diff --git a/tripal/src/Entity/TripalEntity.php b/tripal/src/Entity/TripalEntity.php
index b5369c4dde..b139d8f0a7 100755
--- a/tripal/src/Entity/TripalEntity.php
+++ b/tripal/src/Entity/TripalEntity.php
@@ -33,6 +33,7 @@
  *       "add" = "Drupal\tripal\Form\TripalEntityForm",
  *       "edit" = "Drupal\tripal\Form\TripalEntityForm",
  *       "delete" = "Drupal\tripal\Form\TripalEntityDeleteForm",
+ *       "unpublish" = "Drupal\tripal\Form\TripalEntityUnpublishForm",
  *     },
  *     "access" = "Drupal\tripal\Access\TripalEntityAccessControlHandler",
  *     "route_provider" = {
@@ -52,6 +53,7 @@
  *     "add-form" = "/bio_data/add/{tripal_entity_type}",
  *     "edit-form" = "/bio_data/{tripal_entity}/edit",
  *     "delete-form" = "/bio_data/{tripal_entity}/delete",
+ *     "unpublish-form" = "/bio_data/{tripal_entity}/unpublish",
  *     "collection" = "/admin/content/bio_data",
  *   },
  *   bundle_entity_type = "tripal_entity_type",
@@ -668,4 +670,30 @@ public function validate() {
 
     return $violations;
   }
+
+  /**
+   * Performs a removal of the entity from Drupal.
+   *
+   * This function copies the code from the parent::delete() function.  It
+   * does not remove the record from the storage backend. The
+   * postDelete() function will be triggered.
+   */
+  public function unpublish() {
+    parent::delete();
+  }
+
+  /**
+   * Performs a total remove of the record from Drupal and the DB backend.
+   *
+   * This function copies the code from the parent::delete() function but
+   * then performs extra steps to delete the record in the database backend.
+   * The postDelete() function will also be triggered because it uses the
+   * parent::delete() function to delete the entity from Drupal.
+   */
+  public function delete() {
+    parent::delete();
+    // @todo: add in code to remove entity from the database backend.
+  }
+
+
 }
diff --git a/tripal/src/Form/TripalEntityDeleteForm.php b/tripal/src/Form/TripalEntityDeleteForm.php
index d393c74635..8a8312d78a 100755
--- a/tripal/src/Form/TripalEntityDeleteForm.php
+++ b/tripal/src/Form/TripalEntityDeleteForm.php
@@ -3,6 +3,8 @@
 namespace Drupal\tripal\Form;
 
 use Drupal\Core\Entity\ContentEntityDeleteForm;
+use Drupal\Core\Form\FormStateInterface;
+
 
 /**
  * Provides a form for deleting Tripal Content entities.
@@ -11,5 +13,26 @@
  */
 class TripalEntityDeleteForm extends ContentEntityDeleteForm {
 
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return $this->t('Are you sure you want to unpublish and permanenty '
+      . 'delete %name?', ['%name' => $this->entity->label()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return $this->t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDescription() {
+    return $this->t('This action is not fully implemented in Tripal v4. It currently functions as an"unpublish".');
+  }
 
 }
diff --git a/tripal/src/Form/TripalEntityForm.php b/tripal/src/Form/TripalEntityForm.php
index 4b9ed69814..355755d8da 100755
--- a/tripal/src/Form/TripalEntityForm.php
+++ b/tripal/src/Form/TripalEntityForm.php
@@ -5,6 +5,7 @@
 use Drupal\Core\Entity\ContentEntityForm;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Messenger\MessengerTrait;
+use Drupal\Component\Serialization\Json;
 
 /**
  * Form controller for Tripal Content edit forms.
@@ -57,4 +58,42 @@ public function save(array $form, FormStateInterface $form_state) {
     $form_state->setRedirect('entity.tripal_entity.canonical', ['tripal_entity' => $entity->id()]);
   }
 
+  /**
+   *
+   * {@inheritDoc}
+   * @see \Drupal\Core\Entity\EntityForm::actions()
+   */
+  protected function actions(array $form, FormStateInterface $form_state) {
+    $actions = parent::actions($form, $form_state);
+    if (!$this->entity->isNew() && $this->entity->hasLinkTemplate('unpublish-form')) {
+      $route_info = $this->entity->toUrl('canonical');
+      $actions['cancel'] = [
+        '#type' => 'link',
+        '#title' => $this->t('Cancel'),
+        '#access' => $this->entity->access('administer tripal content'),
+        '#attributes' => [
+          'class' => ['button'],
+        ],
+        '#url' => $route_info,
+      ];
+      $route_info = $this->entity->toUrl('unpublish-form');
+      $actions['unpublish'] = [
+        '#type' => 'link',
+        '#title' => $this->t('Unpublish'),
+        '#access' => $this->entity->access('administer tripal content'),
+        '#attributes' => [
+          'class' => ['button', 'button--danger', 'use-ajax'],
+          'data-dialog-type' => 'modal',
+          'data-dialog-options' => Json::encode([
+            'width' => 880,
+          ]),
+        ],
+        '#url' => $route_info,
+        '#attached' => [
+          'library' => ['core/drupal.dialog.ajax'],
+        ],
+      ];
+    }
+    return $actions;
+  }
 }
diff --git a/tripal/src/Form/TripalEntityUnpublishForm.php b/tripal/src/Form/TripalEntityUnpublishForm.php
new file mode 100644
index 0000000000..88793cfaa2
--- /dev/null
+++ b/tripal/src/Form/TripalEntityUnpublishForm.php
@@ -0,0 +1,82 @@
+<?php
+
+namespace Drupal\tripal\Form;
+
+use Drupal\Core\Entity\ContentEntityDeleteForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Provides a form for unpublishing Tripal Content entities.
+ *
+ * This is equilvalent to deleting an Drupal entity, but in the base of
+ * Tripal entities, it does not try to delete the item in the database
+ * back-end.
+ *
+ * @ingroup tripal
+ */
+class TripalEntityUnpublishForm extends ContentEntityDeleteForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return $this->t('Are you sure you want to unpublish %name?',
+      ['%name' => $this->entity->label()]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return $this->t('Unpublish');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDescription() {
+    return $this->t('Unpublishing will remove this page from the site but the data '
+      . 'will be retained in the database and you can republish it again later if desired.');
+  }
+
+  /**
+   * Similar to the parent::getDeleteMessage() but custom for unpublishing.
+   */
+  protected function getUnpublishMessage() {
+    $entity = $this->getEntity();
+    return $this->t('The @entity-type %label has been unpublished.', [
+      '@entity-type' => $entity->getEntityType()->getSingularLabel(),
+      '%label' => $entity->label() ?? $entity->id(),
+    ]);
+  }
+
+  /**
+   * Similar to the parent::logUnpublishMessage() but custom for unpublishing.
+   */
+  protected function logUnpublishMessage() {
+    /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */
+    $entity = $this->getEntity();
+    $this->logger($entity->getEntityType()->getProvider())->info('The @entity-type %label has been unpublished.', [
+      '@entity-type' => $entity->getEntityType()->getSingularLabel(),
+      '%label' => $entity->label(),
+    ]);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    /** @var \Drupal\tripal\Entity\TripalEntity $entity */
+    $entity = $this->getEntity();
+    $message = $this->getUnpublishMessage();
+
+    $entity->unpublish();
+    $form_state->setRedirectUrl($this->getRedirectUrl());
+
+    $this->messenger()->addStatus($message);
+    $this->logUnpublishMessage();
+  }
+
+
+
+}
diff --git a/tripal/src/ListBuilders/TripalEntityListBuilder.php b/tripal/src/ListBuilders/TripalEntityListBuilder.php
index 109c2a0f47..d5a9ccf67c 100755
--- a/tripal/src/ListBuilders/TripalEntityListBuilder.php
+++ b/tripal/src/ListBuilders/TripalEntityListBuilder.php
@@ -7,6 +7,7 @@
 use Drupal\Core\Link;
 use Drupal\Core\Url;
 use Drupal\Component\Render\FormattableMarkup;
+use Drupal\Component\Serialization\Json;
 use Drupal\Component\Utility\Xss;
 
 /**
@@ -89,6 +90,29 @@ public function load() {
     }
   }
 
+  /**
+   * {@inheritDoc}
+   * @see \Drupal\Core\Entity\EntityListBuilder::getDefaultOperations()
+   */
+  protected function getDefaultOperations(EntityInterface $entity) {
+    $operations = parent::getDefaultOperations($entity);
+
+    if ($entity->access('unpublish') && $entity->hasLinkTemplate('unpublish-form')) {
+      $operations['unpublish'] = [
+        'title' => $this->t('Unpublish'),
+        'weight' => 59,
+        'attributes' => [
+          'class' => ['use-ajax'],
+          'data-dialog-type' => 'modal',
+          'data-dialog-options' => Json::encode([
+            'width' => 880,
+          ]),
+        ],
+        'url' => $this->ensureDestination($entity->toUrl('unpublish-form')),
+      ];
+    }
 
+    return $operations;
+  }
 
 }
diff --git a/tripal/src/Routing/TripalEntityHtmlRouteProvider.php b/tripal/src/Routing/TripalEntityHtmlRouteProvider.php
index 001744589a..6b9d447b73 100755
--- a/tripal/src/Routing/TripalEntityHtmlRouteProvider.php
+++ b/tripal/src/Routing/TripalEntityHtmlRouteProvider.php
@@ -25,10 +25,43 @@ public function getRoutes(EntityTypeInterface $entity_type) {
     if ($collection_route = $this->getCollectionRoute($entity_type)) {
       $collection->add("entity.{$entity_type_id}.collection", $collection_route);
     }
+    if ($unpublish_route = $this->getUnpublishRoute($entity_type)) {
+      $collection->add("entity.{$entity_type_id}.unpublish", $unpublish_route);
+    }
 
     return $collection;
   }
 
+  /**
+   * Gets the unpublish route.
+   *
+   * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
+   *   The entity type.
+   *
+   * @return \Symfony\Component\Routing\Route|null
+   *   The generated route, if available.
+   */
+  protected function getUnpublishRoute(EntityTypeInterface $entity_type) {
+
+    if ($entity_type->hasLinkTemplate('unpublish-form')) {
+      $entity_type_id = $entity_type->id();
+      $route = new Route($entity_type->getLinkTemplate('unpublish-form'));
+      $route->addDefaults([
+        '_entity_form' => "{$entity_type_id}.unpublish",
+        '_title_callback' => '\Drupal\Core\Entity\Controller\EntityController::deleteTitle',
+        ])->setRequirement('_entity_access', "{$entity_type_id}.unpublish")
+          ->setOption('parameters', [$entity_type_id => ['type' => 'entity:' . $entity_type_id],
+      ]);
+
+      // Entity types with serial IDs can specify this in their route
+      // requirements, improving the matching process.
+      if ($this->getEntityTypeIdKeyType($entity_type) === 'integer') {
+        $route->setRequirement($entity_type_id, '\d+');
+      }
+      return $route;
+    }
+  }
+
   /**
    * Gets the collection route.
    *
diff --git a/tripal/tests/src/Functional/Permissions/TripalRoutePermissionsTest.php b/tripal/tests/src/Functional/Permissions/TripalRoutePermissionsTest.php
index 09bf7943c1..0a577575e8 100644
--- a/tripal/tests/src/Functional/Permissions/TripalRoutePermissionsTest.php
+++ b/tripal/tests/src/Functional/Permissions/TripalRoutePermissionsTest.php
@@ -272,6 +272,7 @@ public function testTripalContentPages() {
       'entity-add-form' => 'bio_data/add/' . $content_type,
       'entity-edit-form' => 'bio_data/' . $entity_id . '/edit',
       'entity-delete-form' => 'bio_data/' . $entity_id . '/delete',
+      'entity-unpublish-form' => 'bio_data/' . $entity_id . '/unpublish',
       'entity-collection' => 'admin/content/bio_data',
       //'publish-content' => '',
       'unpublish-content' => 'admin/content/bio_data/unpublish',
@@ -294,7 +295,10 @@ public function testTripalContentPages() {
       'edit tripal content entities' => ['entity-edit-form'],
       'delete tripal content entities' => ['entity-delete-form'],
       'view tripal content entities' => ['entity-canonical'],
-      'administer tripal content' => ['entity-canonical', 'entity-add-page', 'entity-add-form', 'entity-edit-form', 'entity-delete-form', 'entity-collection', 'publish-content', 'unpublish-content'],
+      'administer tripal content' => ['entity-canonical', 'entity-add-page',
+        'entity-add-form', 'entity-edit-form', 'entity-delete-form',
+        'entity-collection', 'publish-content', 'unpublish-content',
+        'entity-unpublish-form'],
       'manage tripal content types' => ['entitytype-add-form', 'entitytype-edit-form', 'entitytype-delete-form', 'entitytype-collection'],
       'administer tripal_entity fields' => ['entitytype-manage-fields'],
       'administer tripal_entity form display' => ['entitytype-manage-form'],
diff --git a/tripal/tripal.links.task.yml b/tripal/tripal.links.task.yml
index ff043b8fc4..2649adb399 100755
--- a/tripal/tripal.links.task.yml
+++ b/tripal/tripal.links.task.yml
@@ -25,6 +25,13 @@ entity.tripal_entity.delete_form:
   route_name:  entity.tripal_entity.delete_form
   base_route:  entity.tripal_entity.canonical
   title: Delete
+  weight: 20
+
+# -- Provides an Unpublish task link on each Tripal content page.
+entity.tripal_entity.unpublish_form:
+  route_name:  entity.tripal_entity.unpublish_form
+  base_route:  entity.tripal_entity.canonical
+  title: Unpublish
   weight: 10
 
 ##
diff --git a/tripal/tripal.routing.yml b/tripal/tripal.routing.yml
index 9234ca9347..b7ce959e08 100644
--- a/tripal/tripal.routing.yml
+++ b/tripal/tripal.routing.yml
@@ -187,6 +187,19 @@ tripal.content_type_field_check:
   requirements:
     _permission: 'administer tripal'
 
+# Adds an unpublished link to Tripal entity pages.
+entity.tripal_entity.unpublish_form:
+  path: 'bio_data/{tripal_entity}/unpublish'
+  defaults:
+    _form: '\Drupal\tripal\Form\TripalEntityUnpublishForm'
+    _title: 'Unpublish'
+  options:
+    parameters:
+      tripal_entity:
+        type: entity:tripal_entity
+  requirements:
+    _permission: 'administer tripal content'
+    
 ##
 # Controlled Vocabularies.
 ##