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A viral TikTok about fish aggregation devices drifting into marine protected areas got Andrew thinking about a topic he hasn't covered in a while: ghost nets. In this episode, he breaks down what ghost nets actually are, the scientific term for them (ALDFG, or abandoned, lost, or otherwise discarded fishing gear), and why they're a growing, well-documented problem from the ocean surface all the way down to the deep seafloor.
Andrew walks through what the peer-reviewed research shows: entanglement patterns across whales, seals, sea turtles, and coral reefs, a personal diving story off Big Cayman where he watched a ghost net get cut free from a loggerhead sea turtle, and the real economic and technical challenges holding back solutions like ropeless fishing gear and biodegradable nets. He also covers where progress is actually happening, from derelict net removal programs to circular economy recycling models.
This isn't a "just stop fishing" episode. Andrew makes the case that ghost nets are a solvable, adaptable problem, but one that needs more research funding, cheaper technology, and stronger enforcement to get there.
Takeaways from this episode:
Support Independent Podcasts: https://www.speakupforblue.com/patreon
Need help with your ocean non-profit, company, or project? Get the help you need with Pisces Oceans Inc.: https://www.piscesoceans.ca Connect with Speak Up For Blue Website: https://bit.ly/3fOF3Wf Instagram: https://bit.ly/3rIaJSG TikTok: https://www.tiktok.com/@speakupforblue Twitter: https://bit.ly/3rHZxpc YouTube: www.speakupforblue.com/youtube
By Andrew Lewin4.8
189189 ratings
A viral TikTok about fish aggregation devices drifting into marine protected areas got Andrew thinking about a topic he hasn't covered in a while: ghost nets. In this episode, he breaks down what ghost nets actually are, the scientific term for them (ALDFG, or abandoned, lost, or otherwise discarded fishing gear), and why they're a growing, well-documented problem from the ocean surface all the way down to the deep seafloor.
Andrew walks through what the peer-reviewed research shows: entanglement patterns across whales, seals, sea turtles, and coral reefs, a personal diving story off Big Cayman where he watched a ghost net get cut free from a loggerhead sea turtle, and the real economic and technical challenges holding back solutions like ropeless fishing gear and biodegradable nets. He also covers where progress is actually happening, from derelict net removal programs to circular economy recycling models.
This isn't a "just stop fishing" episode. Andrew makes the case that ghost nets are a solvable, adaptable problem, but one that needs more research funding, cheaper technology, and stronger enforcement to get there.
Takeaways from this episode:
Support Independent Podcasts: https://www.speakupforblue.com/patreon
Need help with your ocean non-profit, company, or project? Get the help you need with Pisces Oceans Inc.: https://www.piscesoceans.ca Connect with Speak Up For Blue Website: https://bit.ly/3fOF3Wf Instagram: https://bit.ly/3rIaJSG TikTok: https://www.tiktok.com/@speakupforblue Twitter: https://bit.ly/3rHZxpc YouTube: www.speakupforblue.com/youtube

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