dredge hull

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• Hull classification symbol — This article is about the U.S. Navy system. For the similar system used by Canadian Forces, see Hull classification symbol (Canada). The United States Navy, United States Coast Guard, and United States National Oceanic and Atmospheric… …   Wikipedia

• Dipper Dredge No. 3 — U.S. National Register of Historic Places …   Wikipedia

• List of hull classifications — The list of hull classifications comprises an alphabetical list of the hull classification symbols used by the United States Navy to identify the type of a ship.The combination of symbol and hull number identify a modern Navy ship uniquely. A… …   Wikipedia

• Sumpter Valley Gold Dredge — Infobox nrhp name = Sumpter Valley Gold Dredge nrhp type = caption = Sumpter Valley Gold Dredge location = Sumpter, Baker County, Oregon nearest city = lat degrees = lat minutes = lat seconds = lat direction = long degrees = long minutes = long… …   Wikipedia

• Dredging — Dredge redirects here. For other uses, see Dredge (disambiguation). Dredgers redirects here. For the German municipality, see Dreggers. Dredging is an excavation activity or operation usually carried out at least partly underwater, in shallow… …   Wikipedia

• Bugeye (boat) — The bugeye is a type of sailboat developed in the Chesapeake Bay for oyster dredging. The predecessor of the skipjack, it was superseded by the latter as oyster harvests dropped. Origins Between 1820 and 1865, the state of Maryland banned the… …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• harbours and sea works — Introduction harbour also spelled  harbor        any part of a body of water and the manmade structures surrounding it that sufficiently shelters a vessel from wind, waves, and currents, enabling safe anchorage or the discharge and loading of… …   Universalium

• Skipjack (boat) — The skipjack is a type of sailboat developed on the Chesapeake Bay for oyster dredging. It succeeded the bugeye as the chief oystering boat on the bay, and remains in service due to laws restricting the use of powerboats in the Maryland state… …   Wikipedia

• undersea exploration — Introduction       the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments       Included in the scope of undersea exploration are the physical and chemical… …   Universalium

• commercial fishing — Introduction  the taking of fish and other seafood and resources from oceans, rivers, and lakes for the purpose of marketing them.       Fishing is one of the oldest employments of humankind. Ancient heaps of discarded mollusk shells (shell… …   Universalium