|Name:||Office of National Marine Sanctuaries|
|Type:||NOS Program Office|
|Library:||ONMS Metadata Library|
The Office of National Marine Sanctuaries serves as the trustee for a network of underwater parks encompassing more than 600,000 square miles of marine and Great Lakes waters from Washington state to the Florida Keys, and from Lake Huron to American Samoa. The network includes a system of 13 national marine sanctuaries and Papahanaumokuakea and Rose Atoll marine national monuments.