diff --git a/ocean/transect/English_Channel_Deepen/transect.geojson b/ocean/transect/English_Channel_Deepen/transect.geojson
new file mode 100644
index 00000000..46fe4f59
--- /dev/null
+++ b/ocean/transect/English_Channel_Deepen/transect.geojson
@@ -0,0 +1,25 @@
+{
+    "type": "FeatureCollection",
+    "features": [
+        {
+            "type": "Feature",
+            "properties": {
+                "name": "English Channel Deepen",
+                "tags": "English_Channel_Deepen;Critical_Passage",
+                "object": "transect",
+                "component": "ocean",
+                "author": "Mark Petersen",
+                "depth": "120.0"
+            },
+            "geometry": {
+                "type": "LineString",
+                "coordinates": [
+                    [ -5.0, 49.4],
+                    [ -2.0, 50.0],
+                    [  0.0, 50.2],
+                    [  2.2, 51.5]
+                ]
+            }
+        }
+    ]
+}