A woman wearing a lifejacket at the helm of a boat

From classroom conundrums to night-time navigation, dinghy instructor Margaret Norris decides to give big boats a go

A diver applying a protective marking solution to a bronze cannon on the Klein Hollandia protected wreck site. Credit: MSDS Marine/Martin Davies

For the first time in the UK, artefacts including cannons are being forensically marked underwater on some of the 57 Protected Wreck Sites in English waters which have the highest…