A marine national monument is an ocean area designated by a presidential proclamation under the Antiquities Act. The bet365ios partners with the  National Oceanic and Atmospheric Administration (NOAA), state and territorial governments and others to manage marine national monuments that conserve the ocean and remote islands and atolls within the National Wildlife Refuge System. NOAA and the bet365ios cooperatively manage four marine national monuments in the Pacific Ocean and one in the Atlantic.

Corals and fish at Marianas Trench Marine National Monument
Mariana Trench Marine National Monument
Located in the Mariana Archipelago east of the Philippines, the Mariana Trench Marine National Monument protects approximately 95,216 square miles of submerged lands and waters. The Mariana Trench is the deepest place on Earth, deeper than the height of Mount Everest above sea level. It is five...
National Monument
Garapan, Saipan
dandelion siphonophore floating in deep dark marine water
Northeast Canyons and Seamounts Marine National Monument
Welcome to the Northeast Canyons and Seamounts Marine National Monument! Nestled off the coast of southern New England, the Monument is a large biodiverse area of open ocean, larger than Yellowstone National Park, with magnificent geological formations that shape the underwater landscape and...
National Monument
Two white terns fly forwards. The ocean with waves crashing in the back are behind them.
Pacific Islands Heritage Marine National Monument
Welcome to the Pacific Islands Heritage Marine National Monument, formerly known as the Pacific Remote Island Marine National Monument! The Monument encompasses approximately 490,000 square miles of open ocean, coral reef, and island habitats, making the total area of the Monument nearly five...
National Monument
Honolulu,HI
A diver explores the reefs of Rose Atoll. They have pink fins on with a blue scuba tank. They are holding a camera. The reef is beige and jagged.
Rose Atoll Marine National Monument
Welcome to Rose Atoll Marine National Monument! Established on January 6, 2009, by President George W. Bush, Presidential Proclamation 8337 gave the secretary of the interior management responsibility for the monument in consultation with the secretary of commerce. This prohibits commercial...
National Monument
Honolulu,HI
A green sea turtle swims along the bottom of the reef.
Papahānaumokuākea Marine National Monument
The first and only mixed (natural and cultural) World Heritage Site in the United States, it includes Midway Atoll and Hawaiian Islands national wildlife refuges, plus the Battle of Midway National Memorial and the Northwestern Hawaiian Islands Coral Reef Ecosystem Reserve. The monument is home to...
National Monument
Honolulu,HI