Define abyssal zone. abyssal zone synonyms, abyssal zone pronunciation, abyssal zone translation, English dictionary definition of abyssal zone. Noun 1. abyssal zone - the deep sea where there is no light Davy Jones, Davy Jones's locker, ocean bottom, oc
The meaning of ABYSSAL ZONE is the biogeographic realm consisting of the deep sea, lacking higher plant life because of the absence of light, and occupied chiefly by carnivorous animals that are often blind or have special luminous organs and are structu
1.(Physical Geography) a very large stretch of sea, esp one of the five oceans of the world, the Atlantic, Pacific, Indian, Arctic, and Antarctic 2.(Physical Geography) the body of salt water covering approximately 70 per cent of the earth's surface ...
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Learn the abyssal plain definition and discover how abyssal plains are formed. Also, learn about abyssal plain animals and the role the plains play...
Farther than 2 or 3 km from the axial volcanic zone, recent tectonic activity appears limited to a few faults that bound linear abyssal hills with total offset, suggesting relatively minor extension, so that instrumentation to measure the rate of plate separation along the rise crest will have ...
but parts of the basin floor are as mountainous as theMid-Atlantic Ridge, while other parts are extremely smooth. The former are rockyabyssal hills; the latter are theabyssal plainsthat form the upper surface of great ponds of mud that fill many of the broad depressions. Large ancient volcano...
abyssal zone bathyal zone bottom water littoral zone halocline See all related content marine ecosystem, complex of living organisms in the oceanenvironment. Marinewaterscover two-thirds of the surface of theEarth. In some places theoceanis deeper thanMount Everestis high; for example, theMariana Tr...
Abyssal zone. (Phys. Geog.) See under Abyssal. Zone axis (Crystallog.), a straight line passing through the center of a crystal, to which all the planes of a given zone are parallel. ZoneZone one, v. t. To girdle; to encircle. [R.] --Keats. ZoneZone one, n. 1. (...
Microbial Life:This deeper zone is also filled with different microorganisms, such as bacteria and archaea and form the foundation of the food web. They also support other organisms to survive at such a deep level. Significance of Abyssal Plains ...