significant effects on fisheries and marine ecosystems, according to a new report led by the Marine Biological Association in collaboration with Plymouth Marine Laboratory, the University of Plymouth and an independent consultant. The […]

02 Sep 2025

Photo by NASA   A massive toxic algal bloom has killed hundreds of marine species across South Australia’s coastline, prompting Premier Peter Malinauskas to declare it a “natural disaster” – the first of its kind in the country’s history. Unprecedented scale The harmful algal bloom, dominated by Karenia mikimotoi, has devastated marine ecosystems since March 2025. Spanning over 4,500 […]

10 Jun 2025

Photo of beach in Adelaide, Australia   South Australia’s coastline is grappling with an unprecedented environmental disaster as a toxic algal bloom, exacerbated by marine heatwaves, continues to decimate marine life and disrupt local fisheries. A bloom of unprecedented scale Since March, the harmful algal bloom (HAB), primarily composed of Karenia mikimotoi, has spread across […]

04 Mar 2025

The ocean plays a vital role in regulating climate, supporting marine life, and providing food and jobs for billions of people. However, researchers warn that marine heatwaves are intensifying due to climate change, threatening the loss of these critical functions. Similar to heatwaves on land, a marine heatwave is defined as a period of unusually […]