Ago Island

★★★★☆ (53)

Agojima Island in Onagawa, is a beginner-friendly site just 5 minutes by boat from Onagawa Port. With 11–12 m depth, rugged reefs, and narrow waterways, it offers scenic terrain. Year-round residents include pink dungfish, beaked sculpin, and true booyahs, while strong tides bring rich seasonal migratory fish.

Ago Island in Onagawa is famous for year-round pink dungfish, is a natural maboya habitat, and sometimes hosts migratory fish.

Dive Activity

Potential Wildlife Sightings

Wildlife Sightings are Based on User Generated Content

The image shown is a representative illustration and does not depict every individual animal in this category.

Total number of species approx.: 300

Octopus

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The image shown is a representative illustration and does not depict every individual animal in this category.

Total number of species approx.: 3000

Nudibranch

1 Sightings
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