diff --git a/backend/bloom/infra/repositories/repository_vessel.py b/backend/bloom/infra/repositories/repository_vessel.py
index c82b5c37..6d25a066 100644
--- a/backend/bloom/infra/repositories/repository_vessel.py
+++ b/backend/bloom/infra/repositories/repository_vessel.py
@@ -15,6 +15,18 @@ def __init__(
     ) -> Callable[..., AbstractContextManager]:
         self.session_factory = session_factory
 
+    def get_vessel_types(self, session: Session) -> list[str]:
+        stmt = select(sql_model.Vessel.type).select_from(sql_model.Vessel).distinct()
+        return [i for i in session.execute(stmt).scalars()]
+    
+    def get_vessel_length_classes(self, session: Session) -> list[str]:
+        stmt = select(sql_model.Vessel.length_class).select_from(sql_model.Vessel).distinct()
+        return [i for i in session.execute(stmt).scalars()]
+    
+    def get_vessel_countries(self, session: Session) -> list[str]:
+        stmt = select(sql_model.Vessel.country_iso3).select_from(sql_model.Vessel).distinct()
+        return [i for i in session.execute(stmt).scalars()]
+
     def get_vessel_by_id(self, session: Session, vessel_id: int) -> Union[Vessel, None]:
         return session.get(sql_model.Vessel, vessel_id)
 
diff --git a/backend/bloom/routers/v1/vessels.py b/backend/bloom/routers/v1/vessels.py
index 3313ae8b..39ad8af7 100644
--- a/backend/bloom/routers/v1/vessels.py
+++ b/backend/bloom/routers/v1/vessels.py
@@ -13,6 +13,38 @@
 router = APIRouter()
 
 
+@router.get("/vessels/types")
+async def list_vessel_types(request: Request, # used by @cache
+                       key: str = Depends(X_API_KEY_HEADER)):
+    check_apikey(key)
+    use_cases = UseCases()
+    vessel_repository = use_cases.vessel_repository()
+    db = use_cases.db()
+    with db.session() as session:
+        return vessel_repository.get_vessel_types(session)
+
+
+@router.get("/vessels/classes")
+async def list_vessel_classes(request: Request, # used by @cache
+                       key: str = Depends(X_API_KEY_HEADER)):
+    check_apikey(key)
+    use_cases = UseCases()
+    vessel_repository = use_cases.vessel_repository()
+    db = use_cases.db()
+    with db.session() as session:
+        return vessel_repository.get_vessel_length_classes(session)
+
+@router.get("/vessels/countries")
+async def list_vessel_countries(request: Request, # used by @cache
+                       key: str = Depends(X_API_KEY_HEADER)):
+    check_apikey(key)
+    use_cases = UseCases()
+    vessel_repository = use_cases.vessel_repository()
+    db = use_cases.db()
+    with db.session() as session:
+        return vessel_repository.get_vessel_countries(session)
+
+
 @router.get("/vessels")
 @cache
 async def list_vessels(request: Request, # used by @cache
diff --git a/backend/bloom/routers/v1/zones.py b/backend/bloom/routers/v1/zones.py
index 00c4b2c5..96b184c1 100644
--- a/backend/bloom/routers/v1/zones.py
+++ b/backend/bloom/routers/v1/zones.py
@@ -58,7 +58,7 @@ async def list_zones_summary(request: Request,
     return result
 
 
-@router.get("/zones/all/categories")
+@router.get("/zones/categories")
 @cache
 async def list_zone_categories(request: Request, nocache: bool = False, key: str = Depends(X_API_KEY_HEADER)):
     check_apikey(key)
@@ -66,8 +66,7 @@ async def list_zone_categories(request: Request, nocache: bool = False, key: str
     zone_repository = use_cases.zone_repository()
     db = use_cases.db()
     with db.session() as session:
-        json_data = [ZoneListView(**z.model_dump_json())
-                     for z in zone_repository.get_all_zone_categories(session)]
+        json_data = [z for z in zone_repository.get_all_zone_categories(session)]
         return json_data