MINOR OCEAN RELIEFS
WHAT ARE MINOR OCEAN RELIEFS?
- These are features of ocean which covers less space as compared to major reliefs.
WHAT ARE MID-OCEANIC RIDGES?
- A mid-ocean ridge is a seafloor mountain system formed by plate tectonics which takes place along a divergent plate boundary.
WHAT ARE SEAMOUNTS?
- A seamount is an underwater mountain formed by volcanic activity.
WHAT ARE GUYOTS?
- Guyot also known as a table mount, is an isolated underwater volcanic mountain with a flat top more than 200 m below the surface of the sea.
WHAT ARE TRENCHES?
- The trenches are relatively steep sided, narrow basins (Depressions). These areas are the deepest parts of the oceans.
WHAT ARE CANYONS?
- A submarine canyon is a steep-sided valley cut into the seabed of the continental slope, sometimes extending well onto the continental shelf.
WHAT ARE ATOLLS?
- An atoll, sometimes known as a coral atoll, is a ring-shaped coral reef, including a coral rim that encircles a lagoon partially or completely.
WHAT ARE CORAL REEFS?
- A reef is a predominantly organic deposit made by living or dead organisms that form a mound or rocky elevation like a ridge.