Characteristic Rates

For mixed depth z, characteristic velocity u

k = u/z

typical z = 5-10 cm

• Burial

  • u = 0.2 to 1.0 cm/yr k ~ 2-10 %/year

• Non-scour pore water mass transfer

  • 5 to 10 cm/d k ~ on order of 3-7 %/yr

• Resuspension/deposition - highly variable

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