diff --git a/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/FieldTotal.vue b/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/FieldTotal.vue
index b69b5770bd..85e028eb55 100644
--- a/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/FieldTotal.vue
+++ b/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/FieldTotal.vue
@@ -3,6 +3,7 @@
     <label>Total</label>
     <input
       type="number"
+      min="0"
       v-model="fieldOccurence.total"
       @change="() => { fieldOccurence.isUnsaved = true }"
     />
diff --git a/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/IdentifierForm.vue b/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/IdentifierForm.vue
index b3e9ae5fd9..dfaf169b94 100644
--- a/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/IdentifierForm.vue
+++ b/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/IdentifierForm.vue
@@ -15,7 +15,10 @@
               others.</span
             >
           </div>
-          <NamespaceForm v-model="store.namespace" />
+          <NamespaceForm
+            v-model="store.namespace"
+            @selected="namespaceSelected"
+          />
         </div>
         <div class="separate-top">
           <label>Identifier</label>
@@ -27,7 +30,7 @@
                   existingIdentifier && !isCreatedIdentifierCurrent
               }"
               type="text"
-              @input="checkIdentifier"
+              @input="findExistingIdentifier"
               @change="() => (store.identifier.isUnsaved = true)"
               v-model="store.identifier.identifier"
             />
@@ -46,7 +49,7 @@
             />
           </div>
           <span
-            v-if="!store.namespace && store.identifier.identifier?.length"
+            v-if="!store.namespace && store.identifier.identifier"
             style="color: red"
             >Namespace is needed.</span
           >
@@ -102,7 +105,7 @@ function findExistingIdentifier() {
   if (timeOut) {
     clearTimeout(timeOut)
   }
-  if (store.identifier.identifier) {
+  if (store.identifier.identifier && store.namespace) {
     timeOut = setTimeout(() => {
       Identifier.where({
         type: IDENTIFIER_LOCAL_CATALOG_NUMBER,
@@ -117,9 +120,8 @@ function findExistingIdentifier() {
   }
 }
 
-function setNamespace(namespace) {
-  store.namespace = namespace
-  store.isUnsaved = true
+function namespaceSelected() {
+  store.identifier.isUnsaved = true
   findExistingIdentifier()
 }
 function unsetNamespace() {
diff --git a/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/NamespaceForm.vue b/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/NamespaceForm.vue
index 7caaaa62fa..0d3a9e4f24 100644
--- a/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/NamespaceForm.vue
+++ b/app/javascript/vue/tasks/field_occurrences/new/components/FieldOccurenceForm/Identifier/NamespaceForm.vue
@@ -10,12 +10,12 @@
       pin-section="Namespaces"
       pin-type="Namespace"
       v-model="namespace"
-      @selected="(item) => (namespace = item)"
+      @selected="(item) => (updateNamespace(item))"
     >
       <template #tabs-right>
         <VLock v-model="settings.locked.namespace" />
 
-        <WidgetNamespace @create="(item) => (namespace = item)" />
+        <WidgetNamespace @create="(item) => (updateNamespace(item))" />
       </template>
     </SmartSelector>
     <template v-if="namespace">
@@ -23,7 +23,7 @@
       <SmartSelectorItem
         :item="namespace"
         label="name"
-        @click="() => (namespace = undefined)"
+        @click="() => (updateNamespace(undefined))"
       />
     </template>
   </fieldset>
@@ -37,10 +37,17 @@ import SmartSelectorItem from '@/components/ui/SmartSelectorItem.vue'
 import VLock from '@/components/ui/VLock/index.vue'
 import useSettingStore from '../../../store/settings.js'
 
+const emit = defineEmits(['selected'])
+
 const namespace = defineModel({
   type: Object,
   default: undefined
 })
 
 const settings = useSettingStore()
+
+function updateNamespace(newNamespace) {
+  namespace.value = newNamespace
+  emit('selected')
+}
 </script>
diff --git a/app/javascript/vue/tasks/field_occurrences/new/components/HeaderBar.vue b/app/javascript/vue/tasks/field_occurrences/new/components/HeaderBar.vue
index 1b44e02e83..ccae1ee10b 100644
--- a/app/javascript/vue/tasks/field_occurrences/new/components/HeaderBar.vue
+++ b/app/javascript/vue/tasks/field_occurrences/new/components/HeaderBar.vue
@@ -88,7 +88,6 @@ import useDeterminationStore from '../store/determinations.js'
 import useSettingStore from '../store/settings.js'
 import useBiocurationStore from '../store/biocurations.js'
 import useBiologicalAssociationStore from '../store/biologicalAssociations.js'
-import useIdentifierStore from '../store/identifier.js'
 import useDepictionStore from '../store/depictions.js'
 import VBtn from '@/components/ui/VBtn/index.vue'
 import VRecent from './Recent.vue'
@@ -106,7 +105,6 @@ const determinationStore = useDeterminationStore()
 const biologicalAssociationStore = useBiologicalAssociationStore()
 const ceStore = useCEStore()
 const biocurationStore = useBiocurationStore()
-const identifierStore = useIdentifierStore()
 const depictionStore = useDepictionStore()
 const fieldOccurrenceId = computed(() => foStore.fieldOccurrence.id)
 const isUnsaved = computed(
@@ -115,8 +113,7 @@ const isUnsaved = computed(
     determinationStore.hasUnsaved ||
     biocurationStore.hasUnsaved ||
     foStore.fieldOccurrence.isUnsaved ||
-    ceStore.isUnsaved ||
-    identifierStore.isUnsaved
+    ceStore.isUnsaved
 )
 
 const validateSave = computed(() => {
@@ -144,7 +141,6 @@ async function save() {
       citationStore.save(args),
       determinationStore.load(args),
       biocurationStore.save(args),
-      identifierStore.save(args),
       biologicalAssociationStore.save(args)
     ]
 
@@ -180,7 +176,6 @@ function reset() {
   }
 
   depictionStore.$reset()
-  identifierStore.reset({ keepNamespace: locked.namespace })
   determinationStore.reset({ keepRecords: locked.taxonDeterminations })
   citationStore.reset({ keepRecords: locked.citations })
   biologicalAssociationStore.reset({
@@ -237,7 +232,6 @@ async function loadForms(id) {
     determinationStore.load(args),
     biocurationStore.load(args),
     citationStore.load(args),
-    identifierStore.load(args),
     biologicalAssociationStore.load(args),
     depictionStore.load(args)
   ]
diff --git a/app/javascript/vue/tasks/field_occurrences/new/components/Recent.vue b/app/javascript/vue/tasks/field_occurrences/new/components/Recent.vue
index f448343016..d4ba7fd601 100644
--- a/app/javascript/vue/tasks/field_occurrences/new/components/Recent.vue
+++ b/app/javascript/vue/tasks/field_occurrences/new/components/Recent.vue
@@ -20,16 +20,30 @@
         <thead>
           <tr>
             <th>Total</th>
+            <th />
           </tr>
         </thead>
         <tbody>
           <tr
             v-for="item in list"
             :key="item.id"
-            @click="selectFO(item)"
           >
             <td v-html="item.object_tag" />
+            <td>
+              <VBtn
+                circle
+                color="primary"
+                @click="() => selectFO(item)"
+              >
+                <VIcon
+                  name="pencil"
+                  x-small
+                />
+              </VBtn>
+            </td>
           </tr>
+
+
         </tbody>
       </table>
     </template>
@@ -40,6 +54,7 @@
 import VModal from '@/components/ui/Modal'
 import VSpinner from '@/components/ui/VSpinner.vue'
 import VBtn from '@/components/ui/VBtn/index.vue'
+import VIcon from '@/components/ui/VIcon/index.vue'
 import { FieldOccurrence } from '@/routes/endpoints'
 import { ref, watch } from 'vue'
 
diff --git a/app/javascript/vue/tasks/field_occurrences/new/store/identifier.js b/app/javascript/vue/tasks/field_occurrences/new/store/identifier.js
index d30bda3475..0161218929 100644
--- a/app/javascript/vue/tasks/field_occurrences/new/store/identifier.js
+++ b/app/javascript/vue/tasks/field_occurrences/new/store/identifier.js
@@ -41,19 +41,25 @@ export default defineStore('identifiers', {
     },
 
     reset({ keepNamespace }) {
-      this.identifier.id = null
+      const newIdentifierId = this.increment
+        ? incrementIdentifier(this.identifier.identifier)
+        : null
+      this.identifier = {
+        ...makeIdentifier(),
+        identifier: newIdentifierId,
+      }
 
       if (!keepNamespace) {
         this.namespace = null
       }
-
-      this.identifier.identifier = this.increment
-        ? incrementIdentifier(this.identifier.identifier)
-        : null
     },
 
     save({ objectId, objectType }) {
-      if (!this.identifier.isUnsaved) return
+      if (!this.identifier.isUnsaved ||
+        !this.identifier.identifier || !this.namespace?.id
+      ) {
+        return
+      }
 
       const payload = {
         identifier: {
@@ -74,7 +80,7 @@ export default defineStore('identifiers', {
         .then(({ body }) => {
           this.identifier = body
         })
-        .catch({})
+        .catch(() => {})
 
       return request
     }
diff --git a/app/models/field_occurrence.rb b/app/models/field_occurrence.rb
index c3943b5393..f2d53a0269 100644
--- a/app/models/field_occurrence.rb
+++ b/app/models/field_occurrence.rb
@@ -63,6 +63,7 @@ class FieldOccurrence < ApplicationRecord
   validate :check_that_either_total_or_ranged_lot_category_id_is_present
   validate :check_that_both_of_category_and_total_are_not_present
   validate :total_zero_when_absent
+  validate :total_positive_when_present
 
   accepts_nested_attributes_for :collecting_event, allow_destroy: true, reject_if: :reject_collecting_event
 
@@ -76,6 +77,10 @@ def total_zero_when_absent
     errors.add(:total, 'Must be zero when absent.') if (total != 0) && is_absent
   end
 
+  def total_positive_when_present
+    errors.add(:total, 'Must be positive when not absent.') if !is_absent && total.present? && total <= 0
+  end
+
   def check_that_both_of_category_and_total_are_not_present
     errors.add(:ranged_lot_category_id, 'Both ranged_lot_category and total can not be set') if ranged_lot_category_id.present? && total.present?
   end
diff --git a/app/models/identifier/local/catalog_number.rb b/app/models/identifier/local/catalog_number.rb
index 933f8f7c2d..dea3a4e8e9 100644
--- a/app/models/identifier/local/catalog_number.rb
+++ b/app/models/identifier/local/catalog_number.rb
@@ -26,9 +26,15 @@ def dwc_occurrences
   private
 
   def assigned_to_valid_object
-    # TODO: unkludge
-    if (identifier_object_type && !(TARGETS.include?(identifier_object_type))) || ( identifier_object && !identifier_object.kind_of?(CollectionObject) && !identifier_object.kind_of?(Container) && !identifier_object.kind_of?(Extract)  )
-      errors.add(:identifier_object_type, "only assignable to #{TARGETS.join(', ')}")
+    type_issue =
+      identifier_object_type && !TARGETS.include?(identifier_object_type)
+
+    object_issue = identifier_object &&
+      TARGETS.none? { |c| identifier_object.kind_of?(c.constantize) }
+
+    if type_issue || object_issue
+      errors.add(:identifier_object_type, "only assignable to #{TARGETS.join(', ')}
+      ")
     end
   end