Toujima
About Toujima
This dive area in the southern part of the Izu Peninsula is influenced by the Kuroshio (Black Stream), bringing seasonal changes in underwater scenery. The seascape is described as being shaped over long periods, offering varied environments for divers. Encounters can include eagle rays in early summer and sea turtles year-round, with occasional sightings of hammerhead sharks. In winter, humpback whales may pass offshore and are sometimes visible with good luck.
Where Is Toujima?
Toujima Planning Details
Depth range, seasonality, and planning context.
Best Season
Seasonal highlights: early summer for eagle rays; winter for potential humpback whale sightings; sea turtles year-round.
Typical Conditions
Influenced by the Kuroshio (Black Stream), with underwater scenes changing by season.
Local Intel For Toujima
Community notes to help plan your visit.
On-the-ground
Notes currently available for this spot.
Aquatic Life
Eagle rays may appear in early summer, sea turtles are reported year-round, and hammerhead sharks are sometimes seen; humpback whales can pass offshore in winter.
Toujima Dive Conditions Planner
Use the planner to scan this week, inspect today in local time, and understand how exposure shapes conditions at Toujima.
Exposure Profile at Toujima
Directional shelter context for incoming swell.
Recent Logged Visits At Toujima
Community dive logs and visit reports for this site.
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Dive Spot Log Averages At Toujima
Average conditions based on logged dives & visits.
Toujima Guide - Sources and Updates
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