Course overview

Get the SSI Enriched Air Nitrox certification on Gili Trawangan and lengthen your bottom time across the island's turtle and reef sites. Through SSI's digital academics you learn to analyse blends and plan nitrox dives, which suits extended exploration of warm 27-29°C reefs like Turtle Heaven.

What you’ll learn

• Understand enriched air and its advantages over regular air
• Analyse cylinder oxygen content and set maximum operating depth
• Calculate extended no-decompression limits with nitrox tables or computer
• Stay within oxygen partial-pressure limits
• Plan and log nitrox dives on Gili reefs

Prerequisites

• Minimum age 12 (Junior)
• SSI Open Water Diver or equivalent
• No prior nitrox experience required
• Diver medical clearance where required

What's included · What's not

Not included? Sort the rest of your trip

Flights and accommodation aren’t part of the course price, here’s how to book them around your dates.

Probability of sightings · month-by-month

What you're likely to see each month, based on historic operator logs.

Day-by-day itinerary

1. Day1
   Theory, analysis & certification

   Work through SSI nitrox academics, practise analysing cylinders and setting MOD, then certify, with optional nitrox dives on Gili reefs.

Verified through iDive

Every partner school in the iDive network is vetted on safety, instructor credentials, equipment standards and student feedback. Talk to a iDive dive pro on WhatsApp for current availability and reviews specific to Gili Trawangan.

Frequently asked questions