diff --git a/app/models/formsemestre.py b/app/models/formsemestre.py
index dc6b8cf1..3a9e0015 100644
--- a/app/models/formsemestre.py
+++ b/app/models/formsemestre.py
@@ -18,7 +18,7 @@ from operator import attrgetter
 
 from flask_login import current_user
 
-from flask import flash, g, url_for
+from flask import abort, flash, g, url_for
 from sqlalchemy.sql import text
 from sqlalchemy import func
 
@@ -185,9 +185,14 @@ class FormSemestre(db.Model):
 
     @classmethod
     def get_formsemestre(
-        cls, formsemestre_id: int, dept_id: int = None
+        cls, formsemestre_id: int | str, dept_id: int = None
     ) -> "FormSemestre":
         """ "FormSemestre ou 404, cherche uniquement dans le département spécifié ou le courant"""
+        if not isinstance(formsemestre_id, int):
+            try:
+                formsemestre_id = int(formsemestre_id)
+            except (TypeError, ValueError):
+                abort(404, "formsemestre_id invalide")
         if g.scodoc_dept:
             dept_id = dept_id if dept_id is not None else g.scodoc_dept_id
         if dept_id is not None:
@@ -385,13 +390,18 @@ class FormSemestre(db.Model):
         return ues
 
     @classmethod
-    def get_user_formsemestres_annee(
+    def get_user_formsemestres_annee_by_dept(
         cls, user: User
-    ) -> tuple[list["FormSemestre"], defaultdict[int, list[ModuleImpl]]]:
+    ) -> tuple[
+        defaultdict[int, list["FormSemestre"]], defaultdict[int, list[ModuleImpl]]
+    ]:
         """Liste des formsemestres de l'année scolaire
         dans lesquels user intervient (comme resp., resp. de module ou enseignant),
         ainsi que la liste des modimpls concernés dans chaque formsemestre
         Attention: les semestres et modimpls peuvent être de différents départements !
+        Résultat:
+            { dept_id : [ formsemestre, ... ] },
+            { formsemestre_id : [ modimpl, ... ]}
         """
         debut_annee_scolaire = scu.date_debut_annee_scolaire()
         fin_annee_scolaire = scu.date_fin_annee_scolaire()
@@ -439,9 +449,11 @@ class FormSemestre(db.Model):
                 formsemestres.append(modimpl.formsemestre)
                 ids.add(modimpl.formsemestre_id)
             modimpls_by_formsemestre[modimpl.formsemestre_id].append(modimpl)
-        # Tris
+        # Tris et organisation par département
+        formsemestres_by_dept = defaultdict(lambda: [])
         formsemestres.sort(key=lambda x: (x.departement.acronym,) + x.sort_key())
         for formsemestre in formsemestres:
+            formsemestres_by_dept[formsemestre.dept_id].append(formsemestre)
             modimpls = modimpls_by_formsemestre[formsemestre.id]
             if formsemestre.formation.is_apc():
                 key = lambda x: x.module.sort_key_apc()
@@ -449,7 +461,7 @@ class FormSemestre(db.Model):
                 key = lambda x: x.module.sort_key()
             modimpls.sort(key=key)
 
-        return formsemestres, modimpls_by_formsemestre
+        return formsemestres_by_dept, modimpls_by_formsemestre
 
     def get_evaluations(self) -> list[Evaluation]:
         "Liste de toutes les évaluations du semestre, triées par module/numero"
diff --git a/app/templates/user_board/user_board.j2 b/app/templates/user_board/user_board.j2
index 1413a15a..78f18283 100644
--- a/app/templates/user_board/user_board.j2
+++ b/app/templates/user_board/user_board.j2
@@ -65,32 +65,44 @@
 <div class="tab-content">
     <h2>Votre tableau de bord, {{user.get_nomcomplet()}}</h2>
 
-    <h3>Vos modules</h3>
-    <div class="ub-formsemestres">
-    {% for formsemestre in formsemestres %}
-        <div class="ub-formsemestre">
-            <div class="ub-sem-titre">{{formsemestre.html_link_status()|safe}}</div>
-            <div class="ub-sem-modimpls">
-            {% for modimpl in modimpls_by_formsemestre[formsemestre.id] %}
-                <div>
-                    <span class="code"><a class="stdlink" href="{{
-                        url_for('notes.moduleimpl_status',
-                            scodoc_dept=formsemestre.departement.acronym, moduleimpl_id=modimpl.id)
-                    }}">{{modimpl.module.code}}</a>
-                    </span>
-                    <span><a class="formsemestre_status_link" href="{{
-                        url_for('notes.moduleimpl_status',
-                            scodoc_dept=formsemestre.departement.acronym, moduleimpl_id=modimpl.id)
-                    }}">{{modimpl.module.titre_str()}}</a>
-                    </span>
+    {% for dept_id in formsemestres_by_dept %}
+        <h3>Modules dans le département {{ dept_names[dept_id] }}</h3>
+        <div class="ub-formsemestres">
+        {% for formsemestre in formsemestres_by_dept[dept_id] %}
+            <div class="ub-formsemestre">
+                <div class="ub-sem-titre">{{formsemestre.html_link_status()|safe}}</div>
+                <div class="ub-sem-modimpls">
+                {% for modimpl in modimpls_by_formsemestre[formsemestre.id] %}
+                    <div>
+                        <span class="code"><a class="stdlink" href="{{
+                            url_for('notes.moduleimpl_status',
+                                scodoc_dept=formsemestre.departement.acronym, moduleimpl_id=modimpl.id)
+                        }}">{{modimpl.module.code}}</a>
+                        </span>
+                        <span><a class="formsemestre_status_link" href="{{
+                            url_for('notes.moduleimpl_status',
+                                scodoc_dept=formsemestre.departement.acronym, moduleimpl_id=modimpl.id)
+                        }}">{{modimpl.module.titre_str()}}</a>
+                        </span>
+                        <span><a class="stdlink" href="{{
+                            url_for(
+                            'assiduites.signal_assiduites_group',
+                            scodoc_dept=formsemestre.departement.acronym,
+                            formsemestre_id=formsemestre.id,
+                            moduleimpl_id=modimpl.id,
+                            )}}"><img height="28px" src="{{scu.STATIC_DIR}}/icons/absences.svg"
+                                title="saisir absences" alt="saisir absences"/>
+                            </a>
+                        </span>
+                    </div>
+                {% else %}
+                    <div class="empty">pas de modules</div>
+                {% endfor %}
                 </div>
-            {% else %}
-                <div class="empty">pas de modules</div>
-            {% endfor %}
             </div>
+        {% endfor %}
         </div>
     {% endfor %}
-    </div>
 </div>
 
 {% endblock app_content %}
diff --git a/app/views/user_board.py b/app/views/user_board.py
index 8f2e75ea..9b45ad97 100644
--- a/app/views/user_board.py
+++ b/app/views/user_board.py
@@ -12,8 +12,9 @@ from app.decorators import (
     scodoc,
     permission_required,
 )
-from app.models import FormSemestre
+from app.models import Departement, FormSemestre
 from app.scodoc.sco_permissions import Permission
+from app.scodoc import sco_preferences
 from app.scodoc import sco_utils as scu
 from app.views import scolar_bp as bp
 from app.views import ScoData
@@ -25,13 +26,23 @@ from app.views import ScoData
 def user_board(user_name: str):
     """Tableau de bord utilisateur: liens vers ses objets"""
     user = User.query.filter_by(user_name=user_name).first_or_404()
-    formsemestres, modimpls_by_formsemestre = FormSemestre.get_user_formsemestres_annee(
-        user
-    )
+    (
+        formsemestres_by_dept,
+        modimpls_by_formsemestre,
+    ) = FormSemestre.get_user_formsemestres_annee_by_dept(user)
+    dept_names = {
+        dept_id: sco_preferences.get_preference("DeptName", dept_id=dept_id)
+        for dept_id in formsemestres_by_dept
+    }
+    dept_names_sorted = {
+        dept_id: dept_name
+        for (dept_id, dept_name) in sorted(dept_names.items(), key=lambda x: x[1])
+    }
     # TODO: le calendrier avec ses enseignements
     return render_template(
         "user_board/user_board.j2",
-        formsemestres=formsemestres,
+        dept_names=dept_names_sorted,
+        formsemestres_by_dept=formsemestres_by_dept,
         modimpls_by_formsemestre=modimpls_by_formsemestre,
         sco=ScoData(),
         title=f"{user.get_prenomnom()}: tableau de bord",