--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/vegetationzones/VegetationZonesCalculation.java	Tue May 29 11:38:13 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/vegetationzones/VegetationZonesCalculation.java	Tue May 29 15:19:03 2018 +0200
@@ -15,7 +15,7 @@
 
 import org.apache.commons.lang.math.DoubleRange;
 import org.dive4elements.artifacts.CallContext;
-import org.dive4elements.river.artifacts.access.RiverAccess;
+import org.dive4elements.river.artifacts.access.RangeAccess;
 import org.dive4elements.river.artifacts.common.ResultRow;
 import org.dive4elements.river.artifacts.model.Calculation;
 import org.dive4elements.river.artifacts.model.CalculationResult;
@@ -45,9 +45,9 @@
         final String user = CalculationUtils.findArtifactUser(this.context, uinfo);
 
         // FIXME: remove, check other states as well
-        final RiverAccess access = new RiverAccess(uinfo);
+        final RangeAccess access = new RangeAccess(uinfo);
         final River river = access.getRiver();
-        final DoubleRange calcRange = null;
+        final DoubleRange calcRange = access.getRange();
         final RiverInfo riverInfo = new RiverInfo(river);
 
         final VegetationzonesAccess vAccess = new VegetationzonesAccess(uinfo);