 South of Backworth it is joined by a tributary from the south that is approximately the same size as the Burn.This south Brierdene Burn starts in farmland north of Holystone.The Brierdene Burn goes around Backworth, then near the village of West Holywell, thence to the north of Earsdon, through Brierdene Farm and Whitley Bay Golf Club, through a culvert to the Brierdene wildlife site, under the seafront road to Blyth A193 road, across the beach and into the sea.