diff --git a/_data/sidebars/sidebar_ioos.yml b/_data/sidebars/sidebar_ioos.yml
index 6633751..399e642 100644
--- a/_data/sidebars/sidebar_ioos.yml
+++ b/_data/sidebars/sidebar_ioos.yml
@@ -48,10 +48,6 @@ entries:
       url: /index.html#ioos-controlled-vocabularies
       output: web
 
-    - title: Passive Acoustics Metadata
-      url: /index.html#passive-acoustics-metadata
-      output: web
-
 
   - title: Software, Tools, and Projects
     output: web, pdf
diff --git a/_docs/index.md b/_docs/index.md
index 723ea2c..39ff138 100644
--- a/_docs/index.md
+++ b/_docs/index.md
@@ -66,11 +66,7 @@ A [collection](http://ioos.github.io/animal-telemetry/) of documents describing
 * [IOOS Animal Acoustic Telemetry (AAT) Data Project](http://ioos.github.io/animal-telemetry/aat_data_ioostech_wiki/).
 -->
 
-### **Passive Acoustics Metadata**
-The Metadata Convention for Passive Acoustic Recording defines metadata that supports the mission of the National Oceanic and Atmospheric Administration (NOAA) for acquisition, archiving, and dissemination of ocean passive acoustic data.
-* [Metadata Convention for Passive Acoustic Recording](https://ioos.github.io/passive-acoustics/)
-
-<br><br>
+<br>
 
 
 ## **Software, Tools, and Projects**