#include "cppdefs.h" MODULE p5zmort !!====================================================================== !! *** MODULE p5zmort *** !! TOP : PISCES Compute the mortality terms for phytoplankton !!====================================================================== !! History : 1.0 ! 2002 (O. Aumont) Original code !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 !! 3.6 ! 2015-05 (O. Aumont) PISCES quota !!---------------------------------------------------------------------- #if defined key_pisces !! p5z_mort : Compute the mortality terms for phytoplankton !! p5z_mort_init : Initialize the mortality params for phytoplankton !!---------------------------------------------------------------------- USE sms_pisces ! PISCES Source Minus Sink variables USE p4zlim USE p5zlim ! Phytoplankton limitation terms IMPLICIT NONE PRIVATE PUBLIC p5z_mort PUBLIC p5z_mort_init !!* Substitution # include "ocean2pisces.h90" # include "top_substitute.h90" !! * Shared module variables REAL(wp), PUBLIC :: wchln !: REAL(wp), PUBLIC :: wchlp !: REAL(wp), PUBLIC :: wchld !: REAL(wp), PUBLIC :: wchldm !: REAL(wp), PUBLIC :: mpratn !: REAL(wp), PUBLIC :: mpratp !: REAL(wp), PUBLIC :: mpratd !: !!---------------------------------------------------------------------- !! NEMO/TOP 4.0 , NEMO Consortium (2018) !! $Id: p5zmort.F90 10362 2018-11-30 15:38:17Z aumont $ !! Software governed by the CeCILL license (see ./LICENSE) !!---------------------------------------------------------------------- CONTAINS SUBROUTINE p5z_mort( kt ) !!--------------------------------------------------------------------- !! *** ROUTINE p5z_mort *** !! !! ** Purpose : Calls the different subroutine to initialize and compute !! the different phytoplankton mortality terms !! !! ** Method : - ??? !!--------------------------------------------------------------------- INTEGER, INTENT(in) :: kt ! ocean time step !!--------------------------------------------------------------------- CALL p5z_nano ! nanophytoplankton CALL p5z_pico ! picophytoplankton CALL p5z_diat ! diatoms END SUBROUTINE p5z_mort SUBROUTINE p5z_nano !!--------------------------------------------------------------------- !! *** ROUTINE p5z_nano *** !! !! ** Purpose : Compute the mortality terms for nanophytoplankton !! !! ** Method : - ??? !!--------------------------------------------------------------------- INTEGER :: ji, jj, jk REAL(wp) :: zcompaph REAL(wp) :: zfactfe, zfactch, zfactn, zfactp, zprcaca REAL(wp) :: ztortp , zrespp , zmortp CHARACTER (len=25) :: charout !!--------------------------------------------------------------------- ! prodcal(:,:,:) = 0. !: calcite production variable set to zero DO jk = KRANGE DO jj = JRANGE DO ji = IRANGE zcompaph = MAX( ( trb(ji,jj,K,jpphy) - 1e-9 ), 0.e0 ) ! Squared mortality of Phyto similar to a sedimentation term during ! blooms (Doney et al. 1996) ! ----------------------------------------------------------------- zrespp = wchln * 1.e6 * xstep * xdiss(ji,jj,jk) * zcompaph * trb(ji,jj,K,jpphy) ! Phytoplankton linear mortality ! ------------------------------ ztortp = mpratn * xstep * zcompaph zmortp = zrespp + ztortp ! Update the arrays TRA which contains the biological sources and sinks zfactn = trb(ji,jj,K,jpnph)/(trb(ji,jj,K,jpphy)+rtrn) zfactp = trb(ji,jj,K,jppph)/(trb(ji,jj,K,jpphy)+rtrn) zfactfe = trb(ji,jj,K,jpnfe)/(trb(ji,jj,K,jpphy)+rtrn) zfactch = trb(ji,jj,K,jpnch)/(trb(ji,jj,K,jpphy)+rtrn) tra(ji,jj,jk,jpphy) = tra(ji,jj,jk,jpphy) - zmortp tra(ji,jj,jk,jpnph) = tra(ji,jj,jk,jpnph) - zmortp * zfactn tra(ji,jj,jk,jppph) = tra(ji,jj,jk,jppph) - zmortp * zfactp tra(ji,jj,jk,jpnch) = tra(ji,jj,jk,jpnch) - zmortp * zfactch tra(ji,jj,jk,jpnfe) = tra(ji,jj,jk,jpnfe) - zmortp * zfactfe zprcaca = xfracal(ji,jj,jk) * zmortp ! prodcal(ji,jj,jk) = prodcal(ji,jj,jk) + zprcaca ! prodcal=prodcal(nanophy)+prodcal(microzoo)+prodcal(mesozoo) ! tra(ji,jj,jk,jpdic) = tra(ji,jj,jk,jpdic) - zprcaca tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) - 2. * zprcaca tra(ji,jj,jk,jpcal) = tra(ji,jj,jk,jpcal) + zprcaca tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zmortp tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + zmortp * zfactn tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + zmortp * zfactp prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + zmortp tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zmortp * zfactfe END DO END DO END DO ! IF(ln_ctl) THEN ! print mean trends (used for debugging) WRITE(charout, FMT="('nano')") CALL prt_ctl_trc_info(charout) CALL prt_ctl_trc( charout, ltra='tra') ENDIF ! END SUBROUTINE p5z_nano SUBROUTINE p5z_pico !!--------------------------------------------------------------------- !! *** ROUTINE p5z_pico *** !! !! ** Purpose : Compute the mortality terms for picophytoplankton !! !! ** Method : - ??? !!--------------------------------------------------------------------- INTEGER :: ji, jj, jk REAL(wp) :: zcompaph REAL(wp) :: zfactfe, zfactch, zfactn, zfactp REAL(wp) :: ztortp , zrespp , zmortp CHARACTER (len=25) :: charout !!--------------------------------------------------------------------- ! DO jk = KRANGE DO jj = JRANGE DO ji = IRANGE zcompaph = MAX( ( trb(ji,jj,K,jppic) - 1e-9 ), 0.e0 ) ! Squared mortality of Phyto similar to a sedimentation term during ! blooms (Doney et al. 1996) ! ----------------------------------------------------------------- zrespp = wchlp * 1.e6 * xstep * xdiss(ji,jj,jk) * zcompaph * trb(ji,jj,K,jppic) ! Phytoplankton mortality ztortp = mpratp * xstep * zcompaph zmortp = zrespp + ztortp ! Update the arrays TRA which contains the biological sources and sinks zfactn = trb(ji,jj,K,jpnpi)/(trb(ji,jj,K,jppic)+rtrn) zfactp = trb(ji,jj,K,jpppi)/(trb(ji,jj,K,jppic)+rtrn) zfactfe = trb(ji,jj,K,jppfe)/(trb(ji,jj,K,jppic)+rtrn) zfactch = trb(ji,jj,K,jppch)/(trb(ji,jj,K,jppic)+rtrn) tra(ji,jj,jk,jppic) = tra(ji,jj,jk,jppic) - zmortp tra(ji,jj,jk,jpnpi) = tra(ji,jj,jk,jpnpi) - zmortp * zfactn tra(ji,jj,jk,jpppi) = tra(ji,jj,jk,jpppi) - zmortp * zfactp tra(ji,jj,jk,jppch) = tra(ji,jj,jk,jppch) - zmortp * zfactch tra(ji,jj,jk,jppfe) = tra(ji,jj,jk,jppfe) - zmortp * zfactfe tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zmortp tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + zmortp * zfactn tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + zmortp * zfactp tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zmortp * zfactfe prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + zmortp END DO END DO END DO ! IF(ln_ctl) THEN ! print mean trends (used for debugging) WRITE(charout, FMT="('pico')") CALL prt_ctl_trc_info(charout) CALL prt_ctl_trc( charout, ltra='tra') ENDIF ! END SUBROUTINE p5z_pico SUBROUTINE p5z_diat !!--------------------------------------------------------------------- !! *** ROUTINE p5z_diat *** !! !! ** Purpose : Compute the mortality terms for diatoms !! !! ** Method : - ??? !!--------------------------------------------------------------------- INTEGER :: ji, jj, jk REAL(wp) :: zfactfe,zfactsi,zfactch, zfactn, zfactp, zcompadi REAL(wp) :: zrespp2, ztortp2, zmortp2 REAL(wp) :: zlim2, zlim1 CHARACTER (len=25) :: charout !!--------------------------------------------------------------------- ! DO jk = KRANGE DO jj = JRANGE DO ji = IRANGE zcompadi = MAX( ( trb(ji,jj,K,jpdia) - 1E-9), 0. ) ! Aggregation term for diatoms is increased in case of nutrient ! stress as observed in reality. The stressed cells become more ! sticky and coagulate to sink quickly out of the euphotic zone ! ------------------------------------------------------------- ! Phytoplankton squared mortality ! ------------------------------- zlim2 = xlimdia(ji,jj,jk) * xlimdia(ji,jj,jk) zlim1 = 0.25 * ( 1. - zlim2 ) / ( 0.25 + zlim2 ) zrespp2 = 1.e6 * xstep * ( wchld + wchldm * zlim1 ) * xdiss(ji,jj,jk) & & * zcompadi * trb(ji,jj,K,jpdia) ! Phytoplankton linear mortality ! ------------------------------ ztortp2 = mpratd * xstep * zcompadi zmortp2 = zrespp2 + ztortp2 ! Update the arrays tra which contains the biological sources and sinks ! --------------------------------------------------------------------- zfactn = trb(ji,jj,K,jpndi) / ( trb(ji,jj,K,jpdia) + rtrn ) zfactp = trb(ji,jj,K,jppdi) / ( trb(ji,jj,K,jpdia) + rtrn ) zfactch = trb(ji,jj,K,jpdch) / ( trb(ji,jj,K,jpdia) + rtrn ) zfactfe = trb(ji,jj,K,jpdfe) / ( trb(ji,jj,K,jpdia) + rtrn ) zfactsi = trb(ji,jj,K,jpdsi) / ( trb(ji,jj,K,jpdia) + rtrn ) tra(ji,jj,jk,jpdia) = tra(ji,jj,jk,jpdia) - zmortp2 tra(ji,jj,jk,jpndi) = tra(ji,jj,jk,jpndi) - zmortp2 * zfactn tra(ji,jj,jk,jppdi) = tra(ji,jj,jk,jppdi) - zmortp2 * zfactp tra(ji,jj,jk,jpdch) = tra(ji,jj,jk,jpdch) - zmortp2 * zfactch tra(ji,jj,jk,jpdfe) = tra(ji,jj,jk,jpdfe) - zmortp2 * zfactfe tra(ji,jj,jk,jpdsi) = tra(ji,jj,jk,jpdsi) - zmortp2 * zfactsi tra(ji,jj,jk,jpgsi) = tra(ji,jj,jk,jpgsi) + zmortp2 * zfactsi tra(ji,jj,jk,jpgoc) = tra(ji,jj,jk,jpgoc) + zrespp2 tra(ji,jj,jk,jpgon) = tra(ji,jj,jk,jpgon) + zrespp2 * zfactn tra(ji,jj,jk,jpgop) = tra(ji,jj,jk,jpgop) + zrespp2 * zfactp tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + zrespp2 * zfactfe tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + ztortp2 tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + ztortp2 * zfactn tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + ztortp2 * zfactp tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + ztortp2 * zfactfe prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + ztortp2 prodgoc(ji,jj,jk) = prodgoc(ji,jj,jk) + zrespp2 END DO END DO END DO ! IF(ln_ctl) THEN ! print mean trends (used for debugging) WRITE(charout, FMT="('diat')") CALL prt_ctl_trc_info(charout) CALL prt_ctl_trc( charout, ltra='tra') ENDIF ! END SUBROUTINE p5z_diat SUBROUTINE p5z_mort_init !!---------------------------------------------------------------------- !! *** ROUTINE p5z_mort_init *** !! !! ** Purpose : Initialization of phytoplankton parameters !! !! ** Method : Read the nampismort namelist and check the parameters !! called at the first timestep !! !! ** input : Namelist nampismort !! !!---------------------------------------------------------------------- INTEGER :: ios ! Local integer output status for namelist read !! NAMELIST/namp5zmort/ wchln, wchlp, wchld, wchldm, mpratn, mpratp, mpratd !!---------------------------------------------------------------------- REWIND( numnatp_ref ) ! Namelist nampismort in reference namelist : Pisces phytoplankton READ ( numnatp_ref, namp5zmort, IOSTAT = ios, ERR = 901) 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namp5zmort in reference namelist', lwp ) REWIND( numnatp_cfg ) ! Namelist nampismort in configuration namelist : Pisces phytoplankton READ ( numnatp_cfg, namp5zmort, IOSTAT = ios, ERR = 902 ) 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namp5zmort in configuration namelist', lwp ) IF(lwm) WRITE ( numonp, namp5zmort ) IF(lwp) THEN ! control print WRITE(numout,*) ' ' WRITE(numout,*) ' Namelist parameters for phytoplankton mortality, namp5zmort' WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' WRITE(numout,*) ' quadratic mortality of phytoplankton wchln =', wchln WRITE(numout,*) ' quadratic mortality of picophyto. wchlp =', wchlp WRITE(numout,*) ' quadratic mortality of diatoms wchld =', wchld WRITE(numout,*) ' Additional quadratic mortality of diatoms wchldm =', wchldm WRITE(numout,*) ' nanophyto. mortality rate mpratn =', mpratn WRITE(numout,*) ' picophyto. mortality rate mpratp =', mpratp WRITE(numout,*) ' Diatoms mortality rate mpratd =', mpratd ENDIF END SUBROUTINE p5z_mort_init #else !!====================================================================== !! Dummy module : No PISCES bio-model !!====================================================================== CONTAINS SUBROUTINE p5z_mort ! Empty routine END SUBROUTINE p5z_mort #endif !!====================================================================== END MODULE p5zmort