Sediment

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Revision as of 20:42, 5 November 2008 by Tasomerville (talk | contribs) (Bedforms)
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Classification of sediments

Sediment Classification rocky coastlines sandy coastlines muddy coastlines gravel beaches reflective beaches dissipative beaches


Sediment transport

accretion deposition

Radiation Stress

Sediment dynamics Sediment budget Feedback mechanisms Self-organization

littoral transport bottom boundary layer sediment properties particle size characteristics grain size phi scale porosity viscosity specific gravity settling velocity fall velocity disambiguation settling velocity bed shear stress thresholds of grain movement laminar flow turbulent flow Reynolds number Froude number benthic boundary layer traction saltation bedforms

equilibrium profile beach cross-shore profile beach long-shore shape closure depth wave generated bedforms tidally generated bedforms ridge and runnel ripples antidunes rolling-grain ripples vortex ripples longshore bars and troughs / longshore bar berm / berm formation bed shear stress deltas turbidity turbidity currents bar formation bar migration transverse bar dune formation dune morphology scarp crescentic bars cohesive sediment dynamics turbidity turbidity maximum fluid muds turbulence settling lag

non-cohesive sediment dynamics aeolian aeolian transport blowouts precipitation ridge transgressive dune fields


erosional coastal features accretional coastal features dredging sand mining


Bedforms

Sediments may self-organize into various bedforms, such as ripples and dunes. These are described in the article on geomorphology.

Article by

The main author of this article is Somerville, Tracy
Please note that others may also have edited the contents of this article.

Citation: Somerville, Tracy (2008): Sediment. Available from http://www.coastalwiki.org/wiki/Sediment [accessed on 28-03-2024]


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