diff --git a/backend/src/main/java/uk/co/neviyn/Observations/resources/ObservationResource.java b/backend/src/main/java/uk/co/neviyn/Observations/resources/ObservationResource.java
index ae096bf..88a50bb 100644
--- a/backend/src/main/java/uk/co/neviyn/Observations/resources/ObservationResource.java
+++ b/backend/src/main/java/uk/co/neviyn/Observations/resources/ObservationResource.java
@@ -1,19 +1,5 @@
 package uk.co.neviyn.Observations.resources;
 
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
-import java.util.stream.Collectors;
-import javax.validation.Valid;
-import javax.validation.constraints.NotNull;
-import javax.ws.rs.Consumes;
-import javax.ws.rs.GET;
-import javax.ws.rs.POST;
-import javax.ws.rs.Path;
-import javax.ws.rs.PathParam;
-import javax.ws.rs.Produces;
-import javax.ws.rs.core.MediaType;
-
 import io.dropwizard.hibernate.UnitOfWork;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -30,6 +16,14 @@ import uk.co.neviyn.Observations.dao.ObservationDao;
 import uk.co.neviyn.Observations.dao.SiteDao;
 import uk.co.neviyn.Observations.dao.TutorDao;
 
+import javax.validation.Valid;
+import javax.validation.constraints.NotNull;
+import javax.ws.rs.*;
+import javax.ws.rs.core.MediaType;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
 @RequiredArgsConstructor
 @Produces(MediaType.APPLICATION_JSON)
 @Consumes(MediaType.APPLICATION_JSON)
@@ -77,6 +71,17 @@ public class ObservationResource {
   @Path("/average/all/chartjs")
   @GET
   public AverageStatsChartJs averageStatsChartJs(){
-    return new AverageStatsChartJs(dao.averageStatsForAll());
+    return new AverageStatsChartJs(averageObservationScores());
+  }
+
+  @Path("/average/{id}")
+  public List<AverageStats> averageObservationScoresForSite(@PathParam("id") long siteId) {
+    Site site = siteDao.get(siteId);
+    return dao.averageStatsForSite(site);
+  }
+
+  @Path("/average/{id}/chartjs")
+  public AverageStatsChartJs averageObservationScoresForSiteChartJs(@PathParam("id") long siteId) {
+    return new AverageStatsChartJs(averageObservationScoresForSite(siteId));
   }
 }