Freediving is quickly growing into one of the most popular water activities in the world. It's among one of the best things to do on Catalina Island. Catalina Scuba has one of the best freediving and underwater photography instructors in the world. John Kowitz combines his background in freediving, love for the ocean, and passion for photography to capture stunning underwater images.  John is a freediving instructor, has worked as a spearfishing guide in Maui, as well as a