Maritime Archaeology for one an all

Cornwall Maritime Archaeology is a website showcasing some of the maritime archaeological projects around Cornwall. We are volunteers, running our own projects around the Cornish coast. Projects include: monitoring and surveying protected historic sites that[…]

Museums and Libraries

Over the last few weeks, we have visited the local museum and library at Helston. Both these visits have revealed wrecks that there are no readily available information for. The Helston folk museum has oil[…]

Locating HMS Anson, with a snorkel.

The Royal Naval frigate, HMS Anson, is an important wreck in British history. After witnessing the wreck of the Anson, so close to shore, Henry Trengrouse (18 March 1772 – 14 February 1854) invented the[…]

Gun or cannon?

The word Cannon refers to land based artillery with it’s projectiles being called cannonballs. The word Gun refers to ship based artillery with it’s projectiles being called roundshot. Quite often these terms get interchanged, a[…]

Anson guns at Porthleven

At the inner harbour mouth of Porthleven, there are two cannons on carriages. The cannons were removed from the wreck of the HMS Anson and placed on replica carriages. These large guns are an impressive[…]


The Coronation was a 2nd rate ship of the line, carrying an armament of 90 guns. Wrecked in 1691, it now lies in two parts about 800m apart. We have visited the site multiple times[…]

Hanover packet ship

Hanover cove on the north Cornish coast is believed to be the site where the packet ship, the Hanover, ran aground. Once discovered, the site was commercially salvaged. In excess of 50 guns were raised[…]

Rill Cove site

The Rill Cove site is a protected area close to Kynance Cove. The site was discovered after the trawler, ‘Kerris Reed’, sank there in 1975. Divers looking at the new wreck found cannons lying beneath[…]

Working with others

Between us, over the years we have worked on many projects. From the ancient port of Carthage to a WWI U-Boat in Falmouth. We have worked with Wessex Archaeology, Maritime Archaeological Trust, Historic England (English[…]

Maritime Archaeological courses

The are many Maritime Archaeological courses available to the recreational diver, these include courses from: Nautical Archaeological Society (NAS) Maritime Archaeological Sea Trust (MAST) Professional Association of Diving Instructors (PADI) Scuba Schools International The NAS[…]