diff --git a/app/models.py b/app/models.py
index 63559ca..b95fa43 100644
--- a/app/models.py
+++ b/app/models.py
@@ -156,6 +156,30 @@ class Resource(models.Model):
         ("****", "****"),
         ("*****", "*****"),
     )
+    TYPE_CHOICES = (
+        (""                    ,""                    ),
+        ("Atlas"               ,"Atlas"               ),
+        ("Book"                ,"Book"                ),
+        ("Book chapter"        ,"Book chapter"        ),
+        ("Case study"          ,"Case study"          ),
+        ("Conservation project","Conservation project"),
+        ("Dataset"             ,"Dataset"             ),
+        ("Development project" ,"Development project" ),
+        ("Journal article"     ,"Journal article"     ),
+        ("LTER"                ,"LTER"                ),
+        ("Map"                 ,"Map"                 ),
+        ("Network"             ,"Network"             ),
+        ("PEGASuS"             ,"PEGASuS"             ),
+        ("Presentation"        ,"Presentation"        ),
+        ("Report"              ,"Report"              ),
+        ("Research project"    ,"Research project"    ),
+        ("Research Site"       ,"Research Site"       ),
+        ("Thesis"              ,"Thesis"              ),
+        ("Video"               ,"Video"               ),
+        ("Website"             ,"Website"             ),
+        ("Working Group"       ,"Working Group"       ),
+    )
+
     id = models.AutoField(primary_key=True)
     source_id = models.IntegerField(blank=True, null=True)
     title = models.TextField(blank=True, null=True)
@@ -163,7 +187,7 @@ class Resource(models.Model):
     citation = models.TextField(blank=True, null=True)
     abstract = models.TextField(blank=True, null=True)
 
-    type = models.TextField(blank=True, null=True)
+    type = models.TextField(blank=True, null=True, choices=TYPE_CHOICES)
     author_keywords = models.TextField(blank=True, null=True)
     lat = models.TextField(blank=True, null=True)
     lon = models.TextField(blank=True, null=True)