Mr Mearns has located 29 major wrecks in a career spanning 35 years, including the 16th century ship The Esmeralda from Vasco ...
US-born David Mearns, 66, is leading a project on the seabed off the Algerian coast for the anchor of the ship ... but they don’t understand the deep ocean because it’s so dark you can ...
A shipwreck hunter searching for the lost anchor of the HMT Empire Windrush ... but they don’t understand the deep ocean because it’s so dark you can’t see down there.