"From Bangor Pier to the tip of the Llŷn Peninsula"




"From the tip of the Llŷn Peninsula to St. David's Head"






















"From St David's Head to St. Govan's Head"



"From St. Govan's Head to M48 Bridge"



















With the exception of a small part of the Rea Brook, all tributaries of the Severn downstream of the confluence of the Severn and the Vyrnwy are wholly in England.For details see List of rivers of England.