Index: bp-blogs-functions.php
===================================================================
--- bp-blogs-functions.php	(revision 7736)
+++ bp-blogs-functions.php	(working copy)
@@ -618,6 +618,7 @@
 	do_action( 'bp_blogs_remove_post', $blog_id, $post_id, $user_id );
 }
 add_action( 'delete_post', 'bp_blogs_remove_post' );
+add_action( 'trashed_post', 'bp_blogs_remove_post' );
 
 /**
  * Remove a blog comment activity item from the activity stream.