overlying waters

См. также в других словарях:

• abyssal zone — n. the ecological zone along the deep ocean floor between the bathyal and hadal zones * * * ▪ geology       portion of the ocean deeper than about 2,000 m (6,600 feet) and shallower than about 6,000 m (20,000 feet). The zone is defined mainly by… …   Universalium

• Red Sea — an arm of the Indian Ocean, extending NW between Africa and Arabia: connected to the Mediterranean by the Suez Canal. 1450 mi. (2335 km) long; 170,000 sq. mi. (440,300 sq. km); greatest depth, 7254 ft. (2211 m). * * * Narrow inland sea between… …   Universalium

• Sediment Profile Imagery — (SPI) is an underwater technique for photographing the interface between the seabed and the overlying water. The technique is used to measure or estimate biological, chemical, and physical processes occurring in the first few centimetres of… …   Wikipedia

• bottom water — Lowermost layer of ocean water that can be distinguished by its characteristic low temperature, high density, and low oxygen content compared with surface waters. Most bottom waters are formed near Antarctica during the southern winter. The… …   Universalium

• density current — Geol., Oceanog. See turbidity current. * * * Any current in either a liquid or a gas that is kept in motion by the force of gravity acting on small differences in density. A density difference can exist between two fluids or between different… …   Universalium

• ooze — ooze1 /oohz/, v., oozed, oozing, n. v.i. 1. (of moisture, liquid, etc.) to flow, percolate, or exude slowly, as through holes or small openings. 2. to move or pass slowly or gradually, as if through a small opening or passage: The crowd oozed… …   Universalium

• Aphotic zone — The aphotic zone (aphotic from Greek prefix polytonic|ἀ + polytonic|φῶς without light ) is the portion of a lake or ocean where there is little or no sunlight. It is formally defined as the depths beyond which less than 1% of sunlight penetrates …   Wikipedia

• Bathymetric chart — A bathymetric chart is the submerged equivalent of an above water topographic map. Bathymetric charts are designed to present accurate, measurable description and visual presentation of the submerged terrain. In an ideal case, the joining of a… …   Wikipedia

• Bioturbation — In oceanography and limnology, bioturbation is the displacement and mixing of sediment particles by benthic fauna (animals) or flora (plants). The mediators of bioturbation are typically annelid worms (e.g. polychaetes, oligochaetes), bivalves (e …   Wikipedia

• Profundal zone — The profundal zone is a deep zone of a body of water, such as an ocean or a lake, located below the range of effective light penetration. This is typically below the thermocline, the vertical zone in the water through which temperature drops… …   Wikipedia

• Cariaco Basin — The Cariaco Basin lies off the north central coast of Venezuela and forms the Gulf of Cariaco. It is bounded on the east by Margarita Island, Cubagua Island, and the Araya Peninsula; on the north by La Tortuga Island and the Tortuga Banks; on the …   Wikipedia