Straits of Mackinac
Shipwreck Dive Charters

St. Ignace SCUBA

Providing dive charters in the Straits of Mackinac Shipwreck Preserve on the dive boat INTREPID. Dive sites from 10′ to 150′ depths, on either side of the Mackinac Bridge. Visit a wide variety of sailing vessels and wooden steamers lost due to ice damage, storms, collisions, and groundings, including the Cedarville, the largest accessible steel shipwreck on the Great Lakes.

Call (989) 430-0311 or email  to book your charter

You must have all your own gear, suitable for cold water

We have a limited number of rental tanks, but do NOT rent other gear!

Dates available from mid-May to mid-September

Check out for detailed site information.

Shipwreck Diving

Shipwreck SCUBA Diving

We regularly visit 12 or more wrecks, featuring both intact and broken-up historic schooners, schooner-barges, brigs, and wooden steamships.

SCUBA Tank Refills

Air/Nitrox Fills

Our large air-fill station features 35 cylinders of storage for air and Nitrox. We can provide EAN30 from our banked supply, or fill to your specifications up to 36% O2 with continuous blending.

Sunken Boat

Towing and Recovery

Local towing for soft-grounding, breakdowns, and fuel delivery. Divers available for propeller entanglement, inspections, and recovery services.