Manta Alley

Liveaboard-only in practice. Cold for Komodo at 22-26C, with variable visibility, fluctuating current and frequent surge — the swell here is a real factor and dives are run under tight guide control. The plankton that makes it green is why the mantas come.

Depth

5–25m

Current

Strong

Diver level

Advanced open water

Entry

Boat

Unique features

Channel between rocks in south Komodo with cleaning stations at 5-15m and channels running to 25m
Peak reef manta abundance May-October on the southeast monsoon upwelling — the inverse of the central sites
One of the few Komodo sites where the larger oceanic manta is encountered, alongside mobula rays, trevally and sharks

Sources & last checked

Checked July 2026

This is a researched draft, not yet human-verified. The seasonality and logistics are drawn from the sources below — confirm specifics (permits, fees, closures) with an operator before you book.

Residency, movement patterns, behavior and demographics of reef manta rays in Komodo National Park — PeerJ
Komodo Dive Sites: North, Central & South — Komodo Resort

Note on the data: Coordinates are approximate; not surveyed dive-site GPS.