Portugal
Dom João de Castro Bank
About this Dive Site
Description
Dom João de Castro Bank, a submerged volcanic caldera between Terceira and São Miguel, offers a unique geothermal diving experience. Explore its rich marine ecosystems, where volcanic vents fuel abundant life and the chance to spot whales and dolphins adds to the magic.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18°C | 18°C | 18°C | 19°C | 20°C | 21°C | 22°C | 23°C | 23°C | 22°C | 20°C | 19°C |
Peak Season
June, July, August, April, May, September, October
Mar
Whale watching season begins
Apr
Whale watching season
May
Manta ray sightings increase
Jun
Manta ray season, whale sharks possible
More monthly highlights
Jul
Prime manta ray and whale shark season
Aug
Peak manta ray and whale shark season
Sep
Manta ray season continues, sperm whale sightings
Oct
Manta ray season winding down, good chance for mobula rays
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