Your innocent pet goldfish has a secret. If it ever were to go wild, it would turn into a giant predator that could destroy North America's lakes. But how does an adorable shiny beacon of cuteness become such a feared invasive species? And what it's being done to stop the goldfish already wreaking havoc in our lakes? This is the battle against the megalodon Goldfish.
00:00 Monstrous Goldfish Are Taking Over
00:49 Size Limits & Feral "Megalodons"
02:37 Nicole Turner on Lake Ontario Giants
03:14 Why Do Wild Goldfish Get So Large?
03:55 Domestication History & Selective Breeding
05:34 What Happens When Goldfish Go Feral?
07:27 The Fishway Barrier at Cootes Paradise
08:34 Natural Predators & Rapid Breeding
10:11 Extreme Survival Adaptations (Torpor & Alcohol)
11:59 Environmental Destruction & "Suck-Spit" Feeding
14:49 How Goldfish Invade & Modern Eradication Methods
16:43 The Traitor Fish Method (Acoustic Telemetry)
18:25 Researching Asexual Reproduction (Clones)
20:09 Community Involvement & Education ("Don't Let It Loose")
22:45 Protecting Our Waterways
Check out the Cootes Paradise Fishway:
https://www.rbg.ca/stewardship/conservation-and-preservation/fishway/
Examining the nature of the beast.
From apex predators to the planet's strangest creatures, Animalogic goes deep into the science, behavior, and biology of the animal kingdom, one species at a time.
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