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Hydrographic survey is the science of measurement and description of features which affect maritime navigation, marine construction, dredging, offshore wind farms, offshore oil exploration and drilling and related activities. Surveys may also be conducted to determine the route of subsea cables such as telecommunications cables, cables ...
None. USNS Chauvenet (T-AGS-29) was a multi-function (littoral, coastal and deep ocean) survey ship laid down on 24 May 1967, at Upper Clyde Shipbuilding Corp., Glasgow, Scotland. The ship was the second survey ship, Chauvenet (AGS-11) being the first, named for William Chauvenet (1820-1870). He was instrumental in the founding of the United ...
A voyage data recorder, or VDR, is a data recording system designed for all vessels required to comply with the IMO 's International Convention SOLAS Requirements (IMO Res.A.861 (20)) in order to collect data from various sensors on board the vessel. It then digitizes, compresses and stores this information in an externally mounted protective ...
Topsoil is composed of mineral particles and organic matter and usually extends to a depth of 5-10 inches (13–25 cm). Together these make a substrate capable of holding water and air which encourages biological activity. There are generally a high concentration of roots in topsoil since this is where plants obtain most of their vital nutrients.
MV. Mark W. Barker. MV Mark W. Barker is a large diesel-powered lake freighter owned and operated by the Interlake Steamship Company. She is the first of the River-class freighters constructed for an American shipping company. [2][3] MV Mark W. Barker is the first ship on the Great Lakes to be powered with engines that meet EPA Tier 4 standards ...
A taxonomy is an arrangement in a systematic manner; the USDA soil taxonomy has six levels of classification. They are, from most general to specific: order, suborder, great group, subgroup, family and series. Soil properties that can be measured quantitatively are used in this classification system – they include: depth, moisture ...
RV Endeavor is a research vessel owned by the National Science Foundation and operated by the University of Rhode Island (URI) under a Charter Party Agreement as part of the University-National Oceanographic Laboratory System (UNOLS) fleet. The vessel is homeported at the Narragansett, Rhode Island at the URI Bay Campus.
Logbook (nautical) Logbook aboard the frigate Grand Turk. A logbook (a ship's logs or simply log) is a record of important events in the management, operation, and navigation of a ship. It is essential to traditional navigation, and must be filled in at least daily. The term originally referred to a book for recording readings from the chip log ...