Invasive lionfish spread across 7.3 million square kilometres of the Atlantic and Caribbean
Lionfish, likely introduced through aquarium releases, have colonised 7.3 million square kilometres in less than three decades. Females can produce about two million eggs annually, and the species has few effective predators in the region.
By DoomRadar · Published on DoomRadar .
Why it matters
The invasion threatens marine ecosystems and fisheries across a vast transnational area.
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- Aquarium releases probably seeded the Atlantic lionfish invasion; with females producing about two million eggs a year and almost no predators capable of controlling them, the fish colonised 7.3 million square kilometres of the western Atlantic and Caribbean in less than three decades. ↗scienceblog.com · Recorded source date: Aug 30, 2026, 2:16 PM UTC
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