Benten Island
Benten Island, located near the town of Onagawa in Miyagi Prefecture, offers divers a unique experience where the Oyashio and Kuroshio currents converge. This site features a variety of marine life, including fixed nets, oysters, and sea squirt shelves. Divers can observe a wall of ascidians, which is a distinctive characteristic of this northern dive site. Throughout the year, sightings of dangler fish are common, and divers may witness their spawning behavior. Additionally, the area is home to various northern nudibranchs, dandelions, and anchidnails, making it an interesting site for marine biodiversity. The entry to the dive site is from the shore, providing easy access for divers.
Quick Facts
- • Best season: Check recent logs for current conditions
- • Typical visibility: Variable
- • Entry types: shore
- • Highlights: scuba diving, snorkel diving, freedive diving