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An Illustrated and Cross-Referenced Glossary of Malacological and Conchological Terms |
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| by Paul S. Mikkelsen | |||
| Term | Definition |
| ABYSSOPELAGIC | The PELAGIC depth zone 4,000 to 6,000 meters. See also: PELAGIC; EPIPELAGIC (0-200m depth); MESOPELAGIC (200-1000m depth); BATHYPELAGIC (1000-4000m depth; HADAL (greater than 6,000m depth); NERITIC; OCEANIC; BENTHIC; PLANKTONIC. | |
| BATHYAL or BATHYPELAGIC | The PELAGIC depth zone 1,000 to 4,000 meters. See also: PELAGIC; EPIPELAGIC (0-200m depth); MESOPELAGIC (200-1000m depth); ABYSSOPELAGIC (4000-6000m depth; HADAL (greater than 6,000m depth); NERITIC; OCEANIC; BENTHIC; PLANKTONIC. | |
| EPIPELAGIC | The PELAGIC depth zone 0 to 200 meters. See also: PELAGIC; MESOPELAGIC (200-1000m depth); BATHYPELAGIC (1000-4000m depth; ABYSSOPELAGIC (4000-6000m depth; HADAL (greater than 6,000m depth); NERITIC; OCEANIC; BENTHIC; PLANKTONIC. | |
| HADAL or HADALPELAGIC | The PELAGIC depth zone greater than 6,000 meters. See also: PELAGIC; EPIPELAGIC (0-200m depth); MESOPELAGIC (200-1000m depth); BATHYPELAGIC (1000-4000m depth; ABYSSOPELAGIC (4000-6000m depth; HADAL (greater than 6,000m depth); NERITIC; BENTHIC; PLANKTONIC. | |
| MESOPELAGIC | The PELAGIC depth zone 200 to 1,000 meters. See also: PELAGIC; EPIPELAGIC (0-200m depth); BATHYPELAGIC (1000-4000m depth; ABYSSOPELAGIC (4000-6000m depth; HADAL (greater than 6,000m depth); NERITIC; OCEANIC; BENTHIC; PLANKTONIC. | |
| PELAGIC | The open sea, made up of the NERITIC zone over the continental shelf and the OCEANIC zone beyond the continental shelf. See also: EPIPELAGIC (0-200m depth); MESOPELAGIC (200-1000m depth); BATHYPELAGIC (1000-4000m depth; ABYSSOPELAGIC (4000-6000m depth; HADAL (greater than 6,000m depth); OCEANIC; BENTHIC; PLANKTONIC. | |
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