Jonathan Castle's Page

For divers interested in exploring new or unique dive sites in the Pacific Northwest. Membership is open to all skill and experience levels, technical and recreational. Dives range from 40’ to 200’ and deeper...overhead and non-overhead

For those wanting to follow the exploration of flooded mines in Washington state.

The Essentials of Recreational Diving course is designed to improve recreational divers' comfort, skills, safety and confidence, regardless of skill or experience level, in a safe and fun learning environment.It's a non-evaluation class, allowing the student to learn new knowledge and skills without the pressure of passing or failing. Additionally, equipment requirements are minimal, to prevent a large upfront cost of gear purchases for the student.Essentials is a common entry point for…See More

Created for divers in the Seattle Area

A group dedicated to the UTD Equipment Configuration. This group is monitored by all UTD instructors, so please review and ask as many questions as you would like.