email a friend iconprinter friendly icon
Learn More
In Learn More the National Geographic magazine team shares some of its best sources and other information to expand your knowledge of our featured subjects. Special thanks to the Research Division.

Related Links

Search this database run by a team of experts for stats, photos, and reference materials on 28,900 species of fish.


Allen, Gerald R., and Roger Steene. Indo-Pacific Coral Reef Field Guide. Tropical Reef Research, 1998.

Norman, Mark. Cephalopods: A World Guide. ConchBooks, 2000.

Petrinos, Constantinos. Realm of the Pygmy Seahorse. Starfish Press, 2002.

Severns, Mike. Sulawesi Seas: Indonesia's Magnificent Underwater Realm. Staples Ecenbarger Publishing, 1994.

NGS Resources

Kaufman, Les. "One Fish Two Fish Red Fish Blue Fish: Why are Coral Reefs So Colorful."
National Geographic (May 2005), 86-109.

Grove, Noel. Earth's Last Great Places: Exploring the Nature Conservancy Worldwide. National Geographic Books, 2003.