Cornish waters hide more rough ground marks than any other part of the English Channel and most are rich in big pollack, none more so than the Hatt rock to the south of Fowey. The reef is different to all others in Cornish waters in that the main pinnacle is flat topped and of fair size, described by a diver as a ‘plateau’ or a second bottom 100 or so feet above the seabed and with another 70ft of
