1 | MODULE plankton_mod |
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2 | !!====================================================================== |
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3 | !! *** MODULE plankton_mod *** |
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4 | !! Calculate the carbon chemistry for the whole ocean |
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5 | !!====================================================================== |
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6 | !! History : |
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7 | !! - ! 2017-04 (M. Stringer) Code taken from trcbio_medusa.F90 |
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8 | !!---------------------------------------------------------------------- |
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9 | #if defined key_medusa |
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10 | !!---------------------------------------------------------------------- |
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11 | !! MEDUSA bio-model |
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12 | !!---------------------------------------------------------------------- |
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13 | |
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14 | IMPLICIT NONE |
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15 | PRIVATE |
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16 | |
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17 | PUBLIC plankton ! Called in trcbio_medusa.F90 |
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18 | |
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19 | !!---------------------------------------------------------------------- |
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20 | !! NEMO/TOP 2.0 , LOCEAN-IPSL (2007) |
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21 | !! $Id$ |
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22 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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23 | !!---------------------------------------------------------------------- |
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24 | |
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25 | CONTAINS |
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26 | |
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27 | SUBROUTINE plankton( jk ) |
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28 | !!------------------------------------------------------------------- |
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29 | !! *** ROUTINE plankton *** |
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30 | !! This called from TRC_BIO_MEDUSA and |
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31 | !! - Calculates phytoplankton growth |
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32 | !! - Zooplankton grazing |
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33 | !! - Plankton losses |
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34 | !!------------------------------------------------------------------- |
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35 | USE bio_medusa_mod, ONLY: fdpd, fdpd2, fdpds, fdpds2, & |
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36 | fdpn, fdpn2, fdzme, fdzme2, & |
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37 | fdzmi, fdzmi2, fsdiss, fsin, & |
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38 | zphd, zphn, zpds, zzme, zzmi |
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39 | USE dom_oce, ONLY: tmask |
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40 | USE par_oce, ONLY: jpim1, jpjm1 |
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41 | USE phytoplankton_mod, ONLY: phytoplankton |
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42 | USE sms_medusa, ONLY: jmpd, jmpn, jmzme, jmzmi, & |
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43 | xkphd, xkphn, xkzme, xkzmi, & |
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44 | xmetapd, xmetapn, xmetazme, xmetazmi, & |
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45 | xmpd, xmpn, xmzme, xmzmi, xsdiss |
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46 | USE zooplankton_mod, ONLY: zooplankton |
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47 | |
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48 | !! Level |
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49 | INTEGER, INTENT( in ) :: jk |
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50 | |
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51 | INTEGER :: ji, jj |
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52 | |
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53 | !!------------------------------------------------------------------- |
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54 | !! Calculate phytoplankton growth |
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55 | !!------------------------------------------------------------------- |
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56 | CALL phytoplankton( jk ) |
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57 | |
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58 | !!------------------------------------------------------------------- |
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59 | !! Calculate zooplankton grazing |
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60 | !!------------------------------------------------------------------- |
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61 | CALL zooplankton( jk ) |
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62 | |
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63 | !!------------------------------------------------------------------- |
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64 | !! Miscellaneous plankton losses |
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65 | !!------------------------------------------------------------------- |
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66 | DO jj = 2,jpjm1 |
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67 | DO ji = 2,jpim1 |
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68 | !! OPEN wet point IF..THEN loop |
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69 | if (tmask(ji,jj,jk) == 1) then |
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70 | !!---------------------------------------------------------- |
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71 | !! Plankton metabolic losses |
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72 | !! Linear loss processes assumed to be metabolic in origin |
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73 | !!---------------------------------------------------------- |
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74 | !! |
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75 | fdpn2(ji,jj) = xmetapn * zphn(ji,jj) |
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76 | fdpd2(ji,jj) = xmetapd * zphd(ji,jj) |
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77 | fdpds2(ji,jj) = xmetapd * zpds(ji,jj) |
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78 | fdzmi2(ji,jj) = xmetazmi * zzmi(ji,jj) |
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79 | fdzme2(ji,jj) = xmetazme * zzme(ji,jj) |
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80 | ENDIF |
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81 | ENDDO |
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82 | ENDDO |
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83 | |
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84 | DO jj = 2,jpjm1 |
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85 | DO ji = 2,jpim1 |
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86 | if (tmask(ji,jj,jk) == 1) then |
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87 | !!---------------------------------------------------------- |
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88 | !! Plankton mortality losses |
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89 | !! EKP (26/02/09): phytoplankton hyperbolic mortality term |
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90 | !! introduced |
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91 | !! to improve performance in gyres |
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92 | !!---------------------------------------------------------- |
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93 | !! |
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94 | !! non-diatom phytoplankton |
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95 | !! linear |
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96 | if (jmpn.eq.1) fdpn(ji,jj) = xmpn * zphn(ji,jj) |
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97 | !! quadratic |
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98 | if (jmpn.eq.2) fdpn(ji,jj) = xmpn * zphn(ji,jj) * zphn(ji,jj) |
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99 | !! hyperbolic |
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100 | if (jmpn.eq.3) fdpn(ji,jj) = xmpn * zphn(ji,jj) * & |
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101 | (zphn(ji,jj) / & |
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102 | (xkphn + zphn(ji,jj))) |
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103 | !! sigmoid |
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104 | if (jmpn.eq.4) fdpn(ji,jj) = xmpn * zphn(ji,jj) * & |
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105 | ((zphn(ji,jj) * zphn(ji,jj)) / & |
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106 | (xkphn + (zphn(ji,jj) * & |
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107 | zphn(ji,jj)))) |
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108 | ENDIF |
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109 | ENDDO |
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110 | ENDDO |
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111 | |
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112 | DO jj = 2,jpjm1 |
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113 | DO ji = 2,jpim1 |
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114 | if (tmask(ji,jj,jk) == 1) then |
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115 | !! |
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116 | !! diatom phytoplankton |
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117 | !! linear |
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118 | if (jmpd.eq.1) fdpd(ji,jj) = xmpd * zphd(ji,jj) |
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119 | !! quadratic |
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120 | if (jmpd.eq.2) fdpd(ji,jj) = xmpd * zphd(ji,jj) * zphd(ji,jj) |
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121 | !! hyperbolic |
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122 | if (jmpd.eq.3) fdpd(ji,jj) = xmpd * zphd(ji,jj) * & |
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123 | (zphd(ji,jj) / (xkphd + & |
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124 | zphd(ji,jj))) |
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125 | !! sigmoid |
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126 | if (jmpd.eq.4) fdpd(ji,jj) = xmpd * zphd(ji,jj) * & |
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127 | ((zphd(ji,jj) * zphd(ji,jj)) / & |
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128 | (xkphd + (zphd(ji,jj) * & |
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129 | zphd(ji,jj)))) |
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130 | fdpds(ji,jj) = fdpd(ji,jj) * fsin(ji,jj) |
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131 | ENDIF |
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132 | ENDDO |
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133 | ENDDO |
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134 | |
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135 | DO jj = 2,jpjm1 |
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136 | DO ji = 2,jpim1 |
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137 | if (tmask(ji,jj,jk) == 1) then |
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138 | !! |
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139 | !! microzooplankton |
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140 | !! linear |
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141 | if (jmzmi.eq.1) fdzmi(ji,jj) = xmzmi * zzmi(ji,jj) |
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142 | !! quadratic |
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143 | if (jmzmi.eq.2) fdzmi(ji,jj) = xmzmi * zzmi(ji,jj) * & |
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144 | zzmi(ji,jj) |
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145 | !! hyperbolic |
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146 | if (jmzmi.eq.3) fdzmi(ji,jj) = xmzmi * zzmi(ji,jj) * & |
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147 | (zzmi(ji,jj) / (xkzmi + & |
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148 | zzmi(ji,jj))) |
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149 | !! sigmoid |
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150 | if (jmzmi.eq.4) fdzmi(ji,jj) = xmzmi * zzmi(ji,jj) * & |
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151 | ((zzmi(ji,jj) * zzmi(ji,jj)) / (xkzmi + (zzmi(ji,jj) * & |
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152 | zzmi(ji,jj)))) |
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153 | ENDIF |
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154 | ENDDO |
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155 | ENDDO |
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156 | |
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157 | DO jj = 2,jpjm1 |
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158 | DO ji = 2,jpim1 |
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159 | if (tmask(ji,jj,jk) == 1) then |
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160 | !! |
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161 | !! mesozooplankton |
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162 | !! linear |
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163 | if (jmzme.eq.1) fdzme(ji,jj) = xmzme * zzme(ji,jj) |
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164 | !! quadratic |
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165 | if (jmzme.eq.2) fdzme(ji,jj) = xmzme * zzme(ji,jj) * & |
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166 | zzme(ji,jj) |
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167 | !! hyperbolic |
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168 | if (jmzme.eq.3) fdzme(ji,jj) = xmzme * zzme(ji,jj) * & |
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169 | (zzme(ji,jj) / (xkzme + & |
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170 | zzme(ji,jj))) |
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171 | !! sigmoid |
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172 | if (jmzme.eq.4) fdzme(ji,jj) = xmzme * zzme(ji,jj) * & |
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173 | ((zzme(ji,jj) * zzme(ji,jj)) / & |
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174 | (xkzme + (zzme(ji,jj) * & |
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175 | zzme(ji,jj)))) |
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176 | ENDIF |
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177 | ENDDO |
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178 | ENDDO |
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179 | |
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180 | !! diatom frustule dissolution. This section is moved from just |
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181 | !! below CALL to iron_chem_scav in trcbio_medusa.F90 - marc 9/5/17 |
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182 | DO jj = 2,jpjm1 |
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183 | DO ji = 2,jpim1 |
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184 | IF (tmask(ji,jj,jk) == 1) THEN |
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185 | fsdiss(ji,jj) = xsdiss * zpds(ji,jj) |
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186 | ENDIF |
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187 | ENDDO |
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188 | ENDDO |
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189 | |
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190 | END SUBROUTINE plankton |
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191 | |
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192 | #else |
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193 | !!====================================================================== |
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194 | !! Dummy module : No MEDUSA bio-model |
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195 | !!====================================================================== |
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196 | CONTAINS |
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197 | SUBROUTINE plankton( ) ! Empty routine |
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198 | WRITE(*,*) 'plankton: You should not have seen this print! error?' |
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199 | END SUBROUTINE plankton |
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200 | #endif |
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201 | |
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202 | !!====================================================================== |
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203 | END MODULE plankton_mod |
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