River_Menalhyl
River Menalhyl
River in Cornwall, England
The River Menalhyl (Cornish: Dowr Melynheyl, meaning river of the estuary mill) is a river in Cornwall, England, that flows through the civil parishes of St Columb Major and Mawgan-in-Pydar. Its length is about 12 miles and it flows in a generally north-west direction.[1] The name comes from the Cornish words melyn meaning mill and heyl meaning estuary - estuary mills.[2] The name was recorded as Mellynheyl in the 19th century, but it had been known as Glyvion.[3]