NOAA Office of Response and Restoration Abandoned Vessel Program

NOAA National Marine Sanctuaries Maritime Heritage 

Channel Islands National Marine Sanctuary, West Coast National Marine Sanctuary Shipwreck Database

Florida Keys National Marine Sanctuary, Shipwreck Trail

Thunder Bay National Marine Sanctuary, Shipwrecks of Thunder Bay Region

The Naval Historical Center's Underwater Archaeology Branch

U.S. Coast Guard Historian’s Office, Marine Safety Index

Minerals Management Service, Shipwrecks off Alaska’s Coast

National Park Service Maritime Heritage Program

University of Wisconsin Sea Grant, Wisconsin Shipwrecks

Shipwreck Central (site for National Geographic/History channel show The Sea Hunters)