diff --git a/data/fields/seamark/beacon_isolated_danger/shape.json b/data/fields/seamark/beacon_isolated_danger/shape.json
index b62f6546..c047eef6 100644
--- a/data/fields/seamark/beacon_isolated_danger/shape.json
+++ b/data/fields/seamark/beacon_isolated_danger/shape.json
@@ -1,5 +1,41 @@
 {
     "key": "seamark:beacon_isolated_danger:shape",
     "type": "combo",
-    "label": "Shape"
+    "label": "Shape",
+    "strings": {
+        "options": {
+            "pile": {
+                "title": "Pile Beacon",
+                "description": "A long, heavy pile or section of metal, wood or concrete, driven into the seabed, used as a navigational aid."
+            },
+            "stake": {
+                "title": "Stake",
+                "description": "An elongated wood or metal stake, embedded in the bottom of the sea, used as a navigational aid."
+            },
+            "pole": {
+                "title": "Pole",
+                "description": "An elongated wood or metal pole, embedded in the bottom of the sea, used as a navigational aid."
+            },
+            "withy": {
+                "title": "Withy",
+                "description": "A tree without roots stuck or spoiled into the bottom of the sea, used as a navigational aid."
+            },
+            "tower": {
+                "title": "Beacon Tower",
+                "description": "A solid structure of the order of 10 meters in height, used as a navigational aid."
+            },
+            "lattice": {
+                "title": "Lattice Beacon",
+                "description": "A lattice structure of the order of 10 meters in height, used as a navigational aid."
+            },
+            "cairn": {
+                "title": "Cairn",
+                "description": "A mound of stones, usually conical or pyramidal, used as a navigational aid."
+            },
+            "buoyant": {
+                "title": "Buoyant Beacon",
+                "description": "A floating structure secured to a seabed sinker, used as a navigational aid."
+            }
+        }
+    }
 }