Tools of the Oceanographer
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Transcript of Tools of the Oceanographer
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*Tools of the Oceanographer
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*Peterson Grabber -A bottom sampler consisting of two hinged semi-cylindrical
buckets held apart.
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*Secchi disk – is used to measure water clarity.
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*Trieste - is a submersible vessel with a spherical room for research and observation.
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*Purse seine net -a large net towed, usually by two boats, that encloses a school of fish and is then closed at the bottom
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*Plankton net - are designed for the safe and secure capture of marine biological specimens
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*Alcyone - is a ship operated by the Cousteau Society. It was created as an expedition ship and to test the operation of a new kind of marine propulsion system, the turbosail
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*Core Sampler – used to take ocean floor rock samples
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*Hydrometer - is an instrument used to measure the specific gravity (or relative density) of liquids
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*Conshelf - short for Continental Shelf Station, was a series of undersea living and research stations undertaken by Jacques Cousteau's team in the 1960s
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*Dredge -an apparatus for bringing up objects or mud from a river or seabed by scooping or dragging
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*Water Collecting bottle – used to collect
water samples at varying depths.
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*Alvin - is a manned deep-ocean research submersible owned by the United States Navy and operated by the Woods Hole Oceanographic Institution
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*Side-scan Sonar - is used to efficiently create an image of large areas of the sea floor
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*Reversing Thermometer -device for measuring underwater temperature and pressure
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*Aluminaut - was built in 1964 and was the world's first aluminum submarine
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*Dip net - a bag net with a handle that is used especially to scoop fish from the water
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*Current meter - oceanographic device for flow measurement
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*Nansen bottle - is a device for obtaining samples of seawater at a specific depth
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*Underwater camera