Abbey River Tideway where there are two larger islands. It is much smaller than Canvey Island and the Isle of Sheppey and narrowly ahead of Andersey Island facing Abingdon-on-Thames, another market town with an abbey which had multiple medieval mills, another of note being Westminster Abbey, the island of which Thorney Island no longer exists. The outfall of the Abbey River is 400 m above Chertsey Bridge, into the weir pool of Chertsey Weir. The manmade strictly-considered "island" the bypass channel forms is outranked in size since the 2002 completion of the Jubilee River by the example containing Dorney and Eton, Berkshire.
John Sheppey in the treasury, William Edington. Sheppey is today remembered mostly for his sermons, many of which still survive. John Sheppey John Sheppey (c. 1300 – 19 October 1360) was an English administrator and bishop. He served as treasurer from 1356 to 1360. Little is known of his family and background. A Benedictine, he was ordained deacon in 1318, and later studied at Oxford. Later he became involved in royal government, and was made bishop of Rochester on 22 October 1352. He was consecrated on 10 March 1353. He died on 19 October 1360, and was buried in Rochester Cathedral at