diff --git a/.travis.yml b/.travis.yml
index 895b134..de8dc13 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ branches:
   only:
     - master
 node_js:
-  - "6"
+  - "9"
 sudo: required
 dist: trusty
 addons:
diff --git a/app/components/collection/detail-container.js b/app/components/collection/detail-container.js
index 28057bb..66f9ba1 100644
--- a/app/components/collection/detail-container.js
+++ b/app/components/collection/detail-container.js
@@ -22,7 +22,7 @@ export default Component.extend({
     { label: 'Species', valuePath: 'species.commonName' },
     { label: 'Count', valuePath: 'count' },
     { label: 'Count Estimated?', valuePath: 'countEstimated' },
-    { label: 'Sex', valuePath: 'sex' },
+    { label: 'Sex', valuePath: 'sex.name' },
   ],
 
   envMeasColumns: [
diff --git a/app/controllers/collections/create.js b/app/controllers/collections/create.js
index beb3511..9234268 100644
--- a/app/controllers/collections/create.js
+++ b/app/controllers/collections/create.js
@@ -16,7 +16,8 @@ export default Controller.extend(ValidationMixin, {
 
   options: computed('projectOptions', 'studyLocationOptions',
                     'collectionTypeOptions', 'collectionMethodOptions',
-                    'speciesOptions', 'adfgPermitOptions', function() {
+                    'speciesOptions', 'adfgPermitOptions', 'sexOptions',
+                    function() {
     return {
       projects: this.get('projectOptions'),
       studyLocations: this.get('studyLocationOptions'),
@@ -24,6 +25,7 @@ export default Controller.extend(ValidationMixin, {
       collectionMethods: this.get('collectionMethodOptions'),
       species: this.get('speciesOptions'),
       adfgPermits: this.get('adfgPermitOptions'),
+      sexes: this.get('sexOptions'),
     };
   }),
 
diff --git a/app/controllers/collections/detail/edit.js b/app/controllers/collections/detail/edit.js
index 309a93c..6133707 100644
--- a/app/controllers/collections/detail/edit.js
+++ b/app/controllers/collections/detail/edit.js
@@ -16,7 +16,8 @@ export default Controller.extend(ValidationMixin, {
 
   options: computed('projectOptions', 'studyLocationOptions',
                     'collectionTypeOptions', 'collectionMethodOptions',
-                    'speciesOptions', 'adfgPermitOptions', function() {
+                    'speciesOptions', 'adfgPermitOptions', 'sexOptions',
+                    function() {
     return {
       projects: this.get('projectOptions'),
       studyLocations: this.get('studyLocationOptions'),
@@ -24,6 +25,7 @@ export default Controller.extend(ValidationMixin, {
       collectionMethods: this.get('collectionMethodOptions'),
       species: this.get('speciesOptions'),
       adfgPermits: this.get('adfgPermitOptions'),
+      sexes: this.get('sexOptions'),
     };
   }),
 
diff --git a/app/models/collection-species.js b/app/models/collection-species.js
index 72d7c55..5839d7c 100644
--- a/app/models/collection-species.js
+++ b/app/models/collection-species.js
@@ -3,7 +3,7 @@ import DS from 'ember-data';
 const { Model, attr, belongsTo } = DS;
 
 export default Model.extend({
-  sex:            attr('string'),
+  sex:            belongsTo('sex'),
   count:          attr('number'),
   countEstimated: attr('boolean', { defaultValue: false }),
 
diff --git a/app/models/sex.js b/app/models/sex.js
new file mode 100644
index 0000000..6f3b265
--- /dev/null
+++ b/app/models/sex.js
@@ -0,0 +1,8 @@
+import DS from 'ember-data';
+
+const { Model, attr } = DS;
+
+export default Model.extend({
+  name:      attr('string'),
+  sortOrder: attr('number'),
+});
diff --git a/app/routes/collections/create.js b/app/routes/collections/create.js
index f31deb6..a0d9830 100644
--- a/app/routes/collections/create.js
+++ b/app/routes/collections/create.js
@@ -12,6 +12,7 @@ export default Route.extend({
       collectionMethodOptions: store.findAll('collection-method'),
       speciesOptions: store.findAll('species'),
       adfgPermitOptions: store.findAll('adfg-permit'),
+      sexOptions: store.findAll('sex'),
     });
   },
 
diff --git a/app/routes/collections/detail/edit.js b/app/routes/collections/detail/edit.js
index 47edc53..7cd72a8 100644
--- a/app/routes/collections/detail/edit.js
+++ b/app/routes/collections/detail/edit.js
@@ -13,6 +13,7 @@ export default Route.extend({
       collectionMethodOptions: store.findAll('collection-method'),
       speciesOptions: store.findAll('species'),
       adfgPermitOptions: store.findAll('adfg-permit'),
+      sexOptions: store.findAll('sex'),
     });
   },
 
diff --git a/app/templates/components/collection/create-container.hbs b/app/templates/components/collection/create-container.hbs
index c0c9fa0..0167738 100644
--- a/app/templates/components/collection/create-container.hbs
+++ b/app/templates/components/collection/create-container.hbs
@@ -143,7 +143,15 @@
                   </td>
                   <td class="col-md-3">
                     {{#validated-field property='sex' changeset=cs.changeset}}
-                      {{input value=cs.changeset.sex}}
+                      {{#power-select
+                        options=options.sexes
+                        selected=cs.changeset.sex
+                        onchange=(action (mut cs.changeset.sex))
+                        searchField='name'
+                        as |sex|
+                      }}
+                        {{sex.name}}
+                      {{/power-select}}
                     {{/validated-field}}
                   </td>
                   <td class="col-md-2">
diff --git a/package.json b/package.json
index 426909c..9617213 100644
--- a/package.json
+++ b/package.json
@@ -54,5 +54,8 @@
   "engines": {
     "node": "^4.5 || 6.* || >= 7.*"
   },
-  "private": true
+  "private": true,
+  "dependencies": {
+    "npm": "^5.7.1"
+  }
 }