Skip Navigation

Fact Sheet

Monument Fact Sheet

Located in the Mariana Archipelago east of the Philippines,the Marianas Trench Marine National Monument protects approximately 95,216 square miles of submerged lands and waters.

Learn more

Advisory Council

Advisory Council

The Mariana Trench Monument Advisory Council (MTMAC) provides advice and recommendations on the development of management plans and management of the monument.

Learn more

About the NWRS

National Wildlife Refuge System


The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.

Learn more about the NWRS  

Follow NWRS Online


What's New

James Cameron's Diving Expedition

Join James Cameron and the National Geographic Society on the ride of your life to the bottom of the Mariana Trench! A 3D documentary chronicling filmmaker James Cameron's diving expeditions in his Deepsea Challenger submarine.

Learn more
Page Photo Credits — NOAA
Last Updated: May 27, 2015
Return to main navigation