!----------------------------------------------------------------------- &namp5zzoo ! parameters for microzooplankton !----------------------------------------------------------------------- part = 0.5 ! part of calcite not dissolved in microzoo gutsa grazrat = 2.75 ! maximal zoo grazing rate bmetexc = .true. ! Metabolic use of excess carbon resrat = 0.03 ! exsudation rate of zooplankton mzrat = 0.005 ! zooplankton mortality rate xprefc = 0.1 ! Microzoo preference for POM xprefn = 1. ! Microzoo preference for Nanophyto xprefp = 1.6 ! Microzoo preference for picophyto xprefd = 1.0 ! Microzoo preference for Diatoms xprefz = 0.3 ! Microzoo preference for microzooplankton xthreshdia = 1.E-8 ! Diatoms feeding threshold for microzooplankton xthreshphy = 1.E-8 ! Nanophyto feeding threshold for microzooplankton xthreshpic = 1.E-8 xthreshzoo = 1.E-8 ! Nanophyto feeding threshold for microzooplankton xthreshpoc = 1.E-8 ! POC feeding threshold for microzooplankton xthresh = 3.E-7 ! Food threshold for feeding xkgraz = 20.E-6 ! half sturation constant for grazing epsher = 0.5 ! Efficiency of microzoo growth epshermin = 0.2 ! Minimum efficiency of microzoo growth ssigma = 0.5 ! Fraction excreted as semi-labile DOM srespir = 0.2 ! Active respiration unassc = 0.3 ! non assimilated fraction of C by zoo unassn = 0.3 ! non assimilated fraction of C by zoo unassp = 0.3 ! non assimilated fraction of C by zoo /