The bright, cheery signs dot the shoreline like epistles from another era, a time before the calamity.

“Ballyronan marina is a picturesque boating and tourist facility on the shores of Lough Neagh,” says one. “Contours of its historical past embrace the virginal shoreline.”

Another sign boasts that the “rich ecological diversity and abundance of salmon and eels” has sustained communities there for thousands of years, since the stone age.