--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadData.java	Thu Sep 04 16:25:06 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadData.java	Thu Sep 04 17:33:01 2014 +0200
@@ -211,21 +211,13 @@
         }
 
         public void setPrev(Station prev) {
-            this.prev = next;
+            this.prev = prev;
         }
 
         public Station getPrev() {
             return prev;
         }
 
-        public Station getNext(boolean isKMUp) {
-            return isKMUp ? getNext() : getPrev();
-        }
-
-        public Station getPrev(boolean isKMUp) {
-            return isKMUp ? getPrev() : getNext();
-        }
-
         public void merge(Station other) {
             this.type |= other.type;
             for (int i = 0, N = grainFractions.size(); i < N; ++i) {
@@ -250,8 +242,8 @@
             return a;
         }
 
-        public Station nextByType(int type, boolean isKMUp) {
-            for (Station curr = this; curr != null; curr = curr.getNext(isKMUp)) {
+        public Station nextByType(int type) {
+            for (Station curr = this; curr != null; curr = curr.getNext()) {
                 if (curr.isType(type)) {
                     return curr;
                 }
@@ -259,8 +251,8 @@
             return null;
         }
 
-        public Station prevByType(int type, boolean isKMUp) {
-            for (Station curr = this; curr != null; curr = curr.getPrev(isKMUp)) {
+        public Station prevByType(int type) {
+            for (Station curr = this; curr != null; curr = curr.getPrev()) {
                 if (curr.isType(type)) {
                     return curr;
                 }
@@ -350,15 +342,15 @@
     public SedimentLoadData() {
     }
 
-    public SedimentLoadData(Collection<Station> stations) {
-        setStations(stations);
+    public SedimentLoadData(Collection<Station> stations, boolean kmUp) {
+        setStations(stations, kmUp);
     }
 
     public Station[] getStations() {
         return stations;
     }
 
-    public void setStations(Collection<Station> stations) {
+    public void setStations(Collection<Station> stations, boolean kmUp) {
         TreeMap<Double, Station> same =
             new TreeMap<Double, Station>(EpsilonComparator.CMP);
 
@@ -376,13 +368,21 @@
         for (Station station: same.values()) {
             this.stations[i++] = station;
         }
-        wireNeighbors();
+        wireNeighbors(kmUp);
     }
 
-    private void wireNeighbors() {
-        for (int i = 1; i < stations.length; ++i) {
-            stations[i-1].setNext(stations[i]);
-            stations[i].setPrev(stations[i-1]);
+    private void wireNeighbors(boolean kmUp) {
+        if (kmUp) {
+            for (int i = stations.length - 1; i > 0; --i) {
+                stations[i].setNext(stations[i-1]);
+                stations[i-1].setPrev(stations[i]);
+            }
+        }
+        else {
+            for (int i = 1; i < stations.length; ++i) {
+                stations[i-1].setNext(stations[i]);
+                stations[i].setPrev(stations[i-1]);
+            }
         }
     }