Captain Dan Porter and dive partner Bobby Hartwell were working at a depth of about 20 feet, in an area where Porter and his crew had already uncovered 17th century ceramic pieces, a musket ball, and a scattering of large ballast stones. Weather conditions had deteriorated throughout the day and by afternoon “were so rough that the current was running straight up the boat’s stern and had exerted enough force to break the vessels bow line,” said Porter.

DNA technology to show that the species diversity in our oceans may be higher than previously thought. Dead whales constitute an unpredictable food source - it is impossible to know when and where a whale is going to die, and when it does, the food source does not last forever. Nevertheless, some marine species have specialised in feeding on whale cadavers.