Glossaire Scientifique

Glossaire des termes et des abréviations pertinentes à l'Autorité internationale des fonds marins et à ses documents.
Veuillez noter qu’il s’agit d’un document en constant développement.

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Z
Titlesort descending

Pertaining to the water column seaward of the shelf break. Compare to neritic.


Low in nutrients. Compare to eutrophic


Oxygen Minimum Zone.


An intermediate level of taxonomic classification containing one or more Families forming a subgroup of a Class.


Pertaining to, or derived from, biological material. Opposite of inorganic.


Any living entity.


Containing oxygen. Compare to anoxic and hypoxic.


Chemical transformation of a substance by combining it with oxygen or through the loss of hydrogen or electrons. Opposite ofreduction.


A substance that has undergone oxidation. Opposite of reduced.

Oxygen Minimum Zone

A water layer present in all oceans at depths between 400 and 1,000m, caused by the sinking and degrading by bacteria of organicmatter produced in the surface ocean. The oxygen scarcity can cause particulate metals to dissolve. Often abbreviated to OMZ.