Turtle (DSV-3) is a 16-ton, manned deep-ocean research submersible owned by the United States Navy. It is sister to Alvin (DSV-2), and also an Alvin class Deep Submergence Vehicle. The Turtle was retired from active service in 1998. USN redirects here. ... Alvin in 1978, a year after first exploring hydrothermal vents. ... This article needs to be cleaned up to conform to a higher standard of quality. ... 1998 (MCMXCVIII) was a common year starting on Thursday of the Gregorian calendar, and was designated the International Year of the Ocean. ...
The Turtle is designed to dive to 8000 feet. It has a hatch 2-feet thick, and held in place by the pressure of the water above it (it is tapered, narrower inward), leaving it vulnerable on or near the surface with less pressure holding the hatch in place. The Alvin-class DSV were designed to replace older DSV, such as the less maneuverable Trieste-class bathyscaphes. Trieste A bathyscape or bathyscaphe is a self-propelled deep-sea diving submersible, consisting of a crew cabin similar to a bathysphere suspended below a float filled with a buoyant liquid such as petrol. ...
This article needs to be cleaned up to conform to a higher standard of quality. ... A Deep Submergence Rescue Vehicle (DSRV) is a type of Deep Submergence Vehicle used for rescue of downed submarines and clandestine missions. ... The bathyscaphe Trieste Close-up of pressure sphere Trieste emblem Trieste was a deep-diving research bathyscaphe (deep boat) with a crew of two people. ... Trieste II Trieste II was designed by the Naval Electronic Laboratory, San Diego, California, as a successor to Trieste —the Navys pioneer bathyscape. ...
However, the turtles around the islands were depleted by the early 1800's and the turtling industry focused around the Miskito Cays off the coast of Nicaragua.
By this time turtle populations were dwindling and, in subsequent years, national and international regulations and alternative sources of income reduced the turtling industry to a negligible level.
Cayman Turtle Farm was established in 1968 as Mariculture Ltd. by a group of investors from the United States and Great Britain as a facility to raise the green sea turtle, Chelonia mydas, for commercial purposes.
A turtle is a type of robot which moves round on wheels on a flat surface.
A robotic turtle was a paper plotting device for use with the Logo programming language, which rolled on the floor on large expanses of paper, obeying Logo commands.
Turtle is a nickname for a type of Raised pavement marker generally used in California and the Pacific Northwest.
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