Coastal & Marine Geology 1-21
21 entries in the Coastal & Marine Geology compendium.
Flat coastA coastal landform of loose material with shoreface and beach.HeadlandA high, steep point of land extending into water.Intertidal zoneThe intertidal zone is the shoreline between high and low tides.IsletA small island, often uninhabitable, with legal and geographic importance.LagoonShallow coastal water body separated from open sea by a barrier.Marine regressionGeological process exposing seafloor during sea level drops.Marine sedimentDeposits of insoluble particles covering most of the seafloor.Marine transgressionSea level rise relative to land, flooding higher ground.MudflatCoastal wetlands formed by tidal sediment deposition.Oceanic basinOcean basins are vast, interconnected depressions holding most of Earth's seawater.Oceanic crustThinner, denser layer of tectonic plates beneath the oceans.Oceanic trenchLong, narrow depressions marking convergent plate boundaries on the ocean floor.Passive marginNon-active plate boundary between continental and oceanic lithosphere.PromontoryA raised landmass projecting into lowland or water, often used for defense.Rip currentA strong, narrow current flowing seaward through breaking waves.SeaThe sea is Earth's interconnected body of salt water.Sea caveCaves formed by wave erosion along coastlines worldwide.Sea iceFrozen seawater that shapes climate, navigation, and polar ecosystems.SeabedThe ocean floor, shaped by tectonics and sediment.Shingle beachA steep, narrow beach of smooth, waterworn gravel.ShoalSubmerged ridge of sand or gravel hazardous to navigation.
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