Insights from recent episode analysis
Audience Interest
Podcast Focus
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Platform Reach
Insights are generated by CastFox AI using publicly available data, episode content, and proprietary models.
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Est. Listeners
Based on iTunes & Spotify (publisher stats).
- Per-Episode Audience
Est. listeners per new episode within ~30 days
1,001 - 10,000 - Monthly Reach
Unique listeners across all episodes (30 days)
5,001 - 25,000 - Active Followers
Loyal subscribers who consistently listen
501 - 5,000
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Reach across major podcast platforms, updated hourly
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* Data sourced directly from platform APIs and aggregated hourly across all major podcast directories.
On the show
From 1 epsHost
Recent guests
Recent episodes
Episode 63: Dolphins with Martina Zimmitti
Apr 15, 2026
53m 58s
Episode 62: Whales with Vanessa Pirotta
Dec 8, 2025
48m 36s
Episode 61: Nautilus with Johanna Sherrill
Nov 11, 2025
48m 41s
Episode 60: Manta Rays with Mox Ismail
Oct 12, 2025
55m 35s
Episode 59: Quirky Seacreatures with Kirsty Webeck
Jun 18, 2025
40m 42s
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| Date | Episode | Topics | Guests | Brands | Places | Keywords | Sponsor | Length | |
|---|---|---|---|---|---|---|---|---|---|
| 4/15/26 | Episode 63: Dolphins with Martina Zimmitti✨ | dolphinsmarine mammals+3 | Martina Zimmitti | — | — | dolphinsmarine life+3 | — | 53m 58s | |
| 12/8/25 | Episode 62: Whales with Vanessa Pirotta | Send us Fan Mail Matt and Vanessa chat all about the wonderful world of whales! From the differences between toothed and baleen whales to how they all have belly buttons and that they are a relative of the hippo. Vanessa brings a wealth of amazing whale knowledge to the SEACREATURES podcast. Part 1 of our end of year whale theme! Check out Vanessa Pirotta's website https://www.vanessapirotta.com/ Her social media channels https://www.instagram.com/drvanessapirotta and her book&nbs... | 48m 36s | ||||||
| 11/11/25 | Episode 61: Nautilus with Johanna Sherrill | Send us Fan Mail Matt and Johanna chat about the mysterious Nautilus! A still very understudied but amazing animal closely related to Octopus and Cuttlefish. Johanna who worked as a veterinarian treating Nautilus has all kinds of cool and awesome information about these deep sea ancient species. From the how their shell works to what they eat, everything Nautilus is covered on this episode of Seacreatures Podcast. Check out the books Johanna recommends https://www.goodreads.com/book/sho... | 48m 41s | ||||||
| 10/12/25 | Episode 60: Manta Rays with Mox Ismail | Send us Fan Mail In this episode Matt talks to Mox all about Manta Rays. Mox has spent most of his life diving and snorkelling with these amazing animals and is able to share some very special insights. From cephalic lobes to theories on what Manta Rays eat, tune in to learn more about these gentle giants of the sea. Learn more and connect with Mox on his social media accounts https://www.instagram.com/mox_dives https://www.instagram.com/m.o.c.s_initiative Learn more about Manta R... | 55m 35s | ||||||
| 6/18/25 | Episode 59: Quirky Seacreatures with Kirsty Webeck | Send us Fan Mail Matt chats to comedian Kirsty Webeck all about some weird and wonderful ocean animals. From the Vampire squid to the Wobbegong shark and the Costasiella seaslug the ocean is home to some very quirky seacreatures. Learn about the shark that can bite its own tail, the squid that has bioluminescent mucus instead of ink and the seaslug with solar all on this episode of the Seacreatures Podcast. Check our Kirsty Webeck's website for upcoming shows (some of which are partially abou... | 40m 42s | ||||||
| 4/22/25 | Episode 58: Livyatan the Ancient Sperm Whale with Ben Francischelli | Send us Fan Mail Matt and palaeontologist guest Ben Francischelli chat all about the extinct super predator Livyatan. A 3 million year old giant Sperm Whale that roamed the oceans and likely preyed upon animals like the Megalodon Shark. With huge 40cm teeth, Livyatan was perhaps one of the biggest predators to ever live! Ben talks us through what its like to look for the fossils of a Livyatan and the inferences we can make from these ancient fossils. Check out Ben's work on his Instagra... | 45m 52s | ||||||
| 2/10/25 | Episode 57: Ruby Seadragons with Nerida Wilson | Send us Fan Mail On this episode of the podcast, guest Nerida Wilson talks to host Matt Testoni all about the little known species the Ruby Seadragon. Whilst the Weedy and Leafy Seadragons garner lots of attention there is actually a third species of Seadragon in the world that was only described in 2015. So what do we know about a species so new to marine biology? Find out in this episode of the Seacreatures Podcast. To learn more about Nerida's project Seadragon Search check out... | 35m 09s | ||||||
| 12/14/24 | Episode 56: Lumpsuckers with Ruben Vermeule | Send us Fan Mail On this episode Matt chats to Ruben Vermeule all about diving with Lumpsuckers in the Netherlands. Learn about this amazing fish that is commonly dived with but not talked about enough. From creating a "nest" to turning orange they are one quirky fish! Check out Ruben's Instagram https://www.instagram.com/eendierofzo/ Check out Dan Musil (our theme composer) https://danmusilmusic.com/ or https://www.facebook.com/dan.musil.music Visit the Seacreatures Inst... | 27m 59s | ||||||
| 10/20/24 | Episode 55: Stromatolites with Zoe Kean | Send us Fan Mail On this episode of the Seacreatures Podcast, Matt chats to Zoe Kean all about the world of Stromatolites. These ancient single celled organisms are one of the original, oldest and first seacreatures on our planet and can still be found in small isolated locations today!!!! Zoe uses them in her latest book to both start and finish explaining why we are who we are in a biological sense. Learn more about Stromatolites in Zoe Kean's book at her book launch https://w... | 34m 57s | ||||||
| 8/31/24 | Episode 54: Sharks with Madi Green | Send us Fan Mail In this episode of Seacreatures we chat to Madi Green, a forensic marine ecologist all about the wonderful world of sharks. Matt and Madi chat about everything shark including how some shark babies are born with tiny sheaths on their nose and what species is the world smallest shark. Learn more about sharks here https://www.shark-references.com/ Check out some of Madi's work on her Instagram https://www.instagram.com/madigreenmarine/ Check out the Big Fish Card Game here h... | 43m 46s | ||||||
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| 7/28/24 | Episode 53: Seals with Mary-Anne Lea | Send us Fan Mail Matt and Professor Mary-Anne chat all about the world of Seals. Mary-Anne shares lots of awesome information about seal biology, facts about how they sleep and dive, and even what it's like to sit next to a 3 tonne Elephant Seal. Check out Professor Mary-Anne Lea's work here https://mpredlab.org/ and on Instagram https://www.instagram.com/mpred_lab/ or X (Twitter) https://x.com/icetempete Check out Dan Musil (our theme composer) https://danmusilmusic.com/ or https://... | 36m 09s | ||||||
| 6/30/24 | Episode 52: Lionfish with Klaus Stiefel | Send us Fan Mail Matt and Klaus talk all about the world of the Lionfish in this episode of the SEACREATURES podcast. Klaus shares some amazing insights into why Lionfish are so environmentally damaging in the Caribbean but beloved and in the Pacific. And, we chat about Klaus's latest book! Check out Klaus's website here https://pacificklaus.com/ and see his awesome photos https://www.flickr.com/photos/pacificklaus/ and his latest book (featuring a great chapter on Lionfish!) https://shop... | 27m 41s | ||||||
| 5/31/24 | Episode 51: Squid with Gretta Pecl | Send us Fan Mail In this episode Matt chats to squid and climate scientist Gretta Pecl all about the amazing world of squid! From their bizarre and various mating behaviours to why their skin and ink is so cool. If you love squid facts this is the episode for you! Check out Gretta's citizen science project REDMAP here https://www.redmap.org.au/ Gretta's squid articles here https://www.redmap.org.au/article/squid-the-biology-basics/ https://www.redmap.org.au/article/squid-mating-calamari-nup... | 36m 33s | ||||||
| 4/26/24 | Episode 50: An interview with your host Matt Testoni | Send us Fan Mail In episode 50 of the seacreatures podcast we celebrate this milestone show by mixing the it up a bit and having your host Matt Testoni as the guest. Matt's good friend Suz Kroeber interviews the seacreatures podcast host all about why he loves diving, how he goes about taking underwater photos, and his ocean passion. Check out Matt Testoni's photography on Instagram https://www.instagram.com/matt_testoni_photography/ or at https://www.mtunderwatermedia.com Check out Dan Mu... | 33m 23s | ||||||
| 3/28/24 | Episode 49: Basking Sharks with Rachel Brooks | Send us Fan Mail Matt chats to ocean artist Rachel Brooks all about the amazing world of the Basking Shark. Not only do Rachel and Matt chat about some cool facts, they also delve into the vast amount of unanswered questions that remain about the lives of Basking Sharks. From where they breed to why they might have Lampreys attaching to them, its all a bit of a mystery. Check out Rachels amazing art here https://rachelbrooksart.com/ or here https://www.instagram.com/rachelbrooksart Learn m... | 42m 37s | ||||||
| 2/19/24 | Episode 48: Eels with Malcolm Johnson | Send us Fan Mail Matt chats to Eel advocate and enthusiast Malcolm Johnson all about this amazing seacreature. Malcolm talks all about how Eels start their lives as tiny larvae way out at sea and migrate, and morph as they journey back into rivers and lakes, before returning decades later to the sea where they were born. Learn more about Eels with Malcolm by visiting his webpage https://bio.site/malcolmsjohnson or Instagram https://www.instagram.com/maclikesthesea/ and watc... | 35m 55s | ||||||
| 2/3/24 | Episode 47: Whale Sharks with Jake Wilton | Send us Fan Mail Matt chats to wildlife photographer Jake Wilton all about the world of the Whale Shark. From how to photograph one these incredible animals to what it's like to swim and work alongside the worlds biggest fish. Checkout Jake Wilton's fantastic photographic work on Instagram https://www.instagram.com/jakewiltonphoto and his website https://www.jakewiltonphoto.com/ Learn more about Whale Shark identification and citizen science by visiting https://www.sharkguardian.org/whale-... | 30m 59s | ||||||
| 12/21/23 | Episode 46: The Gloomy Sydney Octopus with Lawrence Sheele | Send us Fan Mail Lawrence Sheele and Matt Testoni talk all about the amazing world of the Gloomy Octopus (also known as the Sydney Octopus) in this episode of the Seacreatures Podcast. Lawrence talks all about how the Gloomy Octopus is one of the only octopus to be observed as living in a small community, nicknamed Octopolus and why this seacreature is one of his all time favourite animals. Check out Lawrence's website https://www.lawrencescheele.com/ and his Instagram https://www.inst... | 22m 06s | ||||||
| 11/24/23 | Episode 45: Horseshoe Crabs with Quinn Whitesall McHerron | Send us Fan Mail In this episode Matt and marine biologist Quinn chat all about the incredible animal that is the Horseshoe crab. Quinn explains how this unusual seacreature is not a crab at all, but is actually more closely related to scorpions, has unique and medically special blood, and walks a huge distance on the seafloor to lay eggs up on dry land! Learn more about Horseshoe crabs and Quinn's work here https://www.littoralsociety.org/horseshoe-crabs.html https://www.littoralsociety.or... | 27m 44s | ||||||
| 10/23/23 | Episode 44: White's Seahorse with Dave Harasti | Send us Fan Mail In this episode join Matt and Dave Harasti as they chat all about the White's Seahorse. An endangered species that lives, in all places, Sydney Harbour. Dave talks all about his amazing work making seahorse hotels that create new habitats for the White's Seahorse. To learn more about White's Seahorse visit https://www.dpi.nsw.gov.au/fishing/threatened-species/what-current/endangered-species2/whites-seahorse and to see Dave Harasti's amazing photography visit http://www... | 33m 35s | ||||||
| 8/10/23 | Episode 43: Short Tailed Shearwaters with Olly Dove | Send us Fan Mail Join Matt Testoni and Olly Dove as they delve into the world of the Short Tailed Shearwater. Olly has worked with these birds on islands in Tasmania and shares her first hand knowledge of what its like being a sea bird researcher. From making sure you have a shearwater nest and not a penguin nest to to the hazards of seabird research, Olly is a wealth of shearwater knowledge! Check out Olly's podcast, That's What I Call Science https://thatsscience.org/ and her adventures on... | 32m 24s | ||||||
| 7/26/23 | Episode 42: Giant Pacific Octopus with David Scheel | Send us Fan Mail Join Matt Testoni and David Scheel as they chat all about the incredible world of the Giant Pacific Octopus. David tells us some remarkable facts and behaviours he has studied along with what its like to encounter these amazing underwater animals. Check out David Scheel's new book https://www.amazon.com.au https://www.barnesandnoble.com https://www.booktopia.com.au and David's webpage https://alaskaoctopus.com/ Check out Dan Musil (our theme composer) https://danmusilmusic... | 34m 32s | ||||||
| 6/27/23 | Episode 41: Leatherback Sea Turtles with Sam Riley | Send us Fan Mail In this episode Matt chats to Sam all about the amazing world of Leatherback Sea Turtles. Sam talks about his experiences working with this enormous animal and how they have some rather unique and astonishing biological skills. Check out Sam's Instagram https://www.instagram.com/samriley_wildlife and learn more about them here https://www.worldwildlife.org/species/leatherback-turtle https://www.iucnredlist.org/ Check out Dan Musil (our theme composer) https://danmusilmusi... | 36m 25s | ||||||
| 5/30/23 | Episode 40: Squid with Matty Smith | Send us Fan Mail In this episode Matt and Matt talk all about squid and what it's like to spend time around these amazing animals. This episodes guest Matty Smith is a talented underwater photographer who isn't afraid of an early morning 5am night dive if it means he gets to photograph the local squid population. He also shares a few tips on how to photograph these almost alien seacreatures. Check out Matty Smiths' work on his website https://www.mattysmithphoto.com/ or his Instagram... | 26m 55s | ||||||
| 4/22/23 | Episode 39: Orcas with Hanne Strager | Send us Fan Mail In this episode Matt chats to Hanne Strager all about the society and culture of Orcas. Hanne has spent years researching the culture and stories of these amazing animals for her new book, The Killer Whale Journals Our Love and Fear of Orcas. She shares a couple of her favourite stories, from Orcas that get bullied by bigger whales to those that like to break boat rudders. Check out Hanne's website https://hannestrager.com/ and her Instagram for her incredible Or... | 43m 22s | ||||||
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Chart Positions
12 placements across 11 markets.
Chart Positions
12 placements across 11 markets.