Divers Hunt Venomous Fish Invading Our Oceans

Season 49 Episode 16

About the Episode

Without any natural predators, invasive lionfish populations grow unchecked and wreak havoc on marine ecosystems. Watch free divers hunt these poisonous fish.

Aired: | Expires: | Runtime: 3m 00s

Recent Episodes

Episode 8, Season 51<br> Decoding the Universe: Cosmos

Explore big discoveries that have revolutionized our understanding of the universe.

NOVA

| 53:38
Episode 7, Season 51<br> Secrets in Your Data

Find out who’s using your data and what you can do about it.

NOVA

| 53:40

Become a GBH sponsor

Extras

Solar System: Storm Worlds Preview

Discover the dramatic forces creating spectacular weather on neighboring planets and moons.

0:30
What Happened to the Hole in the Ozone Layer?

In the 1980s scientists discovered a crucial part of the Earth’s atmosphere was extremely thin.

3:13
Could Jurassic Park Actually Happen?

Will we ever get dinosaur DNA?

1:55
How Deepfakes Manipulate Reality

Deepfakes are getting more convincing and easier to make.

4:22
Legacy of the Land

Native American communities share their culture and knowledge to address climate change.
Harvesting the Future

Ak-chin farming makes desert agriculture possible, and now, those practices help communities today.

9:22
Megadroughts and Indigenous Voices

The Southwest is in a megadrought, but Native Americans have survived them before.

7:51
Standing the Heat

Reintroducing the hogan, an earthen Navajo structure that stays cool in the summers without AC.

8:44
Tides of Tradition

Following a local Unangax̂ hunter, hear the realities of food access in the changing Arctic.

9:47
Keepers of the Coastline

In Northern California, Marine science is guided by Tolowa Dee-ni' Nation’s community and culture.

11:56