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.
Title |
|
|---|---|
| Habitat |
The environment occupied by an organism. |
| Hadal |
The deepest part of the oceans below a depth of 6000m. |
| Hadalpelagic |
Synonymous with hadopelagic. |
| Hadopelagic |
Referring to the deepest region of the pelagic environment below 6000m. Synonymous with hadalpelagic. Occurs below theabyssopelagic where depths allow. {Figure}. |
| Halocline |
A layer of water in which there is a steep gradient in salinity with depth. Compare to nutricline, pycnocline and thermocline. |
| Hawaii Ocean Time-series |
A project with scientists making repeated observations of the hydrography, chemistry and biology at a station north of Hawaii since October 1988. The objective of this research is to provide a comprehensive description of the ocean at a site representative of the central North Pacific Ocean. Abbreviated to HOT. |
| HEBBLE |
High Energy Benthic Boundary Layer Experiment (North Atlantic Ocean) |
| Herbivore |
An organism that feeds on plants. Compare to carnivore. |
| Heterotroph |
An organism which cannot synthesize its own organic material so obtains it through food. Compare to Autotroph |
| Heterotrophic |
Pertaining to a heterotroph. Compare to autotrophic |
| High-Performance Liquid Chromatography |
A quantitative method for identifying, purifying and analyzing compounds that are dissolved in solution. Abbreviated to HPLC. |
| Holoplankton |
Permanent members of the plankton. Compare to meroplankton. |
| HOT |
Hawaii Ocean Time-series. |
| HPLC |
High-Performance Liquid Chromatography. |
| Hydrodynamic |
Referring to any event related to the movement of water. |
| Hydrology |
The scientific study of water and water masses. |
| Hydrothermal |
Relating to hot water or the action of such water. The water is often heated by magma or in association with magma. |
| Hydrothermal Vents |
Synonymous with active sulphides. |
| Hyperthermophiles |
Archaea and Bacteria that grow optimally at temperatures in the range of 95°C to 110°C and can survive to temperatures close to 120°C. |
| Hypoxic |
Low concentration of oxygen. Compare to oxic and anoxic. |