from the easternmost point of the Calf of Flotta to Needle Point on the island of South Ronaldsay and from the Ness on Mainland to Point of Oxan lighthouse on the island of Graemsay and thence to Bu Point on the island of Hoy;
od najbolj vzhodne točke Calf of Flotta do Needle Pointa na otoku South Ronaldsay in od Ness on Mainland do svetilnika Oxan Point na otoku Graemsay ter od tam do Bu Pointa na otoku Hoy;