Dive the open-ocean seamount of Princess Alice Bank in the Azores, famous for its carousels of giant mobulas and passing oceanic mantas far offshore. About two hours by boat south of Faial and Pico, this blue-water pinnacle draws groups of 20 to 40 devil rays, barracuda and pelagics into the current, for experienced divers only. The season runs from July to October, best from August to September.

Oceanic Manta Ray in Princess Alice Bank (Azores, Portugal)

expeditionHardDiving

About This Spot

Dive the open-ocean seamount of Princess Alice Bank in the Azores, famous for its carousels of giant mobulas and passing oceanic mantas far offshore. About two hours by boat south of Faial and Pico, this blue-water pinnacle draws groups of 20 to 40 devil rays, barracuda and pelagics into the current, for experienced divers only. The season runs from July to October, best from August to September.

Best Months to Visit

Up to 80% sighting chance in Princess Alice Bank (Azores, Portugal). Best months: August, September, July.

  • August: 80%
  • September: 78%
  • July: 74%
  • October: 68%

Practical Information

  • Location: Princess Alice Bank (Azores, Portugal)
  • Country: Portugal
  • Coordinates: 37.9700, -29.3300
  • Effort: expedition
  • Accessibility: Hard
  • Observation mode: Diving

Frequently Asked Questions

What will you see at Princess Alice?

Chiefly carousels of giant mobula rays, with passing oceanic mantas, big shoals of barracuda and amberjack, and the occasional August whale shark.

When is the best time?

July to October, with the calmest, clearest water and most rays from August to September.

How much and how far?

Full-day boat trips start around EUR 399 per person (2026 prices), with a roughly 2-hour crossing each way from Faial or Pico.

Is it suitable for all divers?

No, it is a deep, exposed blue-water seamount with current, recommended for experienced divers only.

Other Spots for Oceanic Manta Ray

More wildlife to see nearby

Explore the Portugal wildlife travel guide