| Symbol | Description | Uses |
| flux_u | flux through upper and lower interfaces | 4 |
| File | Line number | Procedure | Code |
| ./pkg/dic/phos_flux.F | 55 | PHOS_FLUX |
_RL flux_u, flux_l |
| ./pkg/dic/phos_flux.F | 76 | PHOS_FLUX |
flux_u=bexport(i,j)*((depth_u/zbase)**(-Kremin)) |