Index: /applications/editors/josm/plugins/seachart/src/render/Rules.java
===================================================================
--- /applications/editors/josm/plugins/seachart/src/render/Rules.java	(revision 35836)
+++ /applications/editors/josm/plugins/seachart/src/render/Rules.java	(revision 35837)
@@ -554,4 +554,5 @@
 			if (Renderer.zoom >= 12) {
 				String str = "";
+				String sep = ".";
 				if (hasAttribute(feature.type, Att.NATSUR)) {
 					ArrayList<NatSUR> surs = (ArrayList<NatSUR>) getAttList(feature.type, Att.NATSUR);
@@ -562,5 +563,6 @@
 					for (int i = 0; i < surs.size(); i++) {
 						if (!str.isEmpty()) {
-							str += ".";
+							str += sep;
+							sep = ".";
 						}
 						if (quas.size() > i) {
@@ -641,4 +643,6 @@
 							break;
 						default:
+							str = str.substring(0, str.length() - 1) + "/";
+							sep = "";
 							break;
 						}