RV Maria S. Merian
Encyclopedia

RV Maria S. Merian is Germany
Germany
Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

's most modern research vessel
Research vessel
A research vessel is a ship designed and equipped to carry out research at sea. Research vessels carry out a number of roles. Some of these roles can be combined into a single vessel, others require a dedicated vessel...

, named after the naturalist and illustrator Maria Sybilla Merian. As of March 2006, Germany operates three other research vessels of its class, none of which are as well-equipped.

The Merian was financed by the German government and is assigned to the Leibniz Institute for Baltic Sea Research
Leibniz Institute for Baltic Sea Research
The Leibniz Institute for Baltic Sea Research is a research institution located in Warnemünde , Germany.It is part of the Gottfried Wilhelm Leibniz Scientific Community, cooperates with the University of Rostock and was founded in 1992...

 at Warnemünde
Warnemünde
Warnemünde is a sea resort and northmost district of Rostock in Mecklenburg-Vorpommern, situated on the Baltic Sea in the northeast of Germany at the estuary of the river Warnow.- History :...

, with Rostock
Rostock
Rostock -Early history:In the 11th century Polabian Slavs founded a settlement at the Warnow river called Roztoc ; the name Rostock is derived from that designation. The Danish king Valdemar I set the town aflame in 1161.Afterwards the place was settled by German traders...

 as its home port. It is also available to several other German research institutes. Its tasks are Arctic
Arctic
The Arctic is a region located at the northern-most part of the Earth. The Arctic consists of the Arctic Ocean and parts of Canada, Russia, Greenland, the United States, Norway, Sweden, Finland, and Iceland. The Arctic region consists of a vast, ice-covered ocean, surrounded by treeless permafrost...

 research, research on the Gulf Stream
Gulf Stream
The Gulf Stream, together with its northern extension towards Europe, the North Atlantic Drift, is a powerful, warm, and swift Atlantic ocean current that originates at the tip of Florida, and follows the eastern coastlines of the United States and Newfoundland before crossing the Atlantic Ocean...

, and seabed
Seabed
The seabed is the bottom of the ocean.- Ocean structure :Most of the oceans have a common structure, created by common physical phenomena, mainly from tectonic movement, and sediment from various sources...

 research to a depth of 10 km. It is manned by a crew of 21, and can additionally accommodate 22 scientists. The vessel is equipped with several laboratories. It has room for 150 tons of additional scientific equipment in accessible containers, providing flexibility in research assignments.

The ship is equipped with two azimuth thruster
Azimuth thruster
An azimuth thruster is a configuration of ship propellers placed in pods that can be rotated in any horizontal direction, making a rudder unnecessary...

s, a lateral pump-jet
Pump-jet
A pump-jet, hydrojet, or water jet, is a marine system that creates a jet of water for propulsion. The mechanical arrangement may be a ducted propeller with nozzle, or a centrifugal pump and nozzle...

, and satellite navigation, enabling it to automatically maintain an exact position. It can operate without any polluting emission
Exhaust gas
Exhaust gas or flue gas is emitted as a result of the combustion of fuels such as natural gas, gasoline/petrol, diesel fuel, fuel oil or coal. According to the type of engine, it is discharged into the atmosphere through an exhaust pipe, flue gas stack or propelling nozzle.It often disperses...

s for 48 hours, allowing it to conduct research in ecologically sensitive areas. The Merian is capable of operating in near-polar region
Polar region
Earth's polar regions are the areas of the globe surrounding the poles also known as frigid zones. The North Pole and South Pole being the centers, these regions are dominated by the polar ice caps, resting respectively on the Arctic Ocean and the continent of Antarctica...

s and can handle drift ice
Drift ice
Drift ice is ice that floats on the surface of the water in cold regions, as opposed to fast ice, which is attached to a shore. Usually drift ice is carried along by winds and sea currents, hence its name, "drift ice"....

 up to a thickness of 50 cm. It is 94.80 m long, 19.20 m wide, and has a maximum draft
Draft (hull)
The draft of a ship's hull is the vertical distance between the waterline and the bottom of the hull , with the thickness of the hull included; in the case of not being included the draft outline would be obtained...

 of 6.50 m. Flank speed is 15 knots (29.4 km/h), and range is up to 7500 nautical miles (13,890 km) and 35 days.

The Merian's keel
Keel
In boats and ships, keel can refer to either of two parts: a structural element, or a hydrodynamic element. These parts overlap. As the laying down of the keel is the initial step in construction of a ship, in British and American shipbuilding traditions the construction is dated from this event...

 was laid in June 2003 at the Maritim Ltd. wharf in Gdańsk
Gdansk
Gdańsk is a Polish city on the Baltic coast, at the centre of the country's fourth-largest metropolitan area.The city lies on the southern edge of Gdańsk Bay , in a conurbation with the city of Gdynia, spa town of Sopot, and suburban communities, which together form a metropolitan area called the...

, Poland, which belongs to the German Kröger Werft company. Construction was completed at Schacht-Audorf
Schacht-Audorf
Schacht-Audorf is a municipality in the district of Rendsburg-Eckernförde, in Schleswig-Holstein, Germany. It is situated on the Kiel Canal, approx. 3 km east of Rendsburg, and 27 km west of Kiel....

, Germany, and the ship was named and launched
Ship naming and launching
The ceremonies involved in naming and launching naval ships are based in traditions thousands of years old.-Methods of launch:There are three principal methods of conveying a new ship from building site to water, only two of which are called "launching." The oldest, most familiar, and most widely...

 in July 2005. The vessel set course for intensive tests in the Bay of Biscay
Bay of Biscay
The Bay of Biscay is a gulf of the northeast Atlantic Ocean located south of the Celtic Sea. It lies along the western coast of France from Brest south to the Spanish border, and the northern coast of Spain west to Cape Ortegal, and is named in English after the province of Biscay, in the Spanish...

 in September 2005, and in February 2006 it was handed over to the Warnemünde
Warnemünde
Warnemünde is a sea resort and northmost district of Rostock in Mecklenburg-Vorpommern, situated on the Baltic Sea in the northeast of Germany at the estuary of the river Warnow.- History :...

-based institute. Its first research assignment took it to the Baltic Sea in early 2006.

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