Study measuring the impacts of a deep-sea mining machine finds the abundance of animals at the site decreased by 37%
National Oceanography Centre
Published: 5 December 2025
The largest study of deep-sea mining impacts found a 37% reduction in seafloor animal abundance and 32% drop in species richness in areas impacted by a polymetallic nodule mining machine in the deep Pacific.
Keywords: deep-sea mining, marine biodiversity, seafloor ecology, polymetallic nodules, environmental impact, species richness, Pacific Ocean
New ONC partner observatory expands monitoring in Southern Ocean
Ocean Networks Canada
Published: 1 February 2026
Ocean Networks Canada and the Spanish National Research Council deployed new subsea cabled observatories in Antarctica in January 2026, doubling capacity to monitor environmental changes in the Southern Ocean.
Keywords: Southern Ocean, ocean observing, Antarctic monitoring, cabled observatory, real-time data, marine instrumentation
AIMS takes first shot at largescale reef restoration with marine industry
Australian Institute of Marine Science
Published: 26 February 2026
In one of the world's largest reef restoration tests, AIMS and marine industry partners deployed 44,608 seeding devices with aquaculture-reared corals on Great Barrier Reef sites off Cairns and the Keppel Islands.
Keywords: coral reef restoration, Great Barrier Reef, coral aquaculture, marine ecology, reef recovery, larval seeding, coral spawning
