 | Channel Islands National Marine Sanctuary contains spectacularly rich and diverse marine life. With a variety of habitats including kelp forests, sandy bottom, and open ocean, it is home to diverse fish and invertebrate communities, serves as part of the migratory route of whales... more |
 | Cordell Bank National Marine Sanctuary is an extremely productive marine area off the west coast of United States in northern California. With its southern-most boundary located 42 miles (68 km) north of San Francisco, the sanctuary is entirely offshore, with the eastern boundary six miles... more |
 | Fagatele Bay National Marine Sanctuary is an isolated national marine sanctuary contained within a small, flooded volcanic crater on the southern coast of Tutuila, American Samoa. The site is uniquely rich in both natural resources and... more |
 | Florida Keys National Marine Sanctuary is one of the largest marine protected areas in the United States, encompassing 2,896 square nautical miles (9,933 square kilometers). It was designated by Congress and... more |
 | Located in the northwestern Gulf of Mexico, Flower Garden Banks National Marine Sanctuary includes three separate areas, known as East Flower Garden, West Flower Garden and Stetson Banks. The banks range in depth from 55 to nearly 500 feet...more |
 | Gray's Reef National Marine Sanctuary is one of the largest nearshore live-bottom reefs in the southeastern United States, and it is the only marine protected area in federal waters in the South Atlantic Bight, an area of continental shelf stretching... more |
 | This document is an addendum to the 2008 Gray's Reef Sanctuary Condition Report. The 17 questions found in the report have been reevaluated for accuracy given new data sets, published literature, and expert opinion that have become available since 2008. For those that have new information to report (questions 1, 5, 6, 8, 9, 10, 12 and 14), new status and trend ratings and updated narratives are provided. more |
 | Located off the Central California coast and encompassing 966 square nautical miles, Gulf of the Farallones National Marine Sanctuary protects a diversity of highly productive marine habitats and supports an abundance of species. It is a complex system of bays, estuaries...more |
 | Hawaiian Islands Humpback Whale National Marine Sanctuary is currently a single-species sanctuary whose primary mission is the protection of humpback whales and their habitat in the main Hawaiian Islands. Each winter, the sanctuary is home to more than half of the North Pacific humpback whale population. The sanctuary works with community members and agency representatives to protect one of the most important humpback whale breeding calving, and nursing grounds in the world. |
 | In an effort to preserve one of the most famous shipwrecks in U.S. history, the wreck of the USS Monitor was designated our first national marine sanctuary on Jan. 30, 1975. The sanctuary comprises a column of water one nautical mile... more |
 | Monterey Bay National Marine Sanctuary is the largest national marine sanctuary and one of the largest marine protected areas in the United States. Within the boundaries of the sanctuary is a rich array of habitats... more |
 | Designated in 1994, the sanctuary's mission is to protect the Olympic Coast's natural and cultural resources through responsible stewardship, to conduct and apply research to preserve the area's ecological integrity and maritime heritage, and to promote understanding through public outreach and education...more |
 | Papahānaumokuākea Marine National Monument (the monument) is the single largest conservation area under the U.S. flag, encompassing 139,792 square miles of the Pacific Ocean - an area larger than all the country's national parks combined....more |
 | Stellwagen Bank National Marine Sanctuary contains one of the richest and most productive marine habitats in the U.S. It is home to a diverse fish community and serves as one of the most important feeding grounds in the North Atlantic... more |
 | Designated in 2000, Thunder Bay National Marine Sanctuary protects a nationally significant collection of historic shipwrecks and related maritime cultural resources in northern Lake Huron... more |