About This Place
Manta Alley is a group of rocks and reef at Loh Belanda near the southern tip of Komodo Island. It receives cooler, plankton-rich water from the south, creating feeding and cleaning opportunities for reef manta rays.
Mantas may circle a cleaning station, cruise along the reef or feed near the surface. The same site also supports coral fish, reef sharks and turtles, so a visit remains a real dive when no manta arrives. Visibility can fall when plankton rises; that murkier water may be exactly what draws feeding rays.
The site is exposed and current can be strong. Its distance from Labuan Bajo and sensitivity to southern sea conditions make Manta Alley primarily a liveaboard destination. An operator should present it as a possible natural encounter, never a guaranteed performance.
At a Glance
- Also known asLoh Belanda Manta Alley, Manta Alley Komodo
- TypeDive Site, Snorkel Site, Wildlife Site
- Inside Komodo National ParkYes
- How to get thereLiveaboard
- Travel time from Labuan BajoUsually reached on a southern Komodo liveaboard itinerary
- LandingMooring / dinghy
- Last checked2026-09-12
What to Expect
Entries are planned up-current of the reef and adjusted to the active cleaning or feeding area. Divers settle beside the station, hold position without touching coral and leave a clear approach corridor.
Useful depth ranges from roughly 5 to 25 metres, with deeper terrain beyond. Mantas often pass above rather than beside the group, while surface feeding may be visible between dives.
The exit can be a drifting ascent in open water, so the tender must follow the team and every group needs a surface marker.
Crowds and Timing
When manta reports are good, several liveaboards may visit the same rocks. Too many divers around one station alter the encounter. Guides should stagger entry, keep teams to one side and move away when another group is already occupying the best position.
Dive and Snorkel Profile
- Depth range5-30 m
- CurrentStrong
- Dive typeDrift, Slope
- Visibility10-25 m
- CertificationAdvanced + drift experience
- EntryBackroll, Negative entry
How to Visit
Choose a liveaboard that explicitly operates in south Komodo and has enough itinerary flexibility to wait for safe conditions. The south is often most accessible from about October through May. The captain may omit Manta Alley when swell, wind or current would make tender operation unsafe.
Compare Komodo Diving Liveaboard Trips and confirm that the vessel operates in southern Komodo before requesting Manta Alley.
Boats That Sail Here
Compare 12 bookable boats that include Manta Alley on published itineraries.
Who This Suits
For Advanced divers with current experience and calm open-water ascents. Confident snorkelers may be allowed near surface-feeding mantas only when the crew provides close tender support. It suits wildlife observers who accept variable visibility and no sighting guarantee.
What to Bring
- Advanced certification and recent drift-dive experience
- Dive computer and delayed surface marker buoy
- Exposure protection for cooler southern water
- Wide-angle camera with secure attachments
- Reef-safe sun protection and a dry layer for tender rides
Safety Notes
Current, swell, open-water separation and remote pickup are the main risks. Carry a delayed surface marker buoy, stay with the guide and follow the tender plan.
Never touch, feed, block or chase a manta. Keep clear of the cleaning station and other groups. If surface conditions deteriorate, end the activity promptly rather than trying to extend an encounter.
Read Komodo Diving Currents and Best Dive Sites in Komodo before agreeing the site with your dive team.
Photography Notes
A wide-angle lens is the right tool. Set exposure and strobe position before a ray arrives, remain low and let the manta choose the distance. Avoid swimming after a departing animal; patient divers often receive a closer second pass than photographers who chase the first one.
Entrance Fee
This site is inside Komodo National Park. Statutory park, activity and vessel charges may apply and can be separate from the operator fare. Ask the operator to itemise the current charges before payment; conditions and permitted activities are confirmed through the park and operator process.
Frequently Asked Questions
Where is Manta Alley?
It is at Loh Belanda near the southern tip of Komodo Island inside Komodo National Park.
Are manta rays guaranteed?
No. It is a recognised cleaning and feeding area, but mantas are wild and may be absent during a particular tide or visit.
How deep is the dive?
Most manta-focused profiles use roughly 5–25 metres, with the guide choosing depth from current and animal activity.
Why can visibility be low?
Southern upwelling carries plankton. It can reduce clarity while creating the food conditions that attract feeding mantas.
What certification is appropriate?
Advanced certification plus current experience is a sensible minimum because the site is exposed and exits may be in open water.
Can snorkelers visit Manta Alley?
Sometimes, when mantas are near the surface and the captain judges current and swell safe. A crewed tender must remain close.
When is south Komodo most practical?
Many liveaboards plan southern routes between roughly October and May, but weather and sea state decide access on the day.
How is Manta Alley different from Mawan?
Manta Alley is a remote, exposed southern site with cooler water. Mawan is in central Komodo and is easier to combine with day-boat routes.
What the Park Costs
| What you pay | Amount | Basis |
|---|---|---|
| Park entrance, foreign visitor | Rp 250,000 ≈ $14 | per person, per day The statutory Class I entrance rate. The 150% holiday rule applies to Indonesian visitor and student rates, not this foreign visitor rate. |
| Park entrance, Indonesian visitor, normal day | Rp 50,000 ≈ $3 | per person, per day The normal-day Class I entrance rate. |
| Park entrance, Indonesian visitor, holiday or collective leave | Rp 75,000 ≈ $4 | per person, per day 150% of the normal Indonesian visitor rate on the dates covered by the statutory holiday rule. |
| Indonesian student group, normal day | Rp 25,000 ≈ $1 | per person, per day For Indonesian student groups of at least five people. |
| Indonesian student group, holiday or collective leave | Rp 37,500 ≈ $2 | per person, per day 150% of the normal student-group rate; the minimum group size remains five. |
| Scuba diving activity | Rp 25,000 ≈ $1 | per diver, per day A separate activity charge in addition to the applicable entrance fee. |
| Motorised vessel entry | Rp 100,000–200,000 per boat, per day | Rp 100,000 for 40–100 HP, Rp 150,000 for 101–500 HP, and Rp 200,000 above 500 HP. |
| Drone use | Rp 2,000,000 ≈ $112 | per unit, per day A separate special-use charge. Complete the required SiOra (the park’s official e-ticketing system) and SIMAKSI (the park’s activity-permit system) processes before travel. |
- SiOra is the park’s e-ticketing and SIMAKSI system. Reserve before travel; Ministry guidance recommends completing the reservation by H-1. An operator can assist, and self-service is available at the Komodo Visitor Center and KP3 terminal.
- Payment is cashless through the methods available in SiOra, including BRIVA or bank transfer and supported e-wallets. Keep the e-ticket and ensure the traveller details are correct.
- A 1,000-visitor daily quota has applied since 1 April 2026 to the main visitor islands and 23 dive sites. Availability therefore depends on the travel date and registered itinerary.
- The final SiOra total can include entrance, activity, vessel and special-use charges. Ask the handling operator for an itemised total before issuance.
- Official public guidance does not state one universal refund or rescheduling rule for every reservation. Confirm the current SiOra terms in writing before the ticket is issued, including treatment of weather disruption.
Statutory fees under Peraturan Pemerintah No. 36 Tahun 2024, in force since 30 October 2024. Verified 31 August 2026 against the official PP 36/2024 schedule, the Ministry of Forestry SiOra notice and the Ministry’s 2026 quota notice. Amounts are payable in rupiah; dollar figures are courtesy estimates converted at Rp 17,900 and rounded.
Marine Life
Activities
Cruise Areas
Location
Manta Alley, Loh Belanda, southern Komodo Island, Komodo National Park, Indonesia
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