Rawa Island diving: one dive center, and no day trips

Rawa is a small private island in the Seribuat Archipelago, half an hour off Mersing on the Johor coast, with one reef, one dive center and two resorts that own the only boats out to it. You cannot day-trip it, cannot buy a ferry ticket, cannot turn up to see what you think.

Almost everything that decides the trip is settled before you reach the water. The diving is honest, shallow and easy.

What Rawa is, and what it costs to stand on it

The island sits under Mersing District in Johor. There are no roads, only walkways; one side is a white sand beach and the other is a rock cliff.¹ It is privately held, which is why the two resorts feel like the island rather than businesses on it — and why nobody sells a ticket to the beach.

The water, though, is public and protected. Rawa and the sea around it were gazetted as a Marine Park in 1994, under the Fisheries Act 1985.¹ The park it belongs to, Sultan Iskandar, is the largest marine protected area in Peninsular Malaysia: 154,000 hectares, and 41 islands since a 2024 expansion.

Getting on it costs a room: two nights minimum, full board, no day trips. Treat that as design rather than obstacle, because the rule that stops you popping over stops two hundred other people too. Once you are there, the house reef is free.

The season, and who actually decides it

Nobody official closes Rawa. No gazetted shutdown, no fisheries order, no park calendar. Weather and commerce close it.

The northeast monsoon runs November to March, and the east coast takes roughly half its annual rainfall in November and December.² The rain is not the problem. Sea state is: these are 20-to-30-minute runs in small boats, and when the swell is up they do not go.

So the season is set by two private companies, in their own calendars:

• Alang’s Rawa reopened on 1 March 2026 after the monsoon.
• Rawa Island Resort’s 2026 rate card is valid 16 January – 15 November.

Those dates move year to year, so check both before you book flights.

Water temperature decides nothing here. It sits at 82 °F in January and February, the coolest and clearest of the year, and tops out at 86.9 °F in May.³ A shorty is plenty in any month.

March, April and September are the answer. The first two catch the reopening before school-holiday pricing; September holds the same water without the crowds.

The marine park fee, and the fee that is not yours to pay

The conservation charge is national, and it has not moved since 2017:⁴

Visitor	Charge
Non-MyKad adult	RM30
Non-MyKad child (6–12) or senior (60+)	RM15
MyKad adult	RM5
MyKad child or senior	RM2
Disabled visitors	Free

Scuba diving appears in the same schedule at RM150 per month per operator. People read it as a per-dive charge. It is a licence the dive center pays; it never reaches your bill.

Two you will pay: RM10 per room per night in tourism tax as a foreign guest, and RM18 a day to leave a car at the resort’s Mersing office.

What the reef is actually like now

Live coral cover is 56.53% across the nine surveyed transects, 55.83% of it hard reef-building coral.¹ That grades Good, and beats the Sunda Shelf regional average of 50.21%. One transect came out Excellent, five Good, three Fair.

It is also falling. The same transects read 59.31% a year earlier,⁵ and the damage is physical — people or storms — with the 2024 bleaching on top. There is plenty of bare substrate for new coral, so it recovers if the pressure comes off.¹

The resort’s own marketing says Rawa “boasts a hundred per cent coral cover.” It does not, and it never did. Fifty-six is a genuinely good number in a country whose reefs went from about 45% cover in 2024 to about 40% in 2025.⁶ Nobody needed to inflate it.

The 2024 bleaching reached Rawa, and it was milder here than the headlines

More than half of Malaysia’s reefs bleached between April and June 2024. The worst-hit marine park islands were Payar in Kedah, Perhentian, Redang and Tenggol in Terengganu, Tioman in Pahang, and Pemanggil in Johor.⁷ Rawa is not on that list.

The satellite record explains why. Degree heating weeks measure accumulated thermal stress: 4 makes bleaching likely, 8 brings widespread mortality.

The cell holding all nine transects peaked at 7.53 on 17 May 2024, 79 days above the bleaching line and short of the mortality one. Then nothing in 2025 — no heat stress at all — and 4.59 in May 2026.³

On the bottom, about 2% of the reef area showed it.¹ The Malaysian bleaching story is mostly a Terengganu and Pahang one.

You will see healthy hard coral. You will also see the two problems that have nothing to do with heat: discarded fishing nets at many of the nine sites, and anchor damage at one.¹ The rule against fishing is a rule, not a description.

Six islands nearby are closed, and it matters if you are planning the archipelago

Six islands nearby have been closed to all diving, snorkeling and visits since 18 September 2025, to let their reefs recover: Harimau, Gual, Mensirip, Mertang Timur, Mertang Barat and Mertang Tengah.⁸

Rawa is open. But if you meant to hop the Seribuat islands from Mersing, six of them have been off the board for nearly a year.

The dive center, and what it actually sells

There is exactly one: OrcaNation, a PADI 5 Star Instructor Development Centre with four instructors, open 09:00 to 17:00 seven days, sitting five meters from the water in a coconut grove against the island’s cliff. It has a classroom, a compressor room, a marine conservation station and a first-aid room, and it rents everything including children’s sizes, dive computers and shorty wetsuits.

It is the only operator, so the whole reef is theirs, “reserved exclusively for OrcaNation divers,” as its own copy puts it. Every site is a shore entry.

Current prices:

Course	Format	Price
PADI Discover Scuba Diving	3 hours, 09:00–12:00, one dive	EUR 105
PADI Open Water Diver	3 days, 4 dives, at Rawa	EUR 524
PADI Open Water Diver	3 days, 4 dives, pool in Singapore + Rawa	EUR 663

Open Water confined-water skills are done in the ocean, not a pool. There is no training pool on the island, so you learn to clear a mask in the water you are going to dive. Some people would rather start on tiles; the Singapore version costs EUR 139 more for exactly that.

Open Water takes ten-year-olds at four to one. The children’s program dives the house reef: Bubble Maker from age eight, two students per professional, capped at two meters.

Advanced Open Water is five adventure dives over two full days, from age twelve, to 30 meters. Deep and navigation are compulsory, three more from a list that includes drift and night. Drift, wreck and conservation dives all run here.

What is not here. No liveaboard, no technical training, no boat-day variety — and no verifiable wreck: the resort’s own dive map shows none at all. Ask what the wreck dive is when you book, and do not come to Rawa for it.

Diving or snorkeling: the honest answer

Rawa is a snorkeling-and-beach island with unusually good beginner diving attached.

Tioman has more than twenty named dive sites — Renggis, Soyak, Batu Malang, Tekek House Reef and the rest. Rawa’s nine survey points are called Transect 1 through 9.¹ That tells you the water. One fringing reef around one small island, shallow the whole way round, mild currents, one beach to get in from.

Come to Rawa if you are learning to dive, teaching a child, traveling with someone who will snorkel while you dive, or you want a reef you can enter in fins from a sun lounger. What makes it unremarkable for a certified diver makes it a good classroom.

Our guide to preparing for a dive trip covers what to sort before you go; what scuba diving costs puts the EUR 524 in context.

Go to Tioman instead if you are certified and chasing sites. Rawa will give you the same reef every day.

If the diving is a maybe, the snorkeling and the diving here are the same reef at different depths, so the snorkeling-versus-diving decision is low-stakes here. You can change your mind on the beach.

Both resorts include water-sports kit; Alang’s holds a refundable RM100 deposit. Meals are full board on a fixed schedule, so plan the eating around the diving: diving after eating.

Getting there

Mersing is the whole journey; the crossing at the end is nothing.

From Singapore, cross at the Causeway and drive roughly 130 km north-east via Kota Tinggi. The Transnasional coach from Beach Road is about SGD58, via Larkin about RM14 on the second leg, a taxi around SGD250.

Door to door it is about two hours forty, the duration on this private transfer to the Mersing jetty.

From Kuala Lumpur, take the North–South Expressway, exit at Ayer Hitam and cut through Kluang. The TBS coach is about RM40; a car from KL to Mersing jetty takes four hours with hotel pickup, and the return leg to KLIA runs the same.

Those transfers are the only bookable products: no platform carries Rawa Island tour inventory, because the island is sold by its two owners and nobody else.

Then the boat. It belongs to whichever resort you booked, and it is in the room rate.

Rawa Island Resort runs from a private jetty beside Mersing’s ferry terminal and calls a few days ahead with your time; Alang’s boats leave around 12 to 1pm and come back 2 to 3pm.

The crossing takes 20 to 30 minutes.¹ Take a dry bag. Miss it and you charter; there is no next one.

Where to stay, and the choice between two

Two resorts, and they are not variations of each other.

Rawa Island Resort is the larger, family-facing property, and the dive center sits on it. Everything is a full-board package: two nights minimum, three meals, welcome drink, return boat.

The 2026 card runs from about RM2,170 for two nights in a Hillside Deluxe to RM8,560 at the top of the Waterfront rooms.

Children aged 4 to 12 are RM510 for the two nights, an extra mattress RM75 a night, and peak dates and public holidays add RM100 nett per room per night.

Rooms have no television, no minibar and no kettle, and the wifi is in the restaurant and bar only. Either the point or a dealbreaker, and you know which.

Alang’s Rawa is smaller, cheaper and more social, and it is on no booking platform at all: email is the only way in. Weekends there are 16-and-over. I link them direct because nobody else can sell you the room.

Book a mainland night if your boat is early or your flight is late. Mersing is a small working town, and a night there is the difference between a relaxed crossing and a 4am drive. Hotels in Mersing start well below anything on the island.

Frequently asked questions

Is Rawa Island good for scuba diving?+

Very good for learning, thin if you already know how. There is one dive center, OrcaNation, and every site is a shore entry in shallow water with mild currents, which is the ideal classroom and a slow week for anyone chasing variety. A full Open Water course is EUR 524 over three days. Tioman has more than twenty named dive sites; Rawa's nine are called Transect 1 through 9.

When is the best time to dive Rawa Island?+

March to October. The northeast monsoon stops the boats from November, and the season is set by the two resorts rather than by anyone official: Alang's Rawa reopened on 1 March 2026, and Rawa Island Resort's 2026 rate card runs 16 January to 15 November. Those dates move every year. The water is 82–87 °F whenever you get here.

How much is the marine park fee at Rawa Island?+

RM30 for a foreign adult, RM15 for a child aged 6 to 12 or anyone over 60, RM5 and RM2 for MyKad holders, and nothing for disabled visitors. The RM150 scuba figure printed in the same schedule is a monthly licence on the dive center, not a charge on you. Foreign guests also pay RM10 per room per night in tourism tax at checkout.

How do you get to Rawa Island?+

By speedboat from Mersing, on the boat belonging to whichever resort you booked. No public ferry runs there and no seat is sold separately; the crossing comes with the room and takes 20 to 30 minutes.

Reaching Mersing is the journey: about two hours forty by road from Singapore, four from Kuala Lumpur, a coach from Beach Road at around SGD58. Parking at the Mersing office is RM18 a day.

Can you visit Rawa Island for a day?+

No. Both boats belong to the resorts and Rawa Island Resort takes a two-night minimum, so there is nobody to sell you the trip even if you turn up in Mersing and ask. It is also why the beach stays as quiet as it does.

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Sources

Footnotes

1. Reef Check Malaysia, 2024 Status of Coral Reefs in Malaysia, Johor–Rawa chapter, reefcheck.org.my. ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸

2. “Fenomena Cuaca,” Malaysian Meteorological Department, met.gov.my. ↩

3. NOAA Coral Reef Watch, 5 km degree heating weeks and sea surface temperature for the Pulau Rawa cell, coralreefwatch.noaa.gov. ↩ ↩²

4. Fees (Marine Parks Malaysia) Order 2017, conservation charge rates, Department of Fisheries Malaysia, dof.gov.my. ↩

5. Reef Check Malaysia, 2023 Status of Coral Reefs in Malaysia, Johor–Rawa chapter, reefcheck.org.my. ↩

6. Reef Check Malaysia, “The 2025 Reef Check Survey Results and What They Mean for Our Coral Reefs,” 2025, reefcheck.org.my. ↩

7. “Fisheries dept warns of mass coral bleaching,” Malay Mail, 23 June 2024, malaymail.com. ↩

8. “Only six islands closed in Mersing for conservation,” Bernama, September 2025, bernama.com. ↩