diff --git a/module/map_detection/grid_info.py b/module/map_detection/grid_info.py
index 99fa12c05..eb9432610 100644
--- a/module/map_detection/grid_info.py
+++ b/module/map_detection/grid_info.py
@@ -156,6 +156,12 @@ class GridInfo:
         Returns:
             bool: If success.
         """
+        if info.is_caught_by_siren:
+            if self.is_sea:
+                self.is_fleet = True
+                self.is_caught_by_siren = True
+            else:
+                return False
         if info.is_fleet:
             if self.is_sea:
                 self.is_fleet = True
diff --git a/module/map_detection/grid_predictor.py b/module/map_detection/grid_predictor.py
index f157de51d..b10c3fc72 100644
--- a/module/map_detection/grid_predictor.py
+++ b/module/map_detection/grid_predictor.py
@@ -64,6 +64,7 @@ class GridPredictor:
         self.is_fleet = self.predict_fleet()
         self.is_mystery = self.predict_mystery()
         self.is_current_fleet = self.predict_current_fleet()
+        # self.is_caught_by_siren = self.predict_caught_by_siren()
 
         if self.enemy_genre:
             self.is_enemy = True
@@ -182,6 +183,10 @@ class GridPredictor:
         image = color_similarity_2d(image, color=(255, 255, 255))
         return TEMPLATE_FLEET_AMMO.match(image)
 
+    def predict_caught_by_siren(self):
+        image = self.relative_crop((-1, -1.5, 1, 0.5), shape=(120, 120))
+        return TEMPLATE_CAUGHT_BY_SIREN.match(image, similarity=0.6)
+
     def predict_mystery(self):
         """
         Returns: