Deep Sea Exploration
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HINTS
The deepest natural trench on Earth, situated in the western Pacific Ocean.
A specialized watercraft designed to operate and withstand extreme pressure at deep ocean depths.
The production and emission of light by living organisms in dark ocean environments.
Mineral-rich underwater vents that release superheated water from beneath the Earth's crust.
A free-diving deep-sea submersible consisting of a crew cabin suspended under a float.
The deepest known point in the Earth's oceans, located within the Mariana Trench.
A deep-sea fish known for the bioluminescent fleshy lure extending from its head.
The layer of the ocean ocean floor located between 3,000 and 6,000 meters below the surface.
The Swiss-designed bathyscaphe that made a record-breaking descent into the Challenger Deep in 1960.
A famous human-occupied deep-ocean research submersible operated by the Woods Hole Oceanographic Institution.
A system that uses acoustic pulse reflection to detect and map underwater topography and objects.
The ultra-deep zone of the ocean found exclusively within deep maritime trenches.
A continuous underwater mountain range formed by plate tectonics along the ocean floor.
An acronym for an unmanned, tethered underwater vehicle controlled from a surface vessel.