What you will do

Start by purchasing the SSI specialty course materials online. After that, contact Scuba Tulum so we can confirm your goals, prerequisites, and schedule the dives or instructor sessions required for your specialty.

Purchase materialsBuy the SSI specialty course materials online so your digital learning can be assigned.

Contact Scuba TulumSend us your certification level, goals, and travel dates so we can confirm the correct specialty and schedule.

Complete theoryWork through the SSI learning materials and instructor briefing before the in-water portion.

Schedule training divesComplete the required dives or practical sessions with coaching, feedback, and certification processing where applicable.

What is included

SSI digital course materials
Specialty path guidance
Scheduling support for dives
Instructor briefings
Skill-focused training where required
Certification processing where applicable

Popular SSI specialties

Choose the focus that matches your next dive goal

Enriched Air Nitrox

Learn how enriched air changes oxygen exposure, no-decompression planning, analyzer use, cylinder labeling, computer settings, and practical gas decisions for repetitive dive days.

Plan dives with enriched air up to SSI recreational limits
Understand oxygen exposure and maximum operating depth
Useful for travel and multi-dive schedules

Night Diving and Limited Visibility

Build the skills to dive after sunset or in lower visibility with a clear plan for lights, buddy positioning, entries, exits, communication, and controlled navigation.

Light handling and communication
Buddy awareness in darkness or reduced visibility
Preparation for guided night reef dives

Navigation

Practice compass use, natural navigation, distance estimation, route planning, and return-point awareness so unfamiliar sites feel less disorienting.

Compass patterns and reciprocal headings
Natural references and route planning
Better awareness as a dive buddy

Perfect Buoyancy

Refine weighting, trim, breathing control, hovering, finning, and small corrections so dives feel calmer, cleaner, and easier on fragile environments.

Weighting and trim review
Hovering and breathing control
Strong preparation for cenotes and reef dives

Good fit for this course

Use this page to purchase the course materials and understand the available specialty paths. Contact us before or after purchase so we can confirm prerequisites and book the in-water specialty sessions.

Certified divers
Skill-specific goals
Nitrox, Deep, Buoyancy, and more
Good before travel or cenotes

Frequently asked questions

What am I purchasing online?

You are purchasing SSI specialty course materials. The in-water specialty dives or instructor sessions are scheduled separately with Scuba Tulum.

Which specialty should I choose?

It depends on your experience and goals. Contact us before or after purchasing materials if you are choosing between several options.

Do all specialties require dives?

No. Timing, prerequisites, and dive requirements vary by specialty. We will confirm what your chosen specialty needs before scheduling.

Can specialties be combined?

Sometimes. Ask us before scheduling if you want to combine training or complete more than one specialty during the same trip.

Sharpen the specific skills that make your dives better.