Episode 225 Mark Greaney No.1 New York Times Bestselling Author
The BiG Scuba Podcast
The Big Scuba podcast, hosts Ian and Gemma are joined by Mark Greaney. What happens when a world-class thriller writer hits the water? In this episode, we sit down with Mark Greaney, the man behind The Gray Man and the Tom Clancy Jack Ryan series. We discuss his transition from tactical firearms training to recreational scuba diving and how he translates the "inner space" of the ocean into high-octane thriller scenes. About Mark Greaney Mark is a #1 New York Times bestselling author with a background in international relations and political science. His commitment to authenticity has...
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Episode 224 Will Appleyard & Núria Paré Soldevila
The BiG Scuba Podcast
In Episode 224 of the Big Scuba podcast, hosts Ian and Gemma are joined by Will Appleyard and Núria Paré Soldevila. Will Appleyard is the creative eye behind Amphibious. His background spans a wide range of hands-on work, shaped by years of experience in diving, outdoor projects and adventure-based environments. Will has also been a brand ambassador for O’Three for over a decade. Alongside award winning filmmaking, he is also the author of several books, including Dorset Dives and Wild & Tempered Seas, and as an underwater photographer, has spent over a decade as...
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Episode 223 Miranda and Ollie Krestovnikoff
The BiG Scuba Podcast
In Episode 223 of the Big Scuba podcast, hosts Ian and Gemma are joined by TV presenter Miranda Krestovnikoff and her son, Ollie, to discuss the dynamics of a "diving family." The conversation explores how diving became a central part of their household, with Miranda’s daughter, Emily, recently working as a Dive Master and Ollie emerging as an enthusiastic advocate for the sport. Miranda reflects on the natural progression of her children into diving, noting that while their upbringing made it almost inevitable, it was always rooted in a genuine, positive choice. Ollie’s introduction to...
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Episode 222 The Go Diving Show 2026
The BiG Scuba Podcast
This week on The BiG Scuba Podcast are on location at The Go Diving Show 2026. We carry out a number of ten minute interviews in our Auto-Trail Campervan, the Expedition 68 XL as well as carrying interviews out around the exhibition halls and we have a couple of voice mails from some friends we saw at the podcast too. Campervan Interviews: Dominic Robinson James Neal Grace & Ant Westgarth Andy Peters Jake Davies Whatsapp Voicemails: David Mason Meg Exhibition Hall Interviews: Dean Martin, Dynamicnord Dive with Jimmy ...
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Episode 221 Narked at 90 Brent Hudson & John Routley
The BiG Scuba Podcast
This week on The BiG Scuba Podcast, Gemma and Ian chat to John Routley and Brent Hudson, the names behind Narked at 90. Brent and John are the founders of Narked at 90 and discuss their transition from hobbyist divers to leaders in the technical diving industry. They describe a history of innovating bespoke equipment, such as rebreathers and high-intensity strobes, often born from personal necessity and a drive for engineering mastery. They both have experienced several "sketchy" situations during their extensive technical diving careers,. Their narrowest escapes involve equipment...
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Episode 220 Sea-changers
The BiG Scuba Podcast
This week on The BiG Scuba Podcast, Gemma and Ian chat to Helen Webb MBE and Rachel Lopata MBE. Both are British marine conservationists and co-founders of Sea‑Changers, a volunteer-led UK charity supporting marine protection projects. Helen founded the organization in 2010 with Rachel Lopata. Since 2010, the charity has distributed grants to over 500 projects across the country, helping protect the UK’s seas, shores, and wildlife. Rachel and Helen were awarded an MBE in the King’s 2023 Birthday Honours for their services to marine conservation. Outside her...
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Episode 219 Project Seagrass
The BiG Scuba Podcast
This week on The BiG Scuba Podcast, Gemma and Ian chat to Leanne Cullen-Unsworth. Leanne is an interdisciplinary marine scientist with over 20 year’s experience working collaboratively with people and communities to help conserve and restore nature. She plays a pivotal role within Project Seagrass leading programmes that help to understand the connections between people and the environment. Project Seagrass Overview: Established in 2013 by a group of seagrass scientists, Project Seagrass is a global facing marine conservation organisation securing a future for seagrass. They do this by...
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Episode 218 Reflections of 2025
The BiG Scuba Podcast
In this special year-end episode, The BiG Scuba Duo — Gemma and Ian — look back on everything that made 2025 an unforgettable year. They share impressive podcast milestones, including how many countries around the world the show has been downloaded in and highlight the amazing guests who joined them throughout the year. Dive in as Gemma and Ian recount their wet and wonderful adventures — from breath-taking dives beneath the surface to exciting events, shows and destinations explored both in and out of the water. Whether it was discovering new dive sites, meeting fellow ocean lovers, or...
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Episode 217 Jason Pritchard
The BiG Scuba Podcast
This week on The BiG Scuba Podcast, Gemma and Ian chat to Jason Pritchard. Adventure has always been at the heart of who Jason is. Ever since His first dive back in 2009, he has been captivated by the mysteries of the ocean — from uncovering hidden wrecks to exploring the unknown. What started as curiosity soon became a calling. By 2018, Jason had earned his certification as a professional instructor, and today, as a PADI Course Director. He is very proud to help shape the next generation of divers through calm, safety-first guidance and real-world experience. For Jason, shipwrecks are the...
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Episode 216 Midlands Dive Chamber
The BiG Scuba Podcast
This week on The BiG Scuba Podcast, Gemma and Ian visit the Midlands Diving Chamber and experience a 40 meter Dry Dive in the Chamber. They also sit down with Sally Cartwright, Chamber Manager and Carolyn Peel, Chamber Hyperbaric Doctor and hear more about what happens at the Midlands Dive Chamber. The Midlands Diving Chamber, a Hyperbaric decompression chamber offering NHS funded recompression to divers with Decompression Sickness (DCS) together with other Hyperbaric Oxygen Therapy (HBOT) treatments. Midlands Diving Chamber specialises in Diving Medicine and provides a 24 hour centre with...
info_outlineThe BiG Scuba Duo, Gemma and Ian chat to Dominic Robinson. Dominic Robinson is a technical deep diver who specialises in exploration and in particular ship wrecks around the British Isles and he documents his adventures on his YouTube Channel..
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