Bioluminescing Dinoflagellate

Sunset? Time to glow! A biological clock triggers bioluminescence in the dinoflagellate Pyrocystis fusiformis. At dusk, cells produce the chemicals responsible for its light. Hear from marine scientists about what it's like to encounter bioluminescent animals in the deep sea. 

A photograph of a bright blue-speckeled dinoflagellate bioluminescing at night.

E. Widder, ORCA, www.teamorca.org

View Related Ocean Media Content

comment_wrapper_curve_top

Share your comments here.

* When you click submit, your comment will be added to the queue for review and will be published after approval.

  • Web page addresses and e-mail addresses turn into links automatically.
  • Allowed HTML tags: <a> <em> <strong> <cite> <code> <ul> <ol> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.
  • Filtered words will be replaced with the filtered version of the word.

More information about formatting options

Type the characters you see in this picture. (verify using audio)
Type the characters you see in the picture above; if you can't read them, submit the form and a new image will be generated. Not case sensitive.

comment_wrapper_curve