diff --git a/nuxt.config.js b/nuxt.config.js
index ed5998c..a3a6dbe 100644
--- a/nuxt.config.js
+++ b/nuxt.config.js
@@ -184,7 +184,8 @@ export default {
       domain: process.env.PLAUSIBLE_DOMAIN,
       apiHost: process.env.PLAUSIBLE_API_HOST,
       hashMode: false,
-      enableAutoOutboundTracking: true
+      enableAutoOutboundTracking: true,
+      trackLocalhost: false
     }
   },
 
diff --git a/pages/tree.vue b/pages/tree.vue
index fbb43b4..c9ef6d3 100644
--- a/pages/tree.vue
+++ b/pages/tree.vue
@@ -315,6 +315,7 @@
                     dense
                     hide-details
                     label="Bergey's Manual"
+                    @click="onShowBergeysUrl"
                   >
                     <template v-slot:append>
                       <TreePopUpBergeysHelp class="ml-3 my-auto"></TreePopUpBergeysHelp>
@@ -580,6 +581,12 @@ export default Vue.extend({
         return this.openTreeToTaxon(this.$route.query.r.toString());
       }
     },
+
+    onShowBergeysUrl() {
+      if (this.showBergeysUrl) {
+        this.$plausible.trackEvent("Show Bergey's Manual");
+      }
+    },
   },
   mounted() {
     this.$accessor.tree.initTreeState();
diff --git a/plugins/vue-plausible.ts b/plugins/vue-plausible.ts
new file mode 100644
index 0000000..75627ed
--- /dev/null
+++ b/plugins/vue-plausible.ts
@@ -0,0 +1,6 @@
+import Vue from 'vue'
+import { VuePlausible } from 'vue-plausible'
+
+Vue.use(VuePlausible, {
+  // see configuration section
+})