's 



intermediate solution of the external mode algorithm 



vertical velocity in the z-direction 



settling velocity of sediments 

 X horizontal coordinate 

 y horizontal coordinate 

 z vertical coordinate 

 z roughness length 

 z, reference height above the bottom 



o horizontally stretched coordinate corresponding to x 

 Oy coefficient of volumetric expansion 

 B = gD/L' 



V 



Y horizontally stretched coordinate corresponding to y 



£ dissipation rate of turbulence 



e^-|^ alternating tensor 



p density 



o vertically stretched coordinate 



o,, o^, Oj coefficients used in defining (^^, ^^ ^nd (^^ 



0|. density anomaly 



A macroscale of turbulent eddies 



X length scale of turbulent eddy; also longitude 



X length scale of dissipation eddy 



X^, \ expressions defined in Eq. (3.1) 



