The deep sea is a relatively mysterious and unknown part of the earth as only about 1 of the ocean floor has been explored by humans.
Deep dark ocean floor.
Little or no light penetrates this part of the ocean and most of the organisms that live there rely for subsistence on falling organic matter produced in the photic zone for this reason scientists once assumed that life would be sparse.
See how these deep sea denizens make the most of their deep dark home.
Sunlight does not penetrate to the sea floor making these deep dark ecosystems less productive than those along the continental shelf.
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The deep ocean is dark very cold and has tremendous pressure from the overlying water.
But despite their name these plains are not uniformly flat.
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Https youtu be d7edgcxfz8q the ocean covers 70 of our planet.
Deep sea creatures photos adaptation is the name of the game when you live thousands of feet below the water s surface.
Deep sea exploration has revealed varied landscapes which include volcanoes seamounts hydrothermal vents and cold seeps.
Scientific research submersibles have explored the ocean s deepest trenches but most are designed to reach only the ocean floor.
Watch the latest in the ocean series how to stop plastics getting into the ocean.
In fact there have been more missions into space than journeys down to the greatest depths of the oceans.