Become a Certified Extended Range Cavern Diver with SSI

The SSI Extended Range Cavern Diving program gives you a small glimpse into the exciting world of cave diving. As an SSI Extended Range Cavern diver, you will learn how to use cavern diving equipment, gas management concepts, and buddy team skills to safely conduct cavern penetration dives. The SSI Extended Range Cavern Diving program trains you to dive in caverns within the daylight zone to a maximum depth of 40 meters.

From the grandest Mexican cenotes to vast caverns, becoming a cavern diver allows you to experience it all. Start the SSI Extended Range Cavern Diving program online today!

This program provides divers with the training necessary to:

• Independently plan and conduct cavern penetration dives,
  
• Using specialized equipment,
  
• Using the Rule of Sixths concept of gas management,
  
• To a maximum depth of 40 meters,
  
• Within the daylight zone,
  
• With single-line navigation,
  
• With an equally- or more-qualified dive buddy.
  

Have logged at least:

• 24 total dives
  

Have the following SSI certifications or an equivalent from a recognized training agency:

• Open Water Diver
  

For students using a twinset configuration (in addition to the above):
Have at least one (1) of the following SSI certifications or an equivalent from a recognized training agency:

• Extended Range Foundations (Twinset)
  
• Extended Range
  

For students using a sidemount configuration (in addition to the above):
Have the following SSI certifications or an equivalent from a recognized training agency:

• Recreational Sidemount Diving
  

What's Included:

• SSI Digital Training Materials
  
• Academic Session
• Dry Land Training Session
• Confined Water Training Sessions
• 4 Open Water Training Dives

What's non included:

• Equipment
• Nitrox and Trimix