diff --git a/app/admin.py b/app/admin.py
index 8b1662a..c4e7a02 100644
--- a/app/admin.py
+++ b/app/admin.py
@@ -6,11 +6,23 @@ class PersonAdmin(admin.ModelAdmin):
     search_fields = ['title', 'first_name', 'last_name', 'organisation', 'position', 'country', 'contact_email']
 
 
+class ResourceAdmin(admin.ModelAdmin):
+    search_fields = ['title', 'url', 'citation', 'abstract']
+
+
+class RangeAdmin(admin.ModelAdmin):
+    search_fields = ['name', 'countries']
+
+
+class FieldAdmin(admin.ModelAdmin):
+    search_fields = ['name']
+
+
 # Register your models here.
 admin.site.register(Person, PersonAdmin)
-admin.site.register(Resource)
-admin.site.register(Range)
+admin.site.register(Resource, ResourceAdmin)
+admin.site.register(Range, RangeAdmin)
 admin.site.register(Method)
 admin.site.register(Scale)
 admin.site.register(Taxon)
-admin.site.register(Field)
+admin.site.register(Field, FieldAdmin)