Word on the Reef

Marine biologist and scuba legend Steve Sinclair is back again this week to finish revealing the Top 50 Dive Sites in Australia . Steve has spent over five decades exploring every reef, wreck and cave from Tasmania to the Top End — and now he’s sharing his secret spots with us! From world-famous coral gardens on the Great Barrier Reef to secret, world-class dive spots you’ve never heard of, Steve...

Think you know Australia’s best dive sites? Think again! Marine biologist and scuba legend Steve Sinclair has spent over five decades exploring every reef, wreck and cave from Tasmania to the Top End — and now he’s revealing the Top 50 Dive Sites in Australia . From world-famous coral gardens on the Great Barrier Reef to secret, world-class dive spots you’ve never heard of, Steve shares insider st...

What do underwater art museums, bomb tests, and citizen science have in common? They're all part of the story of the Great Barrier Reef’s past, present—and possible future. Our guest this week is Dr. Adam Smith—freediver, marine biologist, and founder of Reef Ecologic , a Townsville-based social enterprise leading innovative reef conservation through research, education, and community action....

Today we're traveling back to South Australia for an update on the devastating toxic algal bloom that's been unfolding there over the last seven months, and what it it's been like for the divers who know and love these waters. Marine Biologist and Divemaster Sarah Franke from Divers for Climate has just returned from a research trip to learn about how the disaster is impacting the S...

First Nations people have been caring for land and sea along the Great Barrier Reef Coast for thousands of years. In this powerful interview, Traditional Owner Gavin Singleton explains the enduring connection First Nations people have with the Reef, what they're doing to help protect it, and how we can all foster a stronger connection with each other and the Reef. The didgeridoo recording at...

Scott Reef, Australia’s largest remote offshore reef, is a breathtaking sanctuary for corals, fish, rare sea snakes, nesting turtles, and pygmy blue whales. But this natural wonder is under threat from a mega gas drilling and carbon dumping proposal. Fossil fuel campaigner Louise Morris from the Australian Marine Conservation Society joins us to explain what’s at stake and how we can fight back. P...

Cyclones are part of life in the tropics, but climate change is making them stronger and more destructive. On the Great Barrier Reef, their force can pulverise thriving coral gardens into unstable rubble fields where baby corals struggle to grow. But there’s hope! In this week’s episode, we dive into an innovative solution that’s helping damaged reefs bounce back — and discover how you can play a...

Seagrass meadows are the unsung heroes of the Great Barrier Reef – nurseries for fish, food for turtles and dugongs, and a frontline defence against climate change. But after a massive die-off, Dr Tim Smith and the team at JCU TropWATER faced a huge challenge: how do you restore these fragile ecosystems while dealing with crocodiles, stingers, and waist-deep mud? The answer: helicopters, hovercraf...

Ever dreamed of exploring the Great Barrier Reef for free—while making a real difference? With Reef Check Australia , volunteers can join survey dives and help clean up marine debris, all while experiencing the Reef up close. But what does it take to become a qualified reef surveyor? In this episode, Reef Check Australia’s General Manager, Jodi Salmond, shares how you can get involved and play a h...

What has no arms, no legs, and no brain, but can flash like a disco light, help control pests and kill you in minutes? Queensland Museum 's mollusc expert Darryl Potter has spent three decades fearlessly tracking down these armoured beasts all along the Great Barrier Reef, and he's here to tell us why they're more than just an ornament for your bathroom. It's one shell of a sho...

Growing up with ADHD and Dyslexia, Aliah Banchik never thought she could achieve calm focus, let alone become a successful scientist, artist and Netflix star. Then she discovered sharks. In this inspiring episode, Aliah shares her mission to reshape how we see both sharks and neurodivergence, revealing the beauty in misunderstood animals and people alike. We’ll also chat about her journey on Netfl...

Did you know some of our marine fish are living DOUBLE LIVES? That’s right, they want the best of both worlds, saltwater and freshwater. So one minute they’re living the dream on a beautiful coral reef, next minute they’ve decided they need a tree change, and they’re swimming up into our rivers. What are they doing there? And importantly – what happens when humans build dams, causeways and other w...

Whale sharks—harmless, majestic giants—have long been mystery visitors on the Great Barrier Reef, their movements shrouded in secrecy... until now. In a groundbreaking discovery, scientists have identified the Reef’s first known whale shark aggregation site. Join us as we uncover where these elusive creatures have been hiding with Ingo Miller—marine biologist turned shark detective. On a mission t...

Australian comedian Kirsty Webeck loves sea creatures. She's learned a lot about them through her lifelong passion for snorkelling - and now she's here to share what the sperm whales don't want you to know.  She is currently touring with her live standup show called Everything I Need to Say About Sea Creatures and it's a real hoot to have her joining us on Word on the Reef this...

Meet Mike Atkinson — former military pilot turned solo adventurer, survival expert, and filmmaker. In one of the boldest voyages ever attempted, Mike hand-carved a dugout canoe and sailed it 1,500 kilometres up the Great Barrier Reef — from Townsville to the Torres Strait — using only traditional, handmade fishing and hunting tools. No engine. No GPS. No esky. Surviving on stingray, dried kangaroo...

Welcome to the ocean -- where your genitals are on your face, males give birth, and gender is more of a suggestion than a rule. You can snooze in a bubble of your own vomit or switch sexes overnight without anyone batting a fin. What a world! This week we’re joined by Mike Scotland - marine biologist, underwater photographer, and editor of DiveLog Magazine . With 50 years of diving, thousands of d...

The 1990s was a wild west era for fishing on the Great Barrier Reef. Even after being declared a Marine Park and a World Heritage area, more than 95% of the Great Barrier Reef was still being fished, and things were heading downhill fast. Then came a bombshell report that exposed what was really going on beneath the surface -- and all hell broke loose. What followed was a fierce battle known as th...

Ever since he kept a pet shark as a kid, Richard Fitzpatrick has made it his life’s mission to rewrite the story of one of the ocean’s most misunderstood predators. Now an Emmy-winning cinematographer, marine biologist and shark researcher, he’s spent more than 15,000 hours swimming with sharks — filming them, tagging them, and tracking them for science, often using wildly unorthodox (and very han...

Did you know you can help with coral research on the Great Barrier Reef without even leaving your couch? On this week's episode of Word on the Reef , get ready to swipe right on high-value corals as we dive into the incredible world of citizen science. Our guest is Nicole Senn, Head of Engagement at Citizens of the Reef and passionate ocean advocate, who reveals how everyday people all over t...

Did you know that deforestation up to 1,000 kilometres inland can harm coral reefs and potentially fuel outbreaks of coral-eating starfish? This week we explore one of the lesser-known but critical threats to the Great Barrier Reef: declining water quality due to land clearing. Our guest this week is Sarah Sims , a conservation and land management expert, dive instructor, and underwater photograph...

Did you know Aussies are among the worst plastic polluters on the planet - second only to Singapore for our use of single-use plastic packaging? Every year, 145,000 tonnes of plastic waste leak into our environment, and most of it comes from our supermarkets. Many of these plastics are not recyclable, and even when binned “correctly," they escape - blown by wind, swept by rain - ending up in...

In South Australia, a toxic algal bloom has resulted in more than 12,000 marine animals from nearly 450 different species washing up dead on local beaches, turning once-thriving ecosystems into underwater graveyards and leaving locals traumatised... But what's causing this disaster, and what can we do about it? This week's guest: Stefan Andrews , marine biologist, filmmaker, educator, an...

Climate Change is the biggest threat to coral reefs worldwide, causing unprecedented coral bleaching events. But there are things we can all do to help - and you don't need to be a marine biologist or even live anywhere near the ocean to make a difference! Here's your guide to powerful, practical climate action to help save the Great Barrier Reef - and the best part? You can do it from a...

This week we head to the remote beaches of the Great Barrier Reef—where plastic pollution is piling up faster than we can clean it. But is picking up rubbish really the solution? Or just the beginning? Join us as we play trash detective with marine debris expert Heidi Tait , founder of Tangaroa Blue and the Australian Marine Debris Initiative . From her early days as a dive instructor to shaping g...

Brett Wright has spent the past 30 years taking visitors to the Great Barrier Reef from Port Douglas with his tour company Windswell Adventures—and he's seen the changes up close. From worsening coral bleaching to the devastation of extreme weather events, climate change is no longer a distant threat, but a reality affecting his livelihood and the Reef he loves. Brett shares a heartfelt call...