Master the art of buoyancy with Karleyth Diving’s SSI certification in Portscatho. Perfect your underwater hover, improve your photography, and dive with added confidence in Cornwall’s vibrant marine environment.
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Difficulty
moderate
Duration
3–4 hours
Fitness Level
Participants should be comfortable in water and have basic diving experience
Wildlife
History
Portscatho has a long maritime history, once serving as a fishing and boating hub since the 1800s.
Conservation
Karleyth Diving emphasizes low-impact diving practices, helping to preserve Cornwall’s fragile marine habitats.
Karleyth Diving
Master the art of buoyancy with Karleyth Diving’s SSI certification in Portscatho. Perfect your underwater hover, improve your photography, and dive with added confidence in Cornwall’s vibrant marine environment.
Karleyth Diving is a dive operator based in Ruan High Lanes, England. The business runs a programme of SSI training courses, guided shore dives and snorkel tours for beginners, families and advanced recreational divers.
Offerings include SSI Open Water Course, SSI Advanced Course, SSI Deep Diving, Enriched Air Nitrox, Drysuit Course, Perfect Buoyancy, Diver Stress and Rescue, Scuba Skills Update and Try Dive sea sessions for first-time divers. Shore-based guided diving and shore diving packages focus on local coastal sites around Cornwall and remove the need for boats or strict timetables. Children's programmes include organised SSI Explorers Kids clubs available as full-term (12 sessions), half-term (6 sessions) and weekly options to suit family schedules.
Training and guided trips are run by SSI professionals and follow industry-standard safety and equipment procedures. The business emphasises flexible scheduling, clear certification pathways and practical in-water training to build diver confidence. Practical courses combine confined water sessions, open water dives and classroom theory where required, preparing students for independent diving and further specialties.
Karleyth Diving maintains a focus on environmental awareness and buoyancy skills that protect marine habitats while improving photographic opportunities. Booking information, course prerequisites and local site details are provided on request, allowing divers to prepare before arrival. For shore divers, snorkelers and families seeking SSI-accredited courses and guided coastal dives near Ruan High Lanes, Karleyth Diving provides a local, specialist option.
Contact details, availability and pricing are provided for each course to help customers plan bookings with transparent information and safety expectations.
Location
Ruan High Lanes
Cornwall shore diving base
SSI Training
Multiple SSI
Provider of SSI-certified courses
Kids Clubs
12 / 6 / Weekly
Flexible children's programmes
Trips Offered
17
Range of SSI courses & tours
Secure a spot on a Try Dive, Open Water course, specialty programme or family snorkel tour — check dates and availability today.
Monitor your buoyancy frequently
Maintain constant awareness of your position to avoid disturbing marine life or kicking up sediment.
Adjust weights gradually
Make small, controlled weight adjustments to find your optimal buoyancy without overcorrecting.
Practice neutral buoyancy in varying depths
Get comfortable hovering effortlessly over rocky bottoms and near the surface, simulating real dive conditions.
Prioritize environmental protection
Use good buoyancy to avoid contact with sensitive habitats like kelp forests and coral patches.
Mask, fins, snorkel
Fundamental for comfortable, effective diving and practicing buoyancy techniques.
Wet suit (3mm or thicker)
Maintains warmth in cooler water conditions necessary for extended practice.
winter
Weight belt
Allows precise buoyancy adjustments essential to the course.
Underwater camera
Great for capturing your buoyancy improvements and marine encounters.