River Parrett

 River Parrett River Tone River Yeo Wriggle River

River Parrett is in Severn Estuary.

Battle of Pen or Peonnum

Anglo-Saxon Chronicle. 658. This year Kenwal fought with the Welsh at Pen, and pursued them to the Parret. This battle was fought after his return from East-Anglia, where he was three years in exile. Penda had driven him thither and deprived him of his kingdom, because he had discarded his sister.

River Tone

River Yeo

Wriggle River