07 Apr 2026
Photo by Brendan Stephens A marine heatwave is gripping the waters off California, with sea surface temperatures climbing to levels that are rekindling fears among scientists of a repeat of “the Blob” — a catastrophic warm-water event that took hold a decade ago and left a trail of ecological destruction along the US west coast. […]
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 […]
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