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Living on the coast means living on the front lines of a rapidly changing planet. And as climate change transforms our coasts, that will transform our world. Every two weeks, we bring you stories that illuminate, inspire, and sometimes enrage, as we dive deep into the environmental issues facing coastal communities on the Gulf Coast and beyond. We have a lot to save, and we have a lot of solutions. It’s time to talk about a Sea Change. Sea Change is a new podcast hosted by Carlyle Calhoun an ...
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World of Sharks

Save Our Seas Foundation

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Welcome to World of Sharks, a podcast all about sharks, rays and their underwater habitat brought to you by the Save our Seas Foundation. Forget Jaws – there is SO much more to sharks than their fearsome reputation. Join scientist and shark nerd Dr Isla Hodgson as she chats with leading experts in shark science, conservation and storytelling to take a deep dive into the fascinating world of one of the most diverse, well-adapted, enigmatic, misunderstood and threatened groups of animals on th ...
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Dive & Dig

Honor Frost Foundation

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Welcome to Dive & Dig presented by Bettany Hughes and Dr Lucy Blue, the podcast that takes you on an underwater journey deeper than you might ever have imagined! We'll take you down into an undiscovered world of our ancient past thanks to the technology which makes deep diving possible today. And we'll show you some amazing archaeological discoveries when we get there.
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Narcosis: Into the Deep is an investigative podcast focusing on SCUBA diving and marine accidents and deaths. Each episode will feature a deep investigation into a different scuba diving or marine accident, along with facts or theories about the events leading up to them and potential ways these accidents or deaths could have been avoided. Become a Patreon for just $3 a month! Receive exclusive updates, vote on what to hear next, get a shout-out at the end of the next episode, and merchandis ...
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When life gives you lemon sharks...make a podcast about them! This week we are answering a request by listener Charlie to devote an episode entirely to warm-water loving Negaprion brevirostris, the lemon shark. And to help us learn everything there is to know about them is marine biologist, educator, author and founder/president of Sharks4Kids, Jil…
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Want to know even more about sustainable seafood on the Gulf Coast? Listen to this bonus episode for an extended conversation with Chef Jim Smith of The Hummingbird Way Oyster Bar in Mobile, Alabama. We talk with Chef Smith about threats facing both fishers and fisheries on the Gulf Coast and how we, as consumers, can make a difference...and of cou…
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Your expert guide to sustainable seafood is here! Get ready to feel the salt spray, and tuck into a wide-ranging conversation about what's on your plate and the future of our ocean. Seafood has been called our "last wild food." Humans have been enjoying seafood for a long time—over 2 million years. But in recent decades, how we catch and eat fish a…
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Thinking of a career in shark science and conservation? Struggling to find your niche? Found your niche, but trying to advance in your field? Or wondering what on earth to write in that email to the person you admire? We're back with another special episode dedicated to careers with sharks and the ocean. For the last year, we've asked each podcast …
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What if we get it right? That's the question marine biologist, climate expert, and writer Dr. Ayana Elizabeth Johnson explores in her new book. Ayana joins us to talk about climate solutions we have right now and what's possible for the future of our planet. Looking for a link to the book? "What If We Get It Right? Visions of a Climate Future" This…
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“Conservation is not drones and DNA samples or pamphlets or computers. It is people, and we should be investing in those people.” In this episode of World of Sharks, we sit down with fisheries scientist, director of the Fish and Fisheries Lab at James Cook University and Save Our Seas Foundation Scientific Advisor Dr Andrew Chin to discuss the chal…
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Travel with Professor Lucy Blue to the village of Imbotero, Guyana to meet Dr Robert (Bob) Holtzman an expert in traditional boatbuilding to learn about the Warrau dugout canoe. Twice daily tides in the tropical mangrove swamp mean canoes are essential for survival of the indigenous Warrau people. Not only are they used for transportation, but also…
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TV Weather Gets Heated. In a world where weather is getting more extreme, the role of meteorologists is becoming more important—and controversial—than ever. Meteorologists have been fired over reporting on climate change, and others have left stations because of death threats. But that hasn’t stopped Jeff Berardelli, Chief Meteorologist for Tampa B…
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It’s the one you’ve all been waiting for…we’re going back in time to meet the largest shark to have ever existed: Otodus megalodon. Growing up to twenty metres long, with teeth as large as a human hand and jaws that could fit you and a friend (with some room to spare), this apex superpredator continues to capture our attention, despite having been …
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Our oceans are heating up—what does that mean for all the life that lives in the sea...and us? Today we’re going on a trip to Florida…we’re hanging out in the Keys, and we're going fishing, and scuba diving all to find out what’s going on beneath the surface. Just how bad is hotter water for sea life in South Florida, and for the people that depend…
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Sharks and rays are found all over the world; from the freezing waters of the Arctic to the tropical Indo-Pacific, and just about everywhere else in between. This means that shark conservation is a global effort, spanning multiple countries, cultures, customs and languages. But did you know that 98% of scientific research is published exclusively i…
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The home insurance market is collapsing all across the country. Big, brand-name insurance companies are walking away from the riskiest states. And, the companies that are sticking around are often doubling and tripling rates over just a few years. Nothing like this has ever happened before. And nowhere is this crisis worse... than Florida. In fact,…
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Professor Lucy Blue delves into the wreck of The London, a 17th century warship, with diver and licensee Steve Ellis. The ship exploded and sank in the Thames Estuary in 1665 and was rediscovered in 2005 when a ports authority survey was being conducted. Since 2010, Steve has been directing the survey of the vessel and recovering artefacts with per…
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Did you know that some sharks can keep parts of their body warm to allow them to move faster, swim for longer, see more clearly and think better?? Or, that basking sharks have a gigantic heart?! This week we are diving into the fascinating world of shark physiology and anatomy to learn about a special trait only found in a handful of species: regio…
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Even though New Orleans has water in every direction, it’s hard to access. And for a city with increasingly sweltering summers, this irony is painful. In this episode, we’re going to talk about the uncomfortable history of Lincoln Beach, how it led to New Orleans not having any public beaches today, and how a community has rallied together to get t…
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This week on the podcast we are taking a brief detour from sharks to explore the fascinating world of turtles and tortoises! We are diving into the research of SOSF project leader and turtle specialist Alessia Lavigne, who has been trying to understand why turtle and tortoise eggs sometimes fail to hatch. Turtles and tortoises (known collectively a…
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It's summertime! Otherwise known as prime reading season. And in this episode, you're going to meet the people behind a couple of the summer's hottest books. We talk with Boyce Upholt about his new bestseller, The Great River: The Making and Unmaking of the Mississippi. The book tells the epic story of the Mississippi River, and he writes about how…
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We welcome back shark scientist and CEO/Co-Founder of Minorities in Shark Sciences, Jasmin Graham, and celebrate the release of her new book, Sharks Don't Sink: Adventures of a Rogue Scientist. We talk about the incredible adaptations and resilience of sharks, the glorious weirdness of sawfishes - a species Jasmin has worked closely with - and why …
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Professor Lucy Blue speaks with associate Professor in Egyptology, Dr Claire Somaglino from the Sorbonne, about two decades of excavation at the site of Ayn Soukhna at the northern end of the Red Sea in the Gulf of Suez. During Pharaonic times, this important site was occupied over an extensive period, as not only was it close to the important cent…
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We are so excited to share with you a very special bonus episode of World of Sharks! Join us as we head into the field in search of the second largest species of shark in the world: the basking shark. We’ll be heading out on the boat with Dr Alex McInturf (@drsurfnturf), shark scientist at the Chapple Big Fish Lab (@big_fish_lab), SOSF project lead…
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Most of the world's biggest cities are on the coast. As sea levels rise and storms worsen, how can we reimagine our coastal cities so that they can survive and thrive in the face of climate change? Today we talk with leaders across 3 continents about how they are fighting for the future of their cities. Thank you to our panelists: Dr. Fola Dania - …
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Recorded live on the island of Cyprus, Professor Lucy Blue speaks to Constantinos Nicolaou a leading expert in Cypriot traditional boat building. Costantinos recently headed up a training workshop hosted by the Honor Frost Foundation’s Cyprus Regional Development Project, that brought together experts from the eastern Mediterranean region working o…
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This week we are diving into the world of angel sharks, the second most threatened group of elasmobranchs in the world. Joining us is co-founder and co-lead of the Angel Shark Project, Eva Meyers, and project coordinator for the Angel Shark Project: Wales, Jake Davies. In this episode we learn all about angel sharks, their super-powered ability to …
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In Vietnamese culture, water and home are so linked that they share a word. The Vietnamese word for water is nước. But nước also means homeland. Today–how the Vietnamese community has to reimagine its relationship with water as Louisiana’s coastline changes. In this episode, we’ll travel to a shrimp dock, a tropical garden, and a neighborhood surro…
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Sharks with beards. Deep sea sharks with glow-in-the-dark bellies. Sharks that take on submarines. Sharks that walk instead of swim and rays with a hedge trimmer for a nose…this episode has it all! We explore the fantastic diversity of sharks and their relatives (and of all marine life!) with marine biologist, scientific writer and broadcaster Dr H…
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It started in states like Florida and Louisiana. And, now it's spreading. The home insurance market is crumbling as climate-fueled disasters increase. Premiums are skyrocketing, and already, insurance is playing a role in determining where we can live, and who can afford to live there. So we decided to host our very first Sea Change Live event dedi…
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We have a special episode for you today. We're sharing an episode of the new podcast from APM Studios and Western Sound called “Ripple.” The largest oil spill in American history captivated the public's attention for the entire summer of 2010. Authorities told a story of a herculean response effort that made shorelines safe and avoided a worst case…
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Come with us on a voyage to one of the most remote, biodiverse and "sharkiest" places on the planet with leading expert Pelayo Salinas, co-principal investigator of shark ecology and conservation at the Charles Darwin Foundation and Save Our Seas Foundation project leader. In this episode we go on a dive to observe scalloped hammerheads visiting th…
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Today, we hear the story of one fish and its journey to fame: the red drum, or more commonly known as the classic redfish. And whether the decline of this fish is a warning of a bigger collapse. This episode was produced in collaboration with the Food & Environment Reporting Network, an independent, nonprofit news organization. This episode was rep…
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The ocean is rising across the South faster than almost anywhere else in the world. Today, Eva Tesfaye, a reporter for Sea Change, talks to the two journalists behind the Washington Post’s new series “The Drowning South.” Chris Mooney and Brady Dennis discuss their data-driven reporting, which takes them from Texas to North Carolina. It’s a fascina…
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Professor Lucy Blue speaks to Professor Giulia Boetto from the French National Centre for Scientific Research about what is possibly the oldest fully hand-sewn boat to be discovered in the Mediterranean. First spotted by fisherman in Zambratija Bay off a beach in northern Croatia, closer examination by archaeologists revealed small holes in the pla…
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Sea Change’s series, “All Gassed Up,” exposes the enormous scale of the global expansion of liquified natural gas. Our reporting revealed that this gas expansion not only has big impacts on local communities like Cameron Parish but also on the planetary scale for our future climate. The expansion threatens the effort to slow climate change. And, th…
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Thresher sharks are known for their unusual hunting strategy. They use their long tail like a whip, striking it so fast that it creates a shockwave capable of stunning multiple fish at once! But how does their anatomy support such an extreme movement? In today’s episode we find out! We talk with Jamie Knaub, who researches the biomechanics and vert…
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Conservation is often more about understanding people than studying the animals we are trying to protect. In this episode we learn from Dr Hollie Booth, research fellow at the University of Oxford, who has worked extensively with small-scale fisheries in Indonesia, the world’s largest shark fishing nation. Hollie’s work aims to disentangle the driv…
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Japan was the world’s largest importer of LNG for half a century. In the final episode of “All Gassed Up,” we travel to Asia to learn how the global gas industry is expanding — how the need for LNG continues to be sold. Right now, LNG is in its golden age – times are good, profits are high. And Japan’s big bet is that these good times will keep rol…
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Professor Lucy Blue speaks with archaeologist Dr Harald Lübke from the Leibniz Centre for Archaeology about a recent discovery in the Baltic Sea off Germany that may be Europe’s oldest human-made underwater megastructure. Christened the ‘Blinkerwall’, it’s a continuous low wall made of hundreds of granite stones that stretches for around a kilometr…
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The ocean is warming at a rapid pace. This year (2024) began with the highest global Sea Surface Temperature (SST) on record, and scientists are already warning of mass coral bleaching events and other worrying consequences for marine life. But how could rising temperatures impact sharks, particularly in the early stages of life when they are most …
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Until the Ukraine War, Russia was Europe’s biggest supplier of natural gas. After the invasion, political leaders wanted off Russian gas, and fast. So, they turned to the U.S. In part two, we follow American gas all the way to Germany — Europe’s biggest energy consumer, where the energy crisis hit hardest. US LNG provided a lifeline for Germany. Bu…
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In February 2024, a round stingray from a small, rural aquarium in the middle of a shopping mall unexpectedly took the world by storm. She was pregnant, but how this had happened was a complete mystery - there were no male stingrays in the tank, nor had there ever been... In this episode we are joined by scientist and science communicator Dr David …
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Right now in the US, there is a GAS BOOM. A liquified natural gas boom — or LNG. The US produces the most LNG in the world. And the epicenter of this massive expansion? It’s here on the Gulf Coast. For the last year, we’ve traversed Louisiana trying to uncover what this growing LNG industry means for the state. But, after talking with everyone – fr…
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The international shark fin trade is a billion-dollar industry. It is also driving declines in shark populations around the world. In this episode, we are joined by Luke Warwick, expert in global shark policy, to learn how CITES - an international agreement between governments to regulate trade in endangered species - could help protect sharks and …
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Professor Lucy Blue speaks to Dr Mohamed Mustapha Abd El-Maguid, from the Ministry of Tourism and Antiquities in Egypt. An expert in ancient ship construction, he has installed a reconstruction of a late Roman-early Byzantine ship in the recently re-opened Graeco-Roman Museum in Alexandria, Egypt. The pearl of the Mediterranean, Alexandria was the …
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Do sharks have ears? Are they good listeners? What are they listening for? Do great white sharks get freaked out by orca sounds? And what kind of music do sharks like?! We cover all this and so much more with bio-acoustician and shark hearing expert, Dr Lucille Chapuis. Join us for a fact-filled episode that includes disco sharks, curious humpbacks…
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Sea Change is back with a brand new season. And this time, the stakes are even higher. We launch new investigations, travel around the world, and look at how a sea change is underway to solve some of our biggest problems. Come with us to investigate and celebrate life on our changing coasts. Every two weeks, we bring you stories that illuminate, in…
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Time travel. Ancient coral reefs. Shark sleuthing. The AMAZING properties of shark skin...this episode has it all! We're chatting with Dr Erin Dillon, conservation paleobiologist and researcher at the Smithsonian Tropical Research Institute. Erin's work uses fossilised shark skin (fancy term: dermal denticles) as a window into the past, to understa…
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Professor Lucy Blue speaks to Dr Crystal el Safadi who has recently recovered from a series of unfortunate events sailing the Kyrenia- Liberty. It is the third replica reconstruction of the 4th-century BC Greek merchant ship discovered in 1965 off the coast of northern Cyprus. Built in 2002, it has been on several voyages, however this one in Septe…
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Sea Change is taking a short break before Season 2 launches in March, and we plan to start the season off with a bang. Last fall, we traveled all over the world to report a series about a massive expansion of fossil fuels on the Gulf Coast and what it could mean for the planet. We are very excited to share it with you soon, but in the meantime, we …
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(You can totally hear my dog, Brownie, snoring in the background on parts of the episode, sorry!) This week I talk about Brett Hemphill, a famous cave diving explorer. Found out more on this week's episode of Narcosis: Into the Deep. Find out more about Karst Underwater Research: https://sites.google.com/view/karstunderwater/home ADM Foundation Exp…
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Sometimes, it can be hard to find the bright spots amid feelings of uncertainty about the future of our planet. But they're there. Today on Sea Change, we're focusing entirely on solutions. Stories about the good. We hear about a landscape architect in China who's pushing his city to become spongier as part of the global push for cities to rip up t…
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It's our 50th episode!! To celebrate, host Isla is joined by shark scientist and CEO of the Save Our Seas Foundation Dr James Lea to talk about the amazing evolutionary success of sharks and their relatives. We talk about just how much sharks have had thrown at them over the 440 million years they've existed on this planet (super volcanoes, ice age…
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