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Fish: These Fish Have Their Own Lights
Clip: Special | 1m 4sVideo has Closed Captions
What is bioluminescence and how do fish use it?
How do fish deep in the ocean where there is no sunlight see? They have their own lights. Learn more about bioluminescence and fish.
Science Trek is a local public television program presented by IdahoPTV
Major Funding by the Laura Moore Cunningham Foundation and the Idaho National Laboratory. Additional Funding by Sparklight, the Friends of Idaho Public Television and the Corporation for Public Broadcasting.
![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
Fish: These Fish Have Their Own Lights
Clip: Special | 1m 4sVideo has Closed Captions
How do fish deep in the ocean where there is no sunlight see? They have their own lights. Learn more about bioluminescence and fish.
How to Watch Science Trek
Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
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Science Trek
Science Trek is a place where parents, kids, and educators can watch short, educational videos on a variety of science topics. Every Monday Science Trek releases a new video that introduces children to math, science, technology, engineering, and math (STEM) career potentials in a fun, informative way.Fish: Not All Fish in the Sea are Fish
Video has Closed Captions
Are Jellyfish and Cuttlefish actually fish? (1m 4s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipScience Trek is a local public television program presented by IdahoPTV
Major Funding by the Laura Moore Cunningham Foundation and the Idaho National Laboratory. Additional Funding by Sparklight, the Friends of Idaho Public Television and the Corporation for Public Broadcasting.