Index: branches/NERC/dev_r5518_GO6_package_trdtrc/NEMOGCM/CONFIG/SHARED/field_def_bgc.xml
===================================================================
--- branches/NERC/dev_r5518_GO6_package_trdtrc/NEMOGCM/CONFIG/SHARED/field_def_bgc.xml	(revision 8475)
+++ branches/NERC/dev_r5518_GO6_package_trdtrc/NEMOGCM/CONFIG/SHARED/field_def_bgc.xml	(revision 8479)
@@ -77,35 +77,54 @@
        <field id="CHN"      long_name="Chl-a concentration in non-diatom phytoplankton"   unit="mg Chl/m3" />
        <field id="CHN_E3T"  long_name="CHN * E3T"                                         unit="mg Chl/m2"  > CHN * e3t </field > 
+       <field id="CHN_INV"  field_ref="CHN_E3T"                                           unit="mg Chl/m2"   grid_ref="vert_sum" />
+       <field id="SURF_CHN" field_ref="CHN"                                               unit="mg Chl/m3"   grid_ref="grid_T_surface_extract" />
        <field id="CHD"      long_name="Chl-a concentration in     diatom phytoplankton"   unit="mg Chl/m3" />
        <field id="CHD_E3T"  long_name="CHD * E3T"                                         unit="mg Chl/m2"  > CHD * e3t </field >
+       <field id="CHD_INV"  field_ref="CHD_E3T"                                           unit="mg Chl/m2"   grid_ref="vert_sum" />
+       <field id="SURF_CHD" field_ref="CHD"                                               unit="mg Chl/m3"   grid_ref="grid_T_surface_extract" />
        <field id="PHN"      long_name="non-diatom phytoplankton"                          unit="mmol-N/m3" />
        <field id="PHN_E3T"  long_name="PHN * E3T"                                         unit="mmol-N/m2"  > PHN * e3t </field >
+       <field id="PHN_INV"  field_ref="PHN_E3T"                                           unit="mmol-N/m2"   grid_ref="vert_sum" />
        <field id="PHD"      long_name="diatom     phytoplankton"                          unit="mmol-N/m3" />
        <field id="PHD_E3T"  long_name="PHD * E3T"                                         unit="mmol-N/m2"  > PHD * e3t </field >
+       <field id="PHD_INV"  field_ref="PHD_E3T"                                           unit="mmol-N/m2"   grid_ref="vert_sum" />
        <field id="ZMI"      long_name="micro zooplankton"                                 unit="mmol-N/m3" />
        <field id="ZMI_E3T"  long_name="ZMI * E3T"                                         unit="mmol-N/m2"  > ZMI * e3t </field >
+       <field id="ZMI_INV"  field_ref="ZMI_E3T"                                           unit="mmol-N/m2"   grid_ref="vert_sum" />
        <field id="ZME"      long_name="meso  zooplankton"                                 unit="mmol-N/m3" />
        <field id="ZME_E3T"  long_name="ZME * E3T"                                         unit="mmol-N/m2"  > ZME * e3t </field >
+       <field id="ZME_INV"  field_ref="ZME_E3T"                                           unit="mmol-N/m2"   grid_ref="vert_sum" />
        <field id="DIN"      long_name="dissolved inorganic nitrogen"                      unit="mmol-N/m3" />
        <field id="DIN_E3T"  long_name="DIN * E3T"                                         unit="mmol-N/m2"  > DIN * e3t </field >
+       <field id="DIN_INV"  field_ref="DIN_E3T"                                           unit="mmol-N/m2"   grid_ref="vert_sum" />
        <field id="SIL"      long_name="dissolved silicic acid"                            unit="mmolSi/m3" />
        <field id="SIL_E3T"  long_name="SIL * E3T"                                         unit="mmolSi/m2"  > SIL * e3t </field >
+       <field id="SIL_INV"  field_ref="SIL_E3T"                                           unit="mmolSi/m2"   grid_ref="vert_sum" />
        <field id="FER"      long_name="dissolved iron"                                    unit="mmolFe/m3" />
        <field id="FER_E3T"  long_name="FER * E3T"                                         unit="mmolFe/m2"  > FER * e3t </field >
+       <field id="FER_INV"  field_ref="FER_E3T"                                           unit="mmolFe/m2"   grid_ref="vert_sum" />
        <field id="DET"      long_name="detrital nitrogen"                                 unit="mmol-N/m3" />
        <field id="DET_E3T"  long_name="DET * E3T"                                         unit="mmol-N/m2"  > DET * e3t </field >
+       <field id="DET_INV"  field_ref="DET_E3T"                                           unit="mmol-N/m2"   grid_ref="vert_sum" />
        <field id="PDS"      long_name="biogenic silicon in diatom phytoplankton"          unit="mmolSi/m3" />
        <field id="PDS_E3T"  long_name="PDS * E3T"                                         unit="mmolSi/m2"  > PDS * e3t </field >
+       <field id="PDS_INV"  field_ref="PDS_E3T"                                           unit="mmolSi/m2"   grid_ref="vert_sum" />
        <field id="DTC"      long_name="detrital carbon"                                   unit="mmol-C/m3" />
        <field id="DTC_E3T"  long_name="DTC * E3T"                                         unit="mmol-C/m2"  > DTC * e3t </field >
+       <field id="DTC_INV"  field_ref="DTC_E3T"                                           unit="mmol-C/m2"   grid_ref="vert_sum" />
        <field id="DiC"      long_name="dissolved inorganic carbon"                        unit="mmol-C/m3" />
        <field id="DiC_E3T"  long_name="DiC * E3T"                                         unit="mmol-C/m2"  > DiC * e3t </field >
+       <field id="DiC_INV"  field_ref="DiC_E3T"                                           unit="mmol-C/m2"   grid_ref="vert_sum" />
        <field id="ALK"      long_name="alkalinity"                                        unit="meq/m3"    />
        <field id="ALK_E3T"  long_name="ALK * E3T"                                         unit="meq/m2"     > ALK * e3t </field >
+       <field id="ALK_INV"  field_ref="ALK_E3T"                                           unit="meq/m2"      grid_ref="vert_sum" />
        <field id="OXY"      long_name="dissolved oxygen"                                  unit="mmolO2/m3" />
        <field id="OXY_E3T"  long_name="OXY * E3T"                                         unit="mmolO2/m2"  > OXY * e3t </field >
+       <field id="OXY_INV"  field_ref="OXY_E3T"                                           unit="mmolO2/m2"   grid_ref="vert_sum" />
 
       <!-- Ideal traceurs : variables available with key_idtra -->
-       <field id="IDTRA"    long_name="Ideal traceur concentration "                      unit="mmol/m3"    />
+       <field id="IDTRA"       long_name="Ideal traceur concentration "             unit="mmol/m3"    />
+       <field id="IDTRA_E3T"   long_name="IDTRA * E3T"                              unit="mmol/m2"  > IDTRA * e3t </field >
+       <field id="IDTRA_INV"   field_ref="IDTRA_E3T"                                unit="mmol/m2"   grid_ref="vert_sum" />
 
        <!-- PISCES with Kriest parametisation : variables available with key_kriest -->
@@ -122,16 +141,21 @@
        <field id="CFC11"       long_name="CFC-11 Concentration"                     unit="umol/m3" />
        <field id="CFC11_E3T"   long_name="CFC11 * E3T"                              unit="umol/m2"  > CFC11 * e3t </field >
+       <field id="CFC11_INV"   field_ref="CFC11_E3T"                                unit="umol/m2"   grid_ref="vert_sum" />
        <!-- CFC12 : variables available with key_cfc -->
        <field id="CFC12"       long_name="CFC-12 Concentration"                     unit="umol/m3" />
        <field id="CFC12_E3T"   long_name="CFC12 * E3T"                              unit="umol/m2"  > CFC12 * e3t </field >
+       <field id="CFC12_INV"   field_ref="CFC12_E3T"                                unit="umol/m2"   grid_ref="vert_sum" />
        <!-- SF6 : variables available with key_cfc -->
        <field id="SF6"         long_name="SF6 Concentration"                        unit="umol/m3" />
        <field id="SF6_E3T"     long_name="SF6 * E3T"                                unit="umol/m2"  > SF6 * e3t </field >
+       <field id="SF6_INV"     field_ref="SF6_E3T"                                  unit="umol/m2"   grid_ref="vert_sum" />
        <!-- Bomb C14 : variables available with key_c14b -->
        <field id="C14B"        long_name="Bomb C14 Concentration"                   unit="1"         />
        <field id="C14B_E3T"    long_name="C14B * E3T"                               unit="m"  > C14B * e3t </field >
+       <field id="C14B_INV"    field_ref="C14B_E3T"                                 unit="m"   grid_ref="vert_sum" />
        <!-- AGE : variables available with key_age -->
        <field id="Age"        long_name="Sea Water Age Since Surface contact" standard_name="sea_water_age_since_surface_contact"  unit="yr"         />
        <field id="Age_e3t"    long_name="Age * e3t"                                 unit="yr * m"  > Age * e3t </field >
+       <field id="Age_INV"    field_ref="Age_E3T"                                   unit="yr * m"   grid_ref="vert_sum" />
      </field_group>
 
@@ -597,8 +621,8 @@
        <field id="TAD_SIL"      long_name="dissolved silicic acid"                            unit="mmolSi/m3/s" />
        <field id="TAD_SIL_E3T"  long_name="TAD_SIL * E3T"                                     unit="mmolSi/m2/s" > TAD_SIL * e3t </field>
-       <field id="TAD_SIL_INV"  field_ref="TAD_SIL_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
+       <field id="TAD_SIL_INV"  field_ref="TAD_SIL_E3T"                                       unit="mmolSi/m2/s" grid_ref="vert_sum" />
        <field id="TAD_FER"      long_name="dissolved iron"                                    unit="mmolFe/m3/s" />
        <field id="TAD_FER_E3T"  long_name="TAD_FER * E3T"                                     unit="mmolFe/m2/s" > TAD_FER * e3t </field>
-       <field id="TAD_FER_INV"  field_ref="TAD_FER_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
+       <field id="TAD_FER_INV"  field_ref="TAD_FER_E3T"                                       unit="mmolFe/m2/s" grid_ref="vert_sum" />
        <field id="TAD_DET"      long_name="detrital nitrogen"                                 unit="mmol-N/m3/s" />
        <field id="TAD_DET_E3T"  long_name="TAD_DET * E3T"                                     unit="mmol-N/m2/s" > TAD_DET * e3t </field>
@@ -606,17 +630,17 @@
        <field id="TAD_PDS"      long_name="biogenic silicon in diatom phytoplankton"          unit="mmolSi/m3/s" />
        <field id="TAD_PDS_E3T"  long_name="TAD_PDS * E3T"                                     unit="mmolSi/m2/s" > TAD_PDS * e3t </field>
-       <field id="TAD_PDS_INV"  field_ref="TAD_PDS_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
+       <field id="TAD_PDS_INV"  field_ref="TAD_PDS_E3T"                                       unit="mmolSi/m2/s" grid_ref="vert_sum" />
        <field id="TAD_DTC"      long_name="detrital carbon"                                   unit="mmol-C/m3/s" />
        <field id="TAD_DTC_E3T"  long_name="TAD_DTC * E3T"                                     unit="mmol-C/m2/s" > TAD_DTC * e3t </field>
-       <field id="TAD_DTC_INV"  field_ref="TAD_DTC_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
+       <field id="TAD_DTC_INV"  field_ref="TAD_DTC_E3T"                                       unit="mmol-C/m2/s" grid_ref="vert_sum" />
        <field id="TAD_DiC"      long_name="dissolved inorganic carbon"                        unit="mmol-C/m3/s" />
        <field id="TAD_DiC_E3T"  long_name="TAD_DiC * E3T"                                     unit="mmol-C/m2/s" > TAD_DiC * e3t </field>
-       <field id="TAD_DiC_INV"  field_ref="TAD_DiC_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
+       <field id="TAD_DiC_INV"  field_ref="TAD_DiC_E3T"                                       unit="mmol-C/m2/s" grid_ref="vert_sum" />
        <field id="TAD_ALK"      long_name="alkalinity"                                        unit="meq/m3/s"    />
        <field id="TAD_ALK_E3T"  long_name="TAD_ALK * E3T"                                     unit="meq/m2/s"    > TAD_ALK * e3t </field>
-       <field id="TAD_ALK_INV"  field_ref="TAD_ALK_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
+       <field id="TAD_ALK_INV"  field_ref="TAD_ALK_E3T"                                       unit="meq/m2/s" grid_ref="vert_sum" />
        <field id="TAD_OXY"      long_name="dissolved oxygen"                                  unit="mmolO2/m3/s" />
        <field id="TAD_OXY_E3T"  long_name="TAD_OXY * E3T"                                     unit="mmolO2/m2/s" > TAD_OXY * e3t </field>
-       <field id="TAD_OXY_INV"  field_ref="TAD_OXY_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
+       <field id="TAD_OXY_INV"  field_ref="TAD_OXY_E3T"                                       unit="mmolO2/m2/s" grid_ref="vert_sum" />
        <!-- trd case: jptra_ldf -->
        <field id="LDF_CHN"      long_name="Chl-a concentration in non-diatom phytoplankton"   unit="mg Chl/m3/s" />
@@ -724,41 +748,41 @@
        <field id="SMS_PHN"      long_name="non-diatom phytoplankton"                          unit="mmol-N/m3/s" />
        <field id="SMS_PHN_E3T"  long_name="SMS_PHN * E3T"                                     unit="mmol-N/m2/s" > SMS_PHN * e3t </field>
-       <field id="SMS_PHN_INV"  field_ref="SMS_PHN_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_PHN_INV"  field_ref="SMS_PHN_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="SMS_PHD"      long_name="diatom     phytoplankton"                          unit="mmol-N/m3/s" />
        <field id="SMS_PHD_E3T"  long_name="SMS_PHD * E3T"                                     unit="mmol-N/m2/s" > SMS_PHD * e3t </field>
-       <field id="SMS_PHD_INV"  field_ref="SMS_PHD_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_PHD_INV"  field_ref="SMS_PHD_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="SMS_ZMI"      long_name="micro zooplankton"                                 unit="mmol-N/m3/s" />
        <field id="SMS_ZMI_E3T"  long_name="SMS_ZMI * E3T"                                     unit="mmol-N/m2/s" > SMS_ZMI * e3t </field>
-       <field id="SMS_ZMI_INV"  field_ref="SMS_ZMI_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_ZMI_INV"  field_ref="SMS_ZMI_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="SMS_ZME"      long_name="meso  zooplankton"                                 unit="mmol-N/m3/s" />
        <field id="SMS_ZME_E3T"  long_name="SMS_ZME * E3T"                                     unit="mmol-N/m2/s" > SMS_ZME * e3t </field>
-       <field id="SMS_ZME_INV"  field_ref="SMS_ZME_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_ZME_INV"  field_ref="SMS_ZME_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="SMS_DIN"      long_name="dissolved inorganic nitrogen"                      unit="mmol-N/m3/s" />
        <field id="SMS_DIN_E3T"  long_name="SMS_DIN * E3T"                                     unit="mmol-N/m2/s" > SMS_DIN * e3t </field>
-       <field id="SMS_DIN_INV"  field_ref="SMS_DIN_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_DIN_INV"  field_ref="SMS_DIN_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="SMS_SIL"      long_name="dissolved silicic acid"                            unit="mmolSi/m3/s" />
        <field id="SMS_SIL_E3T"  long_name="SMS_SIL * E3T"                                     unit="mmolSi/m2/s" > SMS_SIL * e3t </field>
-       <field id="SMS_SIL_INV"  field_ref="SMS_SIL_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_SIL_INV"  field_ref="SMS_SIL_E3T"                                       unit="mmolSi/m2/s" grid_ref="vert_sum" />
        <field id="SMS_FER"      long_name="dissolved iron"                                    unit="mmolFe/m3/s" />
        <field id="SMS_FER_E3T"  long_name="SMS_FER * E3T"                                     unit="mmolFe/m2/s" > SMS_FER * e3t </field>
-       <field id="SMS_FER_INV"  field_ref="SMS_FER_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_FER_INV"  field_ref="SMS_FER_E3T"                                       unit="mmolFe/m2/s" grid_ref="vert_sum" />
        <field id="SMS_DET"      long_name="detrital nitrogen"                                 unit="mmol-N/m3/s" />
        <field id="SMS_DET_E3T"  long_name="SMS_DET * E3T"                                     unit="mmol-N/m2/s" > SMS_DET * e3t </field>
-       <field id="SMS_DET_INV"  field_ref="SMS_DET_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_DET_INV"  field_ref="SMS_DET_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="SMS_PDS"      long_name="biogenic silicon in diatom phytoplankton"          unit="mmolSi/m3/s" />
        <field id="SMS_PDS_E3T"  long_name="SMS_PDS * E3T"                                     unit="mmolSi/m2/s" > SMS_PDS * e3t </field>
-       <field id="SMS_PDS_INV"  field_ref="SMS_PDS_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_PDS_INV"  field_ref="SMS_PDS_E3T"                                       unit="mmolSi/m2/s" grid_ref="vert_sum" />
        <field id="SMS_DTC"      long_name="detrital carbon"                                   unit="mmol-C/m3/s" />
        <field id="SMS_DTC_E3T"  long_name="SMS_DTC * E3T"                                     unit="mmol-C/m2/s" > SMS_DTC * e3t </field>
-       <field id="SMS_DTC_INV"  field_ref="SMS_DTC_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_DTC_INV"  field_ref="SMS_DTC_E3T"                                       unit="mmol-C/m2/s" grid_ref="vert_sum" />
        <field id="SMS_DiC"      long_name="dissolved inorganic carbon"                        unit="mmol-C/m3/s" />
        <field id="SMS_DiC_E3T"  long_name="SMS_DiC * E3T"                                     unit="mmol-C/m2/s" > SMS_DiC * e3t </field>
-       <field id="SMS_DiC_INV"  field_ref="SMS_DiC_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_DiC_INV"  field_ref="SMS_DiC_E3T"                                       unit="mmol-C/m2/s" grid_ref="vert_sum" />
        <field id="SMS_ALK"      long_name="alkalinity"                                        unit="meq/m3/s"    />
        <field id="SMS_ALK_E3T"  long_name="SMS_ALK * E3T"                                     unit="meq/m2/s"    > SMS_ALK * e3t </field>
-       <field id="SMS_ALK_INV"  field_ref="SMS_ALK_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_ALK_INV"  field_ref="SMS_ALK_E3T"                                       unit="meq/m2/s" grid_ref="vert_sum" />
        <field id="SMS_OXY"      long_name="dissolved oxygen"                                  unit="mmolO2/m3/s" />
        <field id="SMS_OXY_E3T"  long_name="SMS_OXY * E3T"                                     unit="mmolO2/m2/s" > SMS_OXY * e3t </field>
-       <field id="SMS_OXY_INV"  field_ref="SMS_OXY_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="SMS_OXY_INV"  field_ref="SMS_OXY_E3T"                                       unit="mmolO2/m2/s" grid_ref="vert_sum" />
        <!-- trd case: jptra_atf -->
        <field id="ATF_CHN"      long_name="Chl-a concentration in non-diatom phytoplankton"   unit="mg Chl/m3/s" />
@@ -818,41 +842,41 @@
        <field id="TOT_PHN"      long_name="non-diatom phytoplankton"                          unit="mmol-N/m3/s" />
        <field id="TOT_PHN_E3T"  long_name="TOT_PHN * E3T"                                     unit="mmol-N/m2/s" > TOT_PHN * e3t </field>
-       <field id="TOT_PHN_INV"  field_ref="TOT_PHN_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_PHN_INV"  field_ref="TOT_PHN_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="TOT_PHD"      long_name="diatom     phytoplankton"                          unit="mmol-N/m3/s" />
        <field id="TOT_PHD_E3T"  long_name="TOT_PHD * E3T"                                     unit="mmol-N/m2/s" > TOT_PHD * e3t </field>
-       <field id="TOT_PHD_INV"  field_ref="TOT_PHD_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_PHD_INV"  field_ref="TOT_PHD_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="TOT_ZMI"      long_name="micro zooplankton"                                 unit="mmol-N/m3/s" />
        <field id="TOT_ZMI_E3T"  long_name="TOT_ZMI * E3T"                                     unit="mmol-N/m2/s" > TOT_ZMI * e3t </field>
-       <field id="TOT_ZMI_INV"  field_ref="TOT_ZMI_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_ZMI_INV"  field_ref="TOT_ZMI_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="TOT_ZME"      long_name="meso  zooplankton"                                 unit="mmol-N/m3/s" />
        <field id="TOT_ZME_E3T"  long_name="TOT_ZME * E3T"                                     unit="mmol-N/m2/s" > TOT_ZME * e3t </field>
-       <field id="TOT_ZME_INV"  field_ref="TOT_ZME_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_ZME_INV"  field_ref="TOT_ZME_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="TOT_DIN"      long_name="dissolved inorganic nitrogen"                      unit="mmol-N/m3/s" />
        <field id="TOT_DIN_E3T"  long_name="TOT_DIN * E3T"                                     unit="mmol-N/m2/s" > TOT_DIN * e3t </field>
-       <field id="TOT_DIN_INV"  field_ref="TOT_DIN_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_DIN_INV"  field_ref="TOT_DIN_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="TOT_SIL"      long_name="dissolved silicic acid"                            unit="mmolSi/m3/s" />
        <field id="TOT_SIL_E3T"  long_name="TOT_SIL * E3T"                                     unit="mmolSi/m2/s" > TOT_SIL * e3t </field>
-       <field id="TOT_SIL_INV"  field_ref="TOT_SIL_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_SIL_INV"  field_ref="TOT_SIL_E3T"                                       unit="mmolSi/m2/s" grid_ref="vert_sum" />
        <field id="TOT_FER"      long_name="dissolved iron"                                    unit="mmolFe/m3/s" />
        <field id="TOT_FER_E3T"  long_name="TOT_FER * E3T"                                     unit="mmolFe/m2/s" > TOT_FER * e3t </field>
-       <field id="TOT_FER_INV"  field_ref="TOT_FER_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_FER_INV"  field_ref="TOT_FER_E3T"                                       unit="mmolFe/m2/s" grid_ref="vert_sum" />
        <field id="TOT_DET"      long_name="detrital nitrogen"                                 unit="mmol-N/m3/s" />
        <field id="TOT_DET_E3T"  long_name="TOT_DET * E3T"                                     unit="mmol-N/m2/s" > TOT_DET * e3t </field>
-       <field id="TOT_DET_INV"  field_ref="TOT_DET_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_DET_INV"  field_ref="TOT_DET_E3T"                                       unit="mmol-N/m2/s" grid_ref="vert_sum" />
        <field id="TOT_PDS"      long_name="biogenic silicon in diatom phytoplankton"          unit="mmolSi/m3/s" />
        <field id="TOT_PDS_E3T"  long_name="TOT_PDS * E3T"                                     unit="mmolSi/m2/s" > TOT_PDS * e3t </field>
-       <field id="TOT_PDS_INV"  field_ref="TOT_PDS_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_PDS_INV"  field_ref="TOT_PDS_E3T"                                       unit="mmolSi/m2/s" grid_ref="vert_sum" />
        <field id="TOT_DTC"      long_name="detrital carbon"                                   unit="mmol-C/m3/s" />
        <field id="TOT_DTC_E3T"  long_name="TOT_DTC * E3T"                                     unit="mmol-C/m2/s" > TOT_DTC * e3t </field>
-       <field id="TOT_DTC_INV"  field_ref="TOT_DTC_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_DTC_INV"  field_ref="TOT_DTC_E3T"                                       unit="mmol-C/m2/s" grid_ref="vert_sum" />
        <field id="TOT_DiC"      long_name="dissolved inorganic carbon"                        unit="mmol-C/m3/s" />
        <field id="TOT_DiC_E3T"  long_name="TOT_DiC * E3T"                                     unit="mmol-C/m2/s" > TOT_DiC * e3t </field>
-       <field id="TOT_DiC_INV"  field_ref="TOT_DiC_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_DiC_INV"  field_ref="TOT_DiC_E3T"                                       unit="mmol-C/m2/s" grid_ref="vert_sum" />
        <field id="TOT_ALK"      long_name="alkalinity"                                        unit="meq/m3/s"    />
        <field id="TOT_ALK_E3T"  long_name="TOT_ALK * E3T"                                     unit="meq/m2/s"    > TOT_ALK * e3t </field>
-       <field id="TOT_ALK_INV"  field_ref="TOT_ALK_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_ALK_INV"  field_ref="TOT_ALK_E3T"                                       unit="meq/m2/s" grid_ref="vert_sum" />
        <field id="TOT_OXY"      long_name="dissolved oxygen"                                  unit="mmolO2/m3/s" /> 
        <field id="TOT_OXY_E3T"  long_name="TOT_OXY * E3T"                                     unit="mmolO2/m2/s" > TOT_OXY * e3t </field>
-       <field id="TOT_OXY_INV"  field_ref="TOT_OXY_E3T"                                       unit="mg Chl/m2/s" grid_ref="vert_sum" />
+       <field id="TOT_OXY_INV"  field_ref="TOT_OXY_E3T"                                       unit="mmolO2/m2/s" grid_ref="vert_sum" />
        <!-- trd case: jptra_iso -->
        <field id="ISO_CHN"      long_name="Chl-a concentration in non-diatom phytoplankton"   unit="mg Chl/m3/s" > LDF_CHN + ZDF_CHN - ZDP_CHN  </field>
@@ -1036,34 +1060,36 @@
 
     <field_group id="groupMEDUSA" >
-      <field field_ref="CHN"     name="CHN"      />
-      <field field_ref="CHN_E3T" name="CHN_E3T"  />
-      <field field_ref="CHD"     name="CHD"      />
-      <field field_ref="CHD_E3T" name="CHD_E3T"  />
-      <field field_ref="PHN"     name="PHN"      />
-      <field field_ref="PHN_E3T" name="PHN_E3T"  />
-      <field field_ref="PHD"     name="PHD"      />
-      <field field_ref="PHD_E3T" name="PHD_E3T"  />
-      <field field_ref="ZMI"     name="ZMI"      />
-      <field field_ref="ZMI_E3T" name="ZMI_E3T"  />
-      <field field_ref="ZME"     name="ZME"      />
-      <field field_ref="ZME_E3T" name="ZME_E3T"  />
-      <field field_ref="DIN"     name="DIN"      />
-      <field field_ref="DIN_E3T" name="DIN_E3T"  />
-      <field field_ref="SIL"     name="SIL"      />
-      <field field_ref="SIL_E3T" name="SIL_E3T"  />
-      <field field_ref="FER"     name="FER"      />
-      <field field_ref="FER_E3T" name="FER_E3T"  />
-      <field field_ref="DET"     name="DET"      />
-      <field field_ref="DET_E3T" name="DET_E3T"  />
-      <field field_ref="PDS"     name="PDS"      />
-      <field field_ref="PDS_E3T" name="PDS_E3T"  />
-      <field field_ref="DTC"     name="DTC"      />
-      <field field_ref="DTC_E3T" name="DTC_E3T"  />
-      <field field_ref="DiC"     name="DIC"      />
-      <field field_ref="DiC_E3T" name="DIC_E3T"  />
-      <field field_ref="ALK"     name="ALK"      />
-      <field field_ref="ALK_E3T" name="ALK_E3T"  />
-      <field field_ref="OXY"     name="OXY"      />
-      <field field_ref="OXY_E3T" name="OXY_E3T"  />
+      <field field_ref="CHN"      name="CHN"      />
+      <field field_ref="CHN_INV"  name="CHN_INV"  />
+      <field field_ref="SURF_CHN" name="SURF_CHN"  />
+      <field field_ref="CHD"      name="CHD"      />
+      <field field_ref="CHD_INV"  name="CHD_INV"  />
+      <field field_ref="SURF_CHD" name="SURF_CHD"  />
+      <field field_ref="PHN"      name="PHN"      />
+      <field field_ref="PHN_INV"  name="PHN_INV"  />
+      <field field_ref="PHD"      name="PHD"      />
+      <field field_ref="PHD_INV"  name="PHD_INV"  />
+      <field field_ref="ZMI"      name="ZMI"      />
+      <field field_ref="ZMI_INV"  name="ZMI_INV"  />
+      <field field_ref="ZME"      name="ZME"      />
+      <field field_ref="ZME_INV"  name="ZME_INV"  />
+      <field field_ref="DIN"      name="DIN"      />
+      <field field_ref="DIN_INV"  name="DIN_INV"  />
+      <field field_ref="SIL"      name="SIL"      />
+      <field field_ref="SIL_INV"  name="SIL_INV"  />
+      <field field_ref="FER"      name="FER"      />
+      <field field_ref="FER_INV"  name="FER_INV"  />
+      <field field_ref="DET"      name="DET"      />
+      <field field_ref="DET_INV"  name="DET_INV"  />
+      <field field_ref="PDS"      name="PDS"      />
+      <field field_ref="PDS_INV"  name="PDS_INV"  />
+      <field field_ref="DTC"      name="DTC"      />
+      <field field_ref="DTC_INV"  name="DTC_INV"  />
+      <field field_ref="DiC"      name="DIC"      />
+      <field field_ref="DiC_INV"  name="DIC_INV"  />
+      <field field_ref="ALK"      name="ALK"      />
+      <field field_ref="ALK_INV"  name="ALK_INV"  />
+      <field field_ref="OXY"      name="OXY"      />
+      <field field_ref="OXY_INV"  name="OXY_INV"  />
       </field_group>
 
@@ -1075,14 +1101,11 @@
       <field field_ref="qtrIDTRA"    name="qtrIDTRA"  />
       <field field_ref="qintIDTRA"   name="qintIDTRA" />
-      <field field_ref="invIDTRA"    name="invIDTRA"  />
+      <field field_ref="IDTRA_INV"   name="IDTRA_INV"  />
     </field_group>
 
     <field_group id="groupCFC" >
       <field field_ref="CFC11"     name="CFC11"     />
-      <field field_ref="CFC11_E3T" name="CFC11_E3T" />
       <field field_ref="CFC12"     name="CFC12"     />
-      <field field_ref="CFC12_E3T" name="CFC12_E3T" />
       <field field_ref="SF6"       name="SF6"       />
-      <field field_ref="SF6_E3T"   name="SF6_E3T"   />
     </field_group>
 
@@ -1090,8 +1113,11 @@
       <field field_ref="qtrCFC11"    name="qtrCFC11"   />
       <field field_ref="qintCFC11"   name="qintCFC11"  />
+      <field field_ref="CFC11_INV" name="CFC11_INV" />
       <field field_ref="qtrCFC12"    name="qtrCFC12"   />
       <field field_ref="qintCFC12"   name="qintCFC12"  />
+      <field field_ref="CFC12_INV" name="CFC12_INV" />
       <field field_ref="qtrSF6"      name="qtrSF6"     />
       <field field_ref="qintSF6"     name="qintSF6"    />
+      <field field_ref="SF6_INV"   name="SF6_INV"   />
     </field_group>
 
