This would map out a baseline for life in the abyssal plain, so that potential harm can be better understood. Conservation group Fauna & Flora has said risks range from damage to the ocean food web, ...

This continental slope plunges into depths sunlight cannot reach, through the aphotic zone all the way to the gigantic ...

PARIS: In the cold, lightless Pacific Ocean deep, the seabed is scattered with metal-rich rocks coveted by miners ...

The sites were around 1,000 meters deep beneath Sagami Bay, more than 9,000 meters deep along a trench off the Boso Peninsula, and nearly 6,000 meters deep on an abyssal plain located farther ...