(1) For the purposes of the Act the parts of the Port of Cowes and the land and water to which this article applies shall be a port health district and the Council shall be the port health authority for that district.
(2) This article applies to the parts of the Port of Cowes and the land and water which lies within the area bounded—
(a) by a line—
(i) from Ordnance Survey reference point SZ462943 (the western boundary of the Medina Borough Council at low water mark) north-north-east to Ordnance Survey reference point SZ464957 (Gurnard Ledge Buoy), then
(ii) north-east to Ordnance Survey reference point SZ485970 (Gurnard Buoy), then
(iii) east-north-east to Ordnance Survey reference point SZ500974 (Prince Consort Buoy) then,
(iv) south-east to Ordnance Survey SZ594937 (the northerly point of the pier at Ryde), then
(v) east to Ordnance Survey reference point SZ641938 (No Man’s Land Fort), then
(vi) south-south-east to Ordnance Survey reference point SZ648897 (St Helen’s Fort), then
(vii) south-west to Ordnance Survey reference point SZ638888 (the eastern end of the groyne on the west side of the entrance to Bembridge Harbour);
(b) by the mean high water line along the coast between Ordnance Survey reference point SZ638888 (the eastern end of the groyne on the west side of the entrance to Bembridge Harbour) and Ordnance Survey reference point SZ462943 (the western boundary of the Medina Borough Council at low water mark),
together with—
(aa) all docks, harbours and marinas, including the approaches to them; and
(bb) as far as the tide flows, all river, canals, bays, creeks, streams, channels, waters and watercourses,
giving on to the area specified in this article.