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Ocean Invaders

Season 49 Episode 16 | 53m 32s

Lionfish–long prized in home aquariums–have invaded the Atlantic, and are now one of the ocean’s most successful invasive species, wreaking havoc in waters across the globe. Join ocean explorer Danni Washington on a journey to find out how they took over, why they’re doing so much damage, and what can be done about it.

Aired: 10/25/22 | Expires: 11/23/22
National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.
Extras
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Meet the surprising, oddball worlds moving around our solar system.
Visit strange, frozen worlds to discover the bizarre ice that forms beyond Earth.
As comets cross the invisible boundary known as the ice line, their ice starts turning into gas.
Discover the powerful volcanic eruptions that have shaped worlds across our solar system.
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  • NOVA Season 34
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  • NOVA Season 31
  • NOVA Season 30
  • NOVA Season 28
  • NOVA Season 27
  • NOVA Season 23
Is engineering humanity’s superpower? See how we can amplify our natural abilities in amazing ways.
Dive into the universe at the tiniest – and weirdest – of scales.
Meet the surprising, oddball worlds moving around our solar system.
Visit strange, frozen worlds to discover the bizarre ice that forms beyond Earth.
Discover the powerful volcanic eruptions that have shaped worlds across our solar system.
What are the weirdest worlds in our solar system, and how did they come to be?
Discover the dramatic forces creating spectacular weather on neighboring planets and moons.
Explore big discoveries that have revolutionized our understanding of the universe.
Explore the spectacular cosmic phenomenon of a total solar eclipse.
Explore the promise and perils of new A.I. technologies.