Thunder Bay National Marine Sanctuary

Located in northwestern Lake Huron, Thunder Bay is adjacent to one of the most treacherous stretches of water within the Great Lakes system.

Thunder Bay National Marine Sanctuary • Landscape »

NOAA announces updated process for nominating new national marine sanctuaries

Thunder Bay National Marine Sanctuary

120-year-old Ironton marks 100th shipwreck found in Thunder Bay

Thunder Bay National Marine Sanctuary Foundation

Thunder Bay National Marine Sanctuary

Thunder Bay National Marine Sanctuary

Thunder Bay Underwater Preserve

Get up close and personal with the wrecks of Thunder Bay by snorkeling or scuba diving. - Picture of Thunder Bay National Marine Sanctuary, Alpena - Tripadvisor

Exploring Thunder Bay National Marine Sanctuary • Scuba Diver Life

Diving the Thunder Bay National Marine Sanctuary Shipwrecks • Scuba Diver Life

Management Plan Thunder Bay National Marine Sanctuary