Index: trunk/data/defaultpresets.xml
===================================================================
--- trunk/data/defaultpresets.xml	(revision 9090)
+++ trunk/data/defaultpresets.xml	(revision 9091)
@@ -2261,4 +2261,8 @@
             <key key="waterway" value="turning_point" />
         </item> <!-- Turning Point -->
+        <item name="Buoy" icon="styles/standard/nautical/buoy.svg" type="node" preset_name_label="true">
+            <link href="http://wiki.openstreetmap.org/wiki/Tag:seamark=buoy" />
+            <key key="seamark" value="buoy" />
+        </item> <!-- Buoy -->
         <separator/>
         <item name="Slipway" icon="styles/standard/nautical/slipway.png" type="node,way" preset_name_label="true">