Blogs
Diving into the World’s Fastest Tidal Rapids
In the mystical waters just north of Vancouver, Canada lies a narrow channel called the Skookumchuck Narrows, or simply “The Skook.” It’s a hidden gem in the Salish Sea that boasts a unique spectacle – a tumultuous dance of tides and currents that draws adventurers and spectators from far and wide.
Imagine this: a channel so narrow and shallow that a single tide can unleash an astonishing 200 billion gallons of water, creating a tumultuous display of standing waves, whirlpools, and currents surging at 16 knots (18 mph or 30 kph). Such speeds may seem mild when driving a car, but the erratic water is a different ballgame. Skookumchuck Narrows is a contender for the title of the world’s fastest tidal rapids, rivaled only by Nakwakto Rapids further up the British Columbia coast.
But there’s a twist – this aquatic battleground isn’t just for adrenaline seekers; The Skook is an oasis for life beneath the waves. April 2023 marked a rare convergence of perfect conditions: a celestial alignment allowing divers to witness The Skook in all its glory. And who better to guide this daring expedition than Porpoise Bay Charters, a family-run venture led by the seasoned Kal Helyar and Ann Beardsell?
Raging currents = an abundance of life
The allure lies not in the danger but in the vibrant marine ecosystem fueled by the relentless currents. Ocean currents act as nature’s turbochargers, transporting nutrients that transform places like Skookumchuck Narrows into underwater havens with colorful life thriving amidst the rocky terrain.
It’s important to debunk the myth that this is a reckless plunge into chaos. Diving The Skook is not about courting danger but choosing the right moment: at slack when the tide turns, the water experiences minimal movement, and the currents are a mere 4-5 knots. Picture this – a scuba diver slipping gracefully between tidal changes, maneuvering with precision as the water changes its course and gradually picks up speed. Timing is everything, and finding the rare dates when daylight piercing through the emerald-green water coincides with navigable water conditions is critical. April 2023 granted us a mere handful of these golden days of nature’s alignment for the first time in four years.
Entering the abyss
As our vessel, under the watchful eye of Captain Kal, approached the infamous Skookumchuck rapids, a tangible excitement filled the air. These cold-water adrenaline-filled dives are the scuba diving equivalent to scaling Everest. The unpredictability of The Skook, where currents can whisk you in any direction, demanded respectful caution from our experienced salty crew.
With a reassuring smile, Captain Kal dismissed the notion of a toilet bowl experience, where divers are pulled in a circular direction by the currents as if flushed down a toilet. He emphasized that they only dived during an easy drift in the current, which was hard to fathom possible in such treacherous waters. Approaching the narrowest section of the channel, where the current was fastest, Kal’s experienced eyes scanned for the telltale signs of slack tide. Tidal ripples slowed, and we entered the water in the few precious minutes within the next year when it was possible to witness Skookumchuck in all its sunny glory.
As we descended into the underwater world, a mysterious algal bloom cast a dark green haze, unveiling a breathtaking palette of colors below. Bright red and pink anemones, neon orange encrusting sponges, and deep purple ochre sea stars adorned the rocky canvas, showcasing nature’s artistic prowess.
Surrendering to the sea
Descending further, we felt the force of the tide, like a river yet to subside. Gripping onto rock holds and kicking into the current, we felt like underwater rock climbers. Adjusting our underwater camera settings and getting comfortable with the flow of the water, we marveled at the transformation of the underwater landscape. Slabs of rock, once pounded by the current, now hosted a vibrant community of marine life.
After a mesmerizing twenty minutes of relatively gentle water, the current intensified, signaling the roller coaster drop ahead. We surrendered to neutrality, letting the current guide us along the wall. Boulders and back eddies added a touch of unpredictability; with trust in our abilities and Captain Kal’s promise of a safe pickup, the thrill was exhilarating rather than menacing.
As the current ebbed, we found ourselves in a tranquil cove adorned with green sea urchins, marking the end of our underwater odyssey. The Skook had shown us its splendor: a delicate balance of chaos and life beneath the surface – leaving us with memories as vivid as the colors we witnessed.
About the Author
Nirupam Nigam is a dedicated underwater photographer and fisheries scientist. While growing up in Los Angeles, he fell in love with the ocean and pursued underwater photography in the local Channel Islands. He received degrees in Aquatic and Fisheries Science and General Biology, as well as a minor in Arctic Studies, at the University of Washington. After working as a fisheries observer on boats in the Bering Sea and North Pacific, Nirupam became the Editor-in-Chief of the Underwater Photography Guide and the President of Bluewater Photo – the world’s top underwater photo & video retailer. Check out more of his photography at www.photosfromthesea.com!
US-based divers: explore more close-by dive destinations with Bluewater Dive Travel here.
All photos: Nirupam Nigam
Blogs
Gear Review: Mares Puck4 Dive Computer (Watch Video)
In a video recorded exclusively for Scubaverse.com, Jeff Goodman reviews the Puck4 Dive Computer from Mares.
Find out more about Mares dive equipment at www.mares.com.
Blogs
Diving redefined at TDEX Bangkok 2024: NovoScuba and Siam Diving Enterprises join forces to bring diving education to the next level
NovoScuba, a ground-breaking diving agency based in the UK, is preparing for the global debut of its innovative subscription-based training platform that is set to redefine the way diving education is provided. The much-anticipated launch will take place at TDEX Bangkok 2024, marking a significant milestone in NovoScuba’s journey to reshape industry standards.
As part of an important initiative, NovoScuba is pleased to announce a partnership with Siam
Diving Enterprises (SDE) and their renowned Ocean Store. SDE, as one of Thailand’s leading
suppliers of diving, freediving and snorkelling equipment, brings a wealth of expertise and
resources to this collaboration, furthering NovoScuba’s mission to elevate the diving experience for enthusiasts worldwide.
NovoScuba aims to revolutionise the way dive shop owners, dive professionals and dive
enthusiasts engage with diving, making it more accessible and profitable for the entire diving
industry.
“NovoScuba is not just another certification agency; it’s a transformative force built on
innovation and accessibility,” said Mark Spiers, founder and CEO of NovoScuba. “Our
partnership with Siam Diving Enterprises reflects our commitment to redefining diving education and empowering the diving industry at all levels.”
Siam Diving Enterprises, known for its extensive range of premium diving equipment from leading brands, will host NovoScuba at stand A74 during TDEX. This strategic collaboration offers divers a unique opportunity to experience first-hand NovoScuba’s groundbreaking approach to diving education.
NovoScuba’s platform offers state-of-the-art training programmes, including recreational and professional diving courses, designed to meet international standards and ISO certifications.
With a subscription-based model, digital learning materials available in 13 languages and
multi-platform accessibility, NovoScuba ensures that diving education is within reach for
everyone.
“We are inviting all dive enthusiasts, professionals and shop owners to join us on this
revolutionary journey,” added Mark Spiers. “Together we can redefine diving as we know it and
make a positive impact on the planet.”
Visit Siam Diving Enterprises and NovoScuba at stand A74 during TDEX Bangkok 2024 to
explore the future of diving education and discover the latest innovations in diving equipment.
About NovoScuba: NovoScuba is a pioneering dive training agency committed to making
diving inclusive, accessible, and enjoyable for everyone. With a focus on innovation and
positive impact, NovoScuba offers state-of-the-art training programs, digital learning
materials, and a subscription-based platform designed to redefine the diving industry
worldwide. To learn more about NovoScuba’s innovations, go to www.novoscuba.com.
About Siam Diving Enterprises (SDE): Siam Diving Enterprises (SDE) is one of the
largest suppliers of scuba diving, freediving, and snorkelling equipment in Thailand. With
warehouses in Bangkok and a team of industry experts, SDE offers a comprehensive range
of premium products and exceptional customer service to diving enthusiasts across the
country. To learn more about SDE go to Ocean Store Thailand website.
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