After you've selected your location in the search bar you can filter the listings by Verified users only.  This will show you only listings with Skippers who have had their ID verified.

1. Click on “Verified” and select “Verified Skippers only”.

For mobile/tablet users: 

1. Click on "Filters"   

2. Scroll down to "Verified". Select Verified Skippers only and click on "Show X boats".

Verified users will have this badge displayed on their Profile picture and Listings.