Not all underwater reefs are made of coral − the US has created artificial reefs from sunken ships, radio towers, boxcars and even voting machines

Artificial reefs are structures that humans put in place underwater that create habitat for sea life. A new study shows for the first time how much of the US ocean floor they cover.

D'amy Steward, Master's Student in Biology, University of Guam • conversation
Jan. 18, 2024 • ~9 min

Secrets of the Octopus Garden: Moms nest at thermal springs to give their young the best chance for survival

Thousands of pearl octopuses were discovered in 2018 lining thermal vents near a deep-sea volcano. Researchers now know why octopus moms gather there.

Jim Barry, Marine Ecologist, MBARI, San José State University • conversation
Aug. 23, 2023 • ~10 min

Secrets of an octopus's garden: Moms nest at thermal springs to give their young the best chance for survival

Thousands of pearl octopuses were discovered in 2018 lining thermal vents near a deep-sea volcano. Researchers now know why octopus moms gather there.

Jim Barry, Marine Ecologist, MBARI, San José State University • conversation
Aug. 23, 2023 • ~9 min

Seabed trawling's impact on the climate may be wildly overestimated – new study

Most of the carbon disturbed by trawls is unreactive and difficult to convert to CO₂.

Jan Geert Hiddink, Professor of Marine Biology, Bangor University • conversation
July 5, 2023 • ~7 min

To harness the North Sea winds, we must understand its complicated seabed geology

Millions of years of on-off ice ages have left behind a mix of different sediments.

David Hodgson, Professor of Sedimentology and Stratigraphy, University of Leeds • conversation
Dec. 21, 2021 • ~5 min

Seafloor currents sweep microplastics into deep-sea hotspots of ocean life

Here's how microplastics from your clothes end up in the deep sea.

Michael Clare, Principal Researcher in Marine Geoscience, National Oceanography Centre • conversation
April 30, 2020 • ~5 min

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