SSI ITC Dive Resort Oceans 5 Blog

Fun Diving Around the Gili Islands: More Than a Training Ground

When divers talk about Indonesia, their minds often jump to places like Komodo, Raja Ampat, or Lembeh. Yet, sitting quietly between Lombok and Bali lies a diver’s paradise that is as underestimated as it is spectacular—the Gili Islands. Many people still believe the Gilis are only a training hub for beginners or a practice ground for instructor candidates. They imagine crowded dive sites, sandy bottoms, and nothing worth exploring once you are certified.

That misconception couldn’t be further from the truth.

The Gili Islands—Gili Trawangan, Gili Meno, and Gili Air—are nestled within the Gili Matra Marine Park, one of Indonesia’s officially protected marine areas. This status alone already sets the tone: conservation, regulation, and biodiversity. Whether you’re a new diver, a seasoned photographer, or an experienced technical diver, the Gilis offer something special for everyone. With more than 25 unique dive sites across dramatically different topographies, the islands are far from “just a classroom.” They are a living, breathing underwater world teeming with life—big and small, shallow and deep.

Let’s explore what fun diving around the Gili Islands truly has to offer.

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A Marine Park Full of Life

Many who dismiss the Gilis as “just a training area” have never truly explored the depth of what the marine park provides. The reefs around the three islands are healthy, colorful, and surprisingly diverse. Because the Gili Matra Marine Park imposes conservation rules, local dive centers participate in reef monitoring, waste reduction, and marine park fees that contribute to long-term protection.

As a result, divers can enjoy coral slopes, rubble patches full of surprises, deep reefs, cleaning stations, wrecks, walls, and drift dives—all within a short boat ride. No site is further than 10–20 minutes away, which means divers can comfortably explore several in one day without long travel times.

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Something for Every Certification Level

One of the biggest strengths of the Gili Islands is accessibility. Unlike many destinations that require long boat crossings or advanced certifications to see something worthwhile, the Gilis deliver an abundance of marine life in waters suitable for all levels.

Beginner-Friendly Sites

Many reefs offer gentle slopes, mild currents, and good visibility. Open Water divers can enjoy coral gardens filled with butterflyfish, angelfish, damselfish, parrotfish, wrasse, sweetlips, and juvenile reef species. Drift dives are smooth, relaxed, and ideal for building experience under guidance.

Advanced & Adventure Divers

For those who want more excitement, the Gilis deliver deeper reefs, swim-throughs, walls, stronger currents, and shark encounters. Sites on the north and west of Gili Trawangan or Gili Meno often offer sightings of blacktip and whitetip reef sharks, large trevallies, schools of fusiliers, eagle rays, and the occasional mobula.

Wreck & Specialty Lovers

Not one, but two wreck dives are available—and both offer fun, accessible exploration.

1. The Bounty Wreck (Southwest Gili Meno)
   Once a wooden jetty, this structure sunk years ago and is now encrusted with coral, sponges, and surrounded by fish life. Batfish, lionfish, moray eels, shrimps, and fans of underwater photography love it. Depth ranges between 10–16 meters, making it perfect for Open Water divers and beyond.
2. The Glenn Nusa Wreck (North of Gili Trawangan)
   This sunken tugboat lies on the deeper side of recreational diving, usually between 22–30 meters. It is covered in soft and hard corals and surrounded by jacks, snappers, batfish, groupers, and occasionally reef sharks. The wreck is atmospheric, exciting, and full of life.

Technical Diving

The Gilis also cater to tech divers. Deeper slopes, walls, and drop-offs allow for decompression diving around canyons and untouched reef sections. The clear water and easy logistics make it a convenient base for tech divers building experience or exploring beyond recreational limits.

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Turtles: The Icon of the Gili Islands

If there is one creature that defines diving around the Gilis, it is the turtle. The islands are world-famous for their large populations of green and hawksbill turtles. Unlike many other destinations where spotting one turtle is a highlight, here they are a part of nearly every dive.

Divers can encounter them resting on coral, gliding above reefs, visiting cleaning stations, or lazily drifting with the current. It is not uncommon to see five, ten, or even twenty in a single dive—especially around Gili Trawangan and Gili Meno.

For photographers, new divers, and families, it creates unforgettable memories. For experienced divers, it is still pure magic.

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Sharks and Pelagics

Many divers assume sharks are only found in Indonesia’s more remote regions. Yet, whitetip and blacktip reef sharks are regularly spotted around the Gilis, particularly on the western and northern sites of Gili Trawangan. Sites like Shark Point or Deep Turbo often deliver encounters with one or several individuals.

You may also see schools of trevallies, giant travellies on the hunt, barracuda, eagle rays, and sometimes even larger visitors cruising through.

And because currents can vary from mild to strong depending on tides and site choice, underwater action can be as relaxed or as thrilling as you want it to be.

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The Macro Magic Hidden in Plain Sight

While many divers think of the Gilis as a “big stuff” destination, the macro life is a well-kept secret. In certain sandy bays, harbors, and rubble slopes, an entire universe of tiny creatures lives quietly beneath the surface. These sites are often overlooked by large dive centers that prefer the classic circuit of popular dive spots.

But those who take the time to explore are rewarded with incredible detail.

Top macro sites include:

• Mentigi
• Seahorse Bay
• Teluk Nara
• Hans Reef
• The Harbor of Gili Air

These areas are macro heaven, especially for photographers and critter hunters. Frogfish hide in sponges, mimic and coconut octopus roam the sand, pipefish slither along corals, and nudibranchs of every color are everywhere once you start looking. Seahorses, ghost pipefish, leaf scorpionfish, bobtail squid, shrimps, and crabs appear in all shapes and sizes.

This combination—large megafauna like turtles and sharks plus world-class macro—makes the Gilis an unusually versatile dive destination.

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Why Some Divers Miss the Best Sites

The misconception that “the Gilis are only good for training” often comes from divers who only did a few dives in crowded, shallow, and well-worn training areas. Many dive centers stick to the same four or five popular sites day after day. They focus on logistics, not exploration.

But the marine park includes far more than the obvious spots.

Some operators do not visit macro sites regularly, some avoid the deeper slopes unless requested, and many do not customize dive plans to match diver interests. As a result, many fun divers leave the Gilis without realizing what they missed.

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Oceans 5 Gili Air: Diving the Gilis as They Deserve

At Oceans 5 Gili Air, the philosophy is simple: listen to the divers, not just the schedule. Every diver has different preferences—some love wrecks, some want turtles or sharks, others are obsessed with macro or underwater photography. Instead of rotating through the same “popular” sites, Oceans 5 goes where the guests want to go.

That flexibility is what opens the door to the full richness of the marine park.

Guests who love turtles? Head to Turtle Heaven or Sunset Point.
Macro hunters? Hans Reef or Seahorse Bay.
Adventurous wreck fans? Bounty or Glenn Nusa.
Deep divers or technical training? Northern drop-offs and submerged reefs.
Photographers? Playgrounds, Halik, Mentigi, and shallow reefs full of surprises.

Because the dive center listens instead of assuming, fun divers get the experience they’re actually looking for—not a generic tour.

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Drift Diving Done Right

Drift diving is one of the highlights of the Gilis. Water movement brings nutrients, and nutrients bring fish. Many sites offer smooth and comfortable drifts that allow you to relax and simply glide past coral gardens and marine life.

Experienced guides know how to plan dives based on tides and currents. Instead of fighting the sea, they use the flow to make the experience enjoyable and effortless. This makes it ideal for divers of all levels—from relaxed beginners to thrill-seeking current junkies.

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Fast, Easy, and Comfortable Logistics

Another often-overlooked benefit is convenience. No long boat rides, no overnight trips, and no complicated transfers. Boats depart directly from the beach, and most sites are 5–20 minutes away. That means more diving and less traveling.

The water is warm year-round—usually 27–30°C—visibility often ranges from 15–30 meters, and conditions are comfortable in most seasons. There are also very few days where the sea is undiveable, making it a reliable destination year-round.

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Fun Diving for Everyone

Whether you are a casual holiday diver, a family with kids who snorkel, a photographer with a macro lens, or an experienced diver looking to squeeze in five dives a day, the Gili Islands deliver. The variety of marine environments allows you to build your itinerary however you like.

You can spend one day exploring turtles and reef sharks, the next hunting nudibranchs in sandy bays, and the day after drifting past coral slopes or exploring a wreck. You don’t need flights or long transfers to visit multiple types of diving—it’s all right there.

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Don’t Believe the Rumors—Experience the Reality

The idea that the Gili Islands are “only for beginners” or “just training grounds” is outdated and often repeated by people who barely scratched the surface. The marine park is alive, diverse, and full of surprises—with healthy reefs, plenty of fish, guaranteed turtles, hidden critters, sharks, rays, and wrecks.

The only real limitation is whether your dive center is willing to take you there.

At Oceans 5 Gili Air, fun diving is treated with the same priority and passion as any course. Divers are asked what they want to see, and the schedule adapts. From stunning coral slopes to wrecks, from sharks to shrimps, from drift dives to macro dives, the Gilis are ready to impress anyone who gives them a proper chance.

So the next time someone says “there’s nothing to see in the Gilis,” you’ll know—they just haven’t dived them properly.

And if you dive with the right team, like Oceans 5 Gili Air, you absolutely will.

The Gili Matra Marine Park

The Gili Islands — Gili Trawangan, Gili Meno, and Gili Air — are more than just stunning tropical getaways with white sand beaches and turquoise waters. They are located within one of Indonesia’s top ten marine parks, the Gili Matra Marine Park, a sanctuary created to protect and preserve one of the most biodiverse marine ecosystems in the country. Established to safeguard this underwater paradise for future generations, the Gili Matra Marine Park is a place of both exceptional beauty and scientific importance — but also a park under growing pressure.

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A Global Coral Treasure: The Mushroom Coral Discovery

In 2011, a remarkable discovery put the Gili Islands firmly on the map of marine biodiversity hotspots. Dr. Bert Hoeksema of the Naturalis Biodiversity Center in Leiden, the Netherlands, found that the Gili Islands host the greatest diversity of mushroom coral species in the world.

Even more fascinating? This biodiversity was concentrated in the harbor of Gili Air — an area not typically thought of as pristine due to its boat traffic. Yet the harbor proved to be a haven for these unique corals, showcasing just how resilient and rich the local marine ecosystem can be when given the chance to thrive.

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A Sanctuary for Sea Turtles

The waters around the Gili Islands are also home to an abundance of sea turtles, making the area one of the best places in the world to encounter them while snorkeling or diving. The most commonly seen species include:

• Green Sea Turtles (Chelonia mydas)
• Hawksbill Turtles (Eretmochelys imbricata)
• Olive Ridley Turtles (Lepidochelys olivacea)

These charismatic animals are not just a tourist attraction — they are key indicators of the health of the marine ecosystem. The relatively high population of turtles in Gili Matra shows that the park has the potential to support thriving marine life when protected.

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Reef Sharks and Juvenile Nurseries

Another gem of the Gili Matra Marine Park is its population of juvenile white tip reef sharks. These elegant predators are most commonly spotted around dive sites near Gili Trawangan, using the reef structures as nurseries. The presence of juvenile sharks suggests that the area once offered a healthy, supportive environment for new generations of reef predators.

In the past, divers also had the privilege of seeing Leopard Sharks, Grey Reef Sharks, and large schools of Bumphead Parrotfish, particularly around full moon events. Deep Turbo near Gili Trawangan and Gili Air Wall used to be popular sites for shark sightings — a sign of a balanced and thriving marine food chain.

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A Changing Ecosystem

But things are changing.

In recent years, many iconic species and marine spectacles have started to vanish. The massive schools of Bumphead Parrotfish, once a regular highlight during full moons, have become increasingly rare. Leopard Sharks and Grey Reef Sharks have all but disappeared from regular sightings.

These changes raise concern about the health and stability of the marine ecosystem. Although the Gili Matra Marine Park is officially protected, enforcement remains a challenge. Issues such as coastal development, construction of sea walls, and overdevelopment on the islands are placing pressure on the very ecosystems the marine park is designed to protect.

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Development vs. Conservation

While tourism brings opportunity, it also brings risk. Unregulated construction along the beaches, poorly planned infrastructure, and increasing human activity near sensitive reef zones have begun to disrupt the delicate balance of marine life.

The construction of ocean protection walls may be intended to guard the shoreline, but they often alter wave patterns, limit coral growth, and cause sand erosion elsewhere. Without strict regulations, even small-scale changes can have ripple effects throughout the ecosystem.

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Why It’s Still Worth Visiting

Despite the challenges, Gili Matra Marine Park remains a beautiful and inspiring place to visit. Divers and snorkelers still encounter vibrant coral gardens, turtles cruising through shallow reefs, and schools of reef fish in dazzling colors. For many, it’s their first introduction to the richness of the underwater world — and a memory they’ll never forget.

Every person who comes to the Gili Islands with respect for the marine environment plays a role in supporting its future. By diving responsibly, supporting eco-conscious dive centers, participating in cleanups, and learning about local conservation efforts, visitors can help protect what remains and even aid in its recovery.

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A Call for Action

The Gili Matra Marine Park is a national treasure — a place where coral reefs, sea turtles, sharks, and thousands of marine species coexist in an underwater symphony of life. But this harmony is fragile.

To protect it, we must do more than admire it. Government agencies, local communities, dive centers, and visitors all have a role to play in:

• Enforcing marine park regulations
• Preventing illegal fishing and anchoring
• Controlling coastal development
• Educating tourists and locals alike
• Supporting scientific research and conservation programs

Oceans 5 Gili Air, for example, is actively involved in conservation, working with the University of Mataram, BKKPN, and NGOs to promote scientific research and environmental education.

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The Future of Gili Matra

If properly protected and managed, Gili Matra has the potential to recover its former biodiversity and once again become a global example of successful marine conservation. It is a place of wonder, of beauty, and of immense scientific value.

Let’s not wait until it’s too late to act.

Whether you’re diving for the first time or returning to your favorite reef, remember: this marine park needs our protection as much as we need its inspiration. Let your visit be more than a holiday — let it be part of a movement to preserve Indonesia’s underwater treasures for generations to come.

Jellyfish—graceful, translucent drifters of the ocean—can bring a moment of wonder when spotted underwater. But for many divers and swimmers, an encounter with a jellyfish is far from magical. A sting from these gelatinous creatures can lead to anything from a mild itch to a painful rash or, in rare cases, a serious reaction requiring medical care. At Oceans 5 Gili Air, safety and education are part of every dive, and understanding how to respond to a jellyfish sting is just as important as knowing how to clear a mask or check your dive gear.

Around the Gili Islands, jellyfish sightings are usually limited to just a few days at a time. The ocean currents and seasonal winds tend to bring in small groups of jellyfish, then carry them away just as quickly. Most stings are minor and manageable with basic first aid. But understanding what to do if you’re stung—and what not to do—can make a huge difference in your recovery and your overall diving experience.

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1. Understanding Jellyfish in the Gili Islands

Transient Visitors of the Sea

Unlike in some tropical destinations where jellyfish populations remain steady year-round, the Gili Islands experience short periods when jellyfish are more common. These periods are largely dictated by ocean currents and wind patterns, which may bring blooms of jellyfish closer to shore or into popular dive sites. A bloom might last only a few days before the same currents and wind disperse the animals elsewhere.

Most jellyfish encountered around the Gilis are small, transparent species—often hard to spot until it’s too late. Divers occasionally report seeing small jellyfish or “stingers”, which are parts of jellyfish tentacles or tiny jellyfish larvae. These can float freely in the water and still contain active stinging cells, called nematocysts, capable of triggering a reaction.

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Rare but Noteworthy: The Portuguese Man-of-War

Although exceedingly rare in this region, there have been occasional sightings of the Portuguese Man-of-War—a colonial organism often mistaken for a jellyfish but even more dangerous. When one is spotted, dive shops around the Gili Islands immediately alert each other via a shared WhatsApp safety group. As a precaution, dive sites with sightings are avoided until it’s safe to return.

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2. What Happens When You’re Stung?

How Jellyfish Sting

Jellyfish use tentacles lined with thousands of specialized cells to paralyze or capture prey. These stinging cells, called cnidocytes, discharge tiny barbs that inject venom. Humans are not the intended target, but our skin can still trigger the release of these barbs when it comes into contact with jellyfish tentacles or drifting stingers.

The Body’s Reaction

The effects of a jellyfish sting can vary depending on:

• The type of jellyfish
• The individual’s sensitivity or allergies
• The area of the body affected
• The duration of contact

For most people around the Gilis, jellyfish stings cause:

• Mild itching or burning
• Redness or rash-like welts
• Localized swelling

In rare cases, some individuals may experience:

• Nausea or dizziness
• Difficulty breathing
• Muscle cramps or spasms
• Systemic allergic reaction (anaphylaxis)

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3. First Aid for Jellyfish Stings

Do NOT:

Let’s start by debunking common myths, because some instinctive actions can actually worsen the pain:

• ❌ Do not pee on the sting: Contrary to popular belief (and movie scenes), urine does not neutralize jellyfish venom and may even trigger more stings by causing undischarged nematocysts to fire.
• ❌ Do not rub the area: Rubbing can activate more stinging cells or spread the venom.
• ❌ Do not rinse with fresh water: Freshwater can cause the stingers to discharge more venom.

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Do:

Here’s the correct first aid protocol, which we at Oceans 5 Gili Air follow on our dive boats and in the dive center:

1. Exit the water calmly and safely.
   • Avoid panic. Signal your buddy or dive guide, and make your way to the boat or shore.
2. Rinse the affected area with vinegar.
   • We always keep a bottle of vinegar in our emergency box onboard all Oceans 5 boats. Vinegar neutralizes the nematocysts and prevents them from firing further.
   • If vinegar is unavailable, use saltwater, not freshwater.
3. Remove tentacles carefully.
   • Use tweezers or the edge of a card (like a credit card) to gently scrape off any remaining tentacles.
   • Wear gloves if available, or use a towel or cloth to protect your hands.
4. Apply heat.
   • Immersing the sting area in hot water (40–45°C) for 20 to 45 minutes can relieve pain by denaturing the venom proteins.
   • If hot water is unavailable, a warm compress may also help.
5. Monitor for allergic reaction.
   • If the diver shows signs of difficulty breathing, chest pain, or swelling beyond the sting area, seek emergency medical care immediately.

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4. When to Seek Medical Attention

Most jellyfish stings on Gili Air are mild and treatable on-site with vinegar and rest. But seek medical help if:

• Pain is severe or spreading
• There’s swelling on the face, neck, or genitals
• Shortness of breath, dizziness, or confusion develops
• The sting covers a large area of the body
• There’s a known allergy to insect or marine stings

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Clinics on Gili Air

Gili Air has several clinics equipped to handle jellyfish stings and mild allergic reactions. Doctors speak English and can provide antihistamines, pain relief, and further treatment if needed.

If further care is required, especially for severe reactions, transport to hospitals in Lombok is arranged. Clinics on Gili Air work with boat operators and hospitals to ensure fast evacuation if necessary. Thankfully, such situations are extremely rare.

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5. Prevention: How to Reduce the Risk of Jellyfish Stings

At Oceans 5 Gili Air, our dive team takes proactive measures to protect divers and snorkelers. Here’s how you can help reduce the chances of getting stung:

Listen to Your Guides

If jellyfish are present, dive shops will inform you. We may:

• Change the dive site
• Delay the dive
• Advise on extra precautions

We always put safety first, and the ocean provides many alternative dive sites to explore while we wait for jellyfish to move on.

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Wear Protection

• A full-length wetsuit or rash guard acts as a physical barrier against jellyfish tentacles.
• Gloves, boots, and hoods provide added protection, especially in peak jellyfish seasons.

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Look Before You Leap

• Before jumping into the water, especially from boats, scan the surface for jellyfish or tentacles.
• If you see jellyfish floating on the surface or trapped around mooring lines, inform your guide.

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Avoid Touching Suspicious Objects

Even jellyfish tentacles washed up on the beach can still sting. Do not touch marine debris or unfamiliar creatures with bare hands.

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6. The Myth of Peeing on a Jellyfish Sting

Let’s clarify this once more—urine is not a jellyfish cure.

The myth likely arose from a misunderstanding about acidity or salinity. However, urine’s composition varies greatly, and in many cases it triggers more stings instead of easing them. Studies have shown that:

• Vinegar or acetic acid works best for box jellyfish and stingers
• Hot water immersion is one of the most reliable ways to relieve pain and reduce venom activity

In other words: leave the first aid to proper tools—not your bladder.

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7. Oceans 5’s Approach to Jellyfish Safety

At Oceans 5 Gili Air, every diver receives a comprehensive safety briefing before entering the water. During certain seasons, our briefings include jellyfish awareness, and our guides inspect the water before dives.

Onboard each boat, we carry:

• Emergency first aid kits
• Vinegar bottles
• Gloves and tweezers
• Oxygen units and communication tools for contacting clinics if needed

Our staff are trained in first aid and emergency oxygen provision, and our divemasters and instructors receive regular refreshers to handle marine-related incidents.

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8. Final Thoughts: Respect the Ocean, Be Prepared

Jellyfish stings can be unpleasant, but with the right knowledge and tools, they are easy to manage and rarely dangerous—especially around Gili Air.

The ocean is a shared space. Jellyfish, like sharks, corals, and turtles, are part of the rich ecosystem that makes the Gili Islands a top dive destination. As divers and snorkelers, we are guests in their world. That means:

• Understanding marine life
• Respecting ocean creatures
• Acting responsibly in the water

If you’re diving with us at Oceans 5 and encounter jellyfish or get stung, know that you’re in safe hands. We’re here to ensure that your dive experience is not only unforgettable but also safe, respectful, and well-supported.

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9. Want to Learn More?

If you’re interested in marine safety, jellyfish biology, or ocean conservation, talk to our team. We regularly organize:

• Reef and beach cleanups
• Conservation talks
• SSI Specialty Courses

And if you’re curious about first aid for marine injuries, consider enrolling in the SSI React Right Course or the SSI Stress and Rescue Diver Course.

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10. Summary: What to Do if You’re Stung by a Jellyfish

Step	Action
1	Exit the water calmly
2	Rinse with vinegar (not fresh water)
3	Remove tentacles gently with tweezers or a card
4	Apply heat (hot water immersion)
5	Monitor for allergic reaction
6	Seek medical help if symptoms are severe

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Oceans 5 Gili Air is here to keep you safe, informed, and inspired. Whether you’re diving for the first time or you’re a seasoned instructor, our team is ready to guide you through every wave, every reef, and—on rare occasions—every jellyfish sting.