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Oil tanker Emerald Spirit's captain Joymon Poulose, a native of Koothattukulam in Kerala, became a saviour for the sailor, Aaron.
The extreme, insular ecosystems are powered, not by the sunlight-driven photosynthesis, but by energy from superheated mineral-rich seawater jetting from cracks in the seafloor.
Ulvan, extracted from marine algae called Ulva that is food in places like Japan, New Zealand and Hawaii, has previously been reported as effective against some of the human viruses.
A three-day online conference highlights more than 30 activities in place or in development around the world that can make important contributions by 2030 to a clean ocean.
The research found that microplastics are affecting the behaviour of hermit crabs, namely their ability during shell fight contests, which are vital to their survival.
The study captured female octopuses on camera using their tentacles to gather debris, including shells, silt and algae, and launch it toward other octopuses with a jet of water.
The sound was recorded on ‘hydrophone’, an equipment installed on the seafloor 50 feet below the surface between Vizhinjam and Poovar in Thiruvananthapuram district of Kerala.
Noise pollution is known to effect marine life which uses sound to communicate a variety of life-critical behaviours such as predator alarms or mate selection.
The proposal for launching the 'deep sea mission' came from the Ministry of Earth Sciences.
The latest World Ocean Assessment calls for an integrated sustainable management of coasts and the ocean, driven by science, technology and innovation.