Living Light:

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Activity

Each group represents a different animal.

There are 2-3 groups of each animal. GOAL:

Locate the other groups of your kind using ONLY the light pattern you were given as communication.

NO TALKING!

Activity

Why would an animal want to locate others of its same kind?

Why would it use light for this?

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Euphotic Zone < 200 m

“Twilight” Zone 200-1000 m

Aphotic Zone > 1000 m

Life in the Deep Sea

Creatures of the Deep Sea

Vibrio fischeri

http://www.medmicro.wisc.edu/labs/ruby/pictures/research/index.html

Beroe forskalii

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Deiopea

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Euphausia pacifica

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Japetella

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Phylliroe

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Tomopteris

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Anglerfish (Lophiiformes)

http://www.solarnavigator.net/films_movies_actors/cartoons/finding_nemo.htm

Anglerfish (Lophiiformes)

http://people.whitman.edu/~yancey/midwater.html

Uses of Bioluminescence

Communication Finding a mate Friend vs. Foe

Defense Confuse or blind a predator Camouflage

Finding food Attract prey Illumination

http://www.lifesci.ucsb.edu/~biolum/organism/photo.html

Life in the Deep Sea

What other challenges do deep sea creatures face?

http://www.phytoplanktoncenter.com/index.php?route=product/product&path=36&product_id=50

Reference

“Lighting up the sea” lesson plan from National Geographic Xpeditions. 5 Oct 2009.

http://www.nationalgeographic.com/xpeditions/lessons/08/g35/seaslighting.html

© 1998-2008 National Geographic Society.