bottom water
the water mass at the deepest part of the water column

Dictionary of ichthyology. 2009.

Look at other dictionaries:

  • Bottom water — is the lowermost water mass in a water body, by its bottom, with distinct characteristics, in terms of physics, chemistry, and ecology.OceanologyIn oceanology, bottom water is by the ocean floor. It has characteristics are markedly distinct from… …   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

  • bottom water — noun : the water immediately underlying oil or gas in productive formations compare top water …   Useful english dictionary

  • bottom water — /ˈbɒtəm wɔtə/ (say botuhm wawtuh) noun the lowest layer of water in an ocean, characterised by being relatively dense and cold with temperatures just above freezing point …   Australian English dictionary

  • Antarctic Bottom Water — The Antarctic Bottom Water (AABW) is a type of water mass in the seas surrounding Antarctica with temperatures ranging from 0 to 0.8◦ C, salinities from 34.6 to 34.7 psu, and a density near 27.88Specify|date=August 2007. AABW is formed in the… …   Wikipedia

  • Antarctic bottom water — noun a dense mass of water in the deep seas around Antarctica, formed mainly in the Weddell and Ross seas, which flows around Antarctica and then northerly to enter the oceans, passing through and mixing with the water of the Antarctic… …   Australian English dictionary

  • water mass — n. a large body of oceanic water usually identified by a well defined relationship between temperature and salinity or chemical content: usually a mixture of two or more such bodies, each having a specified temperature and salinity * * * ▪… …   Universalium

  • water — waterer, n. waterless, adj. waterlessly, adv. waterlessness, n. waterlike, adj. /waw teuhr, wot euhr/, n. 1. a transparent, odorless, tasteless liquid, a compound of hydrogen and oxygen, H2O, freezing at 32°F or 0°C and boiling at 212°F or 100°C …   Universalium

  • Water mass — An oceanographic water mass is an identifiable body of water which has physical properties distinct from surrounding water. Properties include temperature, salinity, chemical isotopic ratios, and other physical quantities. Common water masses in… …   Wikipedia

  • Water polo — is a team water sport. A team consists of six field players and one goalkeeper. The winner of the game is the team that scores more goals. Gameplay involves swimming, players passing the ball while being defended by opponents, and scoring by… …   Wikipedia

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