A new dead zone in the Indian Ocean could impact future marine … – Phys.Org

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Jana Milucka (MPI-Bremen) and Michael Forth (University of Southern Denmark) on research vessel in Bay of Bengal. Credit: University of Southern Denmark

Large areas of the global ocean, so called marine “dead zones” contain no oxygen and support microbial processes that remove vast amounts of nitrogen from the global ocean. Nitrogen is a key nutrient for life.


These dead zones are well known off the western coasts of North and South America, off the coast of Namibia and off the west coast of India in the Arabian Sea.

New research published in the journal Nature Geoscience shows that the Bay of Bengal, located in the northeastern Indian Ocean, also hosts a “dead zone” of an estimated 60,000 km2 and…

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