New URL for NEMO forge!   http://forge.nemo-ocean.eu

Since March 2022 along with NEMO 4.2 release, the code development moved to a self-hosted GitLab.
This present forge is now archived and remained online for history.
Changeset 12759 for NEMO/branches/2019/dev_r11708_aumont_PISCES_QUOTA/cfgs – NEMO

Ignore:
Timestamp:
2020-04-17T00:17:29+02:00 (4 years ago)
Author:
aumont
Message:

make parameterizations in PISCES-operationnal more similar to thos of PISCES-QUOTA (prey switching, optimal allocation, size, ...)

File:
1 edited

Legend:

Unmodified
Added
Removed
  • NEMO/branches/2019/dev_r11708_aumont_PISCES_QUOTA/cfgs/SHARED/namelist_pisces_ref

    r12525 r12759  
    6969   concdfer   =  3.E-9    ! Iron half saturation for diatoms 
    7070   concbfe    =  1.E-11   ! Iron half-saturation for DOC remin. 
    71    concbnh4   =  2.E-8    ! NH4 half saturation for DOC remin. 
     71   concbnh4   =  6.E-8    ! NH4 half saturation for DOC remin. 
    7272   concbno3   =  2.E-7    ! Nitrate half saturation for DOC remin. 
    7373   xsizedia   =  1.E-6    ! Minimum size criteria for diatoms 
    7474   xsizephy   =  1.E-6    ! Minimum size criteria for phyto 
    7575   xsizern    =  3.0      ! Size ratio for nanophytoplankton 
    76    xsizerd    =  3.0      ! Size ratio for diatoms 
    77    xksi1      =  4.E-6    ! half saturation constant for Si uptake 
     76   xsizerd    =  4.0      ! Size ratio for diatoms 
     77   xksi1      =  8.E-6    ! half saturation constant for Si uptake 
    7878   xksi2      =  20E-6    ! half saturation constant for Si/C 
    7979   xkdoc      =  417.E-6  ! half-saturation constant of DOC remineralization 
     
    160160   fecnm      =  40E-6    ! Maximum Fe/C in nanophytoplankton 
    161161   fecdm      =  40E-6    ! Maximum Fe/C in diatoms 
    162    grosip     =  0.13     ! mean Si/C ratio 
     162   grosip     =  0.11     ! mean Si/C ratio 
    163163/ 
    164164!----------------------------------------------------------------------- 
     
    203203!----------------------------------------------------------------------- 
    204204   part2      =  0.75     ! part of calcite not dissolved in mesozoo guts 
    205    grazrat2   =  0.75     ! maximal mesozoo grazing rate 
    206    resrat2    =  0.005    ! exsudation rate of mesozooplankton 
    207    mzrat2     =  0.03     ! mesozooplankton mortality rate 
     205   grazrat2   =  0.55     ! maximal mesozoo grazing rate 
     206   resrat2    =  0.005    ! Linear mortality rate of mesozooplankton 
     207   mzrat2     =  0.025    ! mesozooplankton mortality rate 
    208208   xpref2d    =  1.       ! mesozoo preference for diatoms 
    209209   xpref2n    =  0.3      ! mesozoo preference for nanophyto. 
     
    230230   grazrat2    = 0.75    ! maximal mesozoo grazing rate 
    231231   bmetexc2    = .true.  ! Metabolic use of excess carbon  
    232    resrat2     = 0.005   ! exsudation rate of mesozooplankton 
     232   resrat2     = 0.005   ! Linear mortality rate of mesozooplankton 
    233233   mzrat2      = 0.03    ! mesozooplankton mortality rate 
    234234   xpref2d     = 1.      ! meso preference for diatoms 
     
    259259!----------------------------------------------------------------------- 
    260260   part       =  0.5      ! part of calcite not dissolved in microzoo guts 
    261    grazrat    =  3.0      ! maximal zoo grazing rate 
    262    resrat     =  0.03     ! exsudation rate of zooplankton 
    263    mzrat      =  0.004    ! zooplankton mortality rate 
     261   grazrat    =  2.0      ! maximal zoo grazing rate 
     262   resrat     =  0.03     ! Linear mortality rate of zooplankton 
     263   mzrat      =  0.005    ! zooplankton mortality rate 
    264264   xprefc     =  0.1      ! Microzoo preference for POM 
    265265   xprefn     =  1.       ! Microzoo preference for Nanophyto 
    266    xprefd     =  0.6      ! Microzoo preference for Diatoms 
     266   xprefd     =  0.8      ! Microzoo preference for Diatoms 
    267267   xthreshdia =  1.E-8    ! Diatoms feeding threshold for microzooplankton  
    268268   xthreshphy =  1.E-8    ! Nanophyto feeding threshold for microzooplankton  
     
    270270   xthresh    =  3.E-7    ! Food threshold for feeding 
    271271   xkgraz     =  20.E-6   ! half sturation constant for grazing 
    272    epsher     =  0.3      ! Efficiency of microzoo growth 
    273    epshermin  =  0.3      ! Minimum efficiency of microzoo growth 
     272   epsher     =  0.35     ! Efficiency of microzoo growth 
     273   epshermin  =  0.35     ! Minimum efficiency of microzoo growth 
    274274   sigma1     =  0.6      ! Fraction of microzoo excretion as DOM 
    275275   unass      =  0.3      ! non assimilated fraction of phyto by zoo 
     
    281281   grazrat    =  3.0      ! maximal zoo grazing rate 
    282282   bmetexc    =  .true.   ! Metabolic use of excess carbon 
    283    resrat     =  0.03     ! exsudation rate of zooplankton 
     283   resrat     =  0.03     ! Linear mortality rate of zooplankton 
    284284   mzrat      =  0.004    ! zooplankton mortality rate 
    285285   xprefc     =  0.1      ! Microzoo preference for POM 
     
    332332&nampispoc     !   parameters for organic particles 
    333333!----------------------------------------------------------------------- 
    334    xremip    =  0.035     ! remineralisation rate of POC 
     334   xremip    =  0.03      ! remineralisation rate of POC 
    335335   jcpoc     =  15        ! Number of lability classes 
    336336   rshape    =  1.0       ! Shape of the gamma function 
Note: See TracChangeset for help on using the changeset viewer.