Sienna Watersport.com has been setup for sharing more info about Scubadiving, Freediving, Underwaterphotography and products used in these disciplines.

My name is Jeffrey Kost , living on Aruba , owner of Happy Divers Aruba and work as an Scuba instructor and Freedive instructor on the island . Practising underwaterphotography in these areas aswell a lot.

With 15 + years experience and knowledge of watersports in general aswell , it is time to share.

I want to write about interesting common subjects, testing of products and stories in my life as a Scubainstructor.

For questions or if you want to be featured in my BLOG with your product , send an email to info@siennawatersport.com