Oysters and mussels are farmed in Killough by Lecale Harvest. This is a family-run business. Killough is situated in the ancient barony of Lecale, nestled between the Mourne Mountains and Strangford Lough, hence the name.Oysters, mussels, seafood pates (langoustines, scallops, crab, mackerel, smoked salmon).Lecale Harvest also runs an ...