The Grotto Suggest edit

United States Suggest · Northern Mariana Islands Suggest

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IntermediateDifficulty

AdvancedRecommended cert

30Max dive depth

30.0 mSite max depth

15.0–30.0 mVisibility

MildCurrent

ModerateSurge

45 minAvg dive time

April to NovemberBest months

27.0–30.0 °CWater (summer)

24.0–27.0 °CWater (winter)

Overview

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The Grotto is a renowned dive site located in the Northern Mariana Islands, known for its stunning underwater topography and rich marine biodiversity. The site features a series of underwater caverns and tunnels that provide a unique diving experience.

Divers can explore the intricate cave systems and enjoy encounters with various marine life, including colorful reef fish and occasional larger species. The site is suitable for divers looking to experience both cave diving and open water.

Conditions

Visibility: 15.0–30.0 m Suggest edit
Currents: Mild Suggest edit
Surge: Moderate Suggest edit
Water temp (summer): 27.0–30.0 °C Suggest edit
Water temp (winter): 24.0–27.0 °C Suggest edit

Logistics

Entry: Both Suggest edit
Permits required: No Suggest edit
Bottom types:
sand coral rock Suggest edit

Photo tips

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Use a wide-angle lens for capturing the cavern interiors and marine life.

Location

Underwater Moments at The Grotto

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The information has been compiled with the utmost care but may contain errors. Always do your own research and consult local dive operators/centers.