

Best for beginner divers, 6-18m, shore entry, moderate current.
Jams is a reef and wall dive site located off Tokashiki Island in the Kerama Islands. Accessible via shore entry, the site offers depths ranging from 6 to 18 metres with an average of 13 metres. Conditions vary, with visibility between 5 and 25 metres and moderate currents. The site is suitable for beginners and supports night diving, with typical dives lasting 45 minutes. Species recorded around this area include nudibranchs, moray eels, lionfish, octopus, wrasses, rock cod, anemonefish, and tangs. Divers should be aware of potential hazards including boat traffic, jellyfish, and fluctuating visibility.
26.35550, 127.74000
The site is located off the seawall in Mizugama, just south of North Steps.
Parking is available along the seawall.
Recorded at this site
Depth
6-18m
Visibility
5-25m
Skill Level
Beginner
Entry
Shore
Water Temp
22-29°C
Current
Moderate
Typical Dive
45 min
Species recorded around this area include nudibranchs, snowflake and giant moray eels, zebra and Indian lionfish, day octopus, wrasses, rock cod, Moorish idols, anemonefish, and Pacific sailfin tangs.
Yes, the site is classified as suitable for beginner divers.
The site has a depth range of 6 to 18 metres, with an average depth of 13 metres.
Jams is accessed via shore entry.
While primarily a dive site, the shallow sections of the reef may be accessible for snorkelling depending on current and boat traffic conditions.
Diving at Jams in Chatan requires the following certifications: Open Water. Always dive within your training limits.
A 3mm wetsuit is recommended for diving at Jams in Chatan. Water temperatures range from 22°C to 29°C.
Divers at Jams in Chatan should be aware of jellyfish. These encounters are generally rare and avoidable with proper awareness. Follow local safety guidance and maintain a respectful distance from all marine life.
Expect moderate currents at Jams in Chatan. Good buoyancy control and some drift diving experience is helpful.
Visibility at Jams in Chatan typically ranges from 5 metres to 25 metres. Conditions vary with weather, tides, and seasons.