- of or relating to the biogeographic region of the ocean bottom between the littoral and bathyal zones, from the low water line to the edge of the continental shelf, or to a depth of approximately 660 feet (200 meters).
- being or situated in the zone of a lake extending from the lowest depth of rooted photosynthetic plants to the level at which the photosynthetic rate of flora equals the respiration rate.
- a sublittoral zone or region.
Origin of sublittoral
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for sublittoral
These remarks apply chiefly to littoral and sublittoral deposits.On the Origin of Species
- (of marine organisms) growing, living, or situated close to the seashorea sublittoral plant
- of or relating to the zone between the low tide mark and 100 m depth
- Relating to the region of the ocean bottom between the low tide line and the edge of the continental shelf, ranging in depth to about 200 m (656 ft). Unlike areas of the littoral zone, the sublittoral zone is always submerged. Compare littoral.
- Relating to the deeper part of a lake below the area in which rooted plants grow.
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