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ABE (automated benthic explorer)
an untethered submersible, equipped with cameras and sensors, that navigates by sound beacons for long periods of time
a large portable container that divers can enter after they've surfaced to help their bodies return to normal atmospheric pressure
ROV (remotely operated vehicle)
unmanned submersible tethered to a mother ship and operated by pilots using a joy stick
scuba (self-contained underwater breathing apparatus)
device that allows divers to breathe underwater for long periods of time
sonar (sound navigation ranging)
a device that determines the distance of an object under water by recording echoes of sound waves
a small submarine used to explore the ocean depths; equipped with scientific equipment capable of seeing and recording data
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