Canvey Island windsurfing area. The "Canvey Island Swimming Club" provides lessons and training and is based at Waterside Farm Leisure Centre. The British record for the largest shore-caught angler fish (Lophius piscatorius) is from Canvey Island, caught by H.Legerton in 1967. During 1953 and 1954 two unusual fish were washed up the shoreline and are known as Canvey Island Monster. Canvey Island Canvey Island is a civil parish and reclaimed island in the Thames estuary in Essex, England. It has an area of and a population of 38,170. It is separated from the mainland of south Essex by a network of creeks.
Severn Estuary the line between Lavernock Point and Sand Point is the Bristol Channel, which in turn discharges into the Celtic Sea and the wider Atlantic Ocean. The islands of Steep Holm and Flat Holm are located close to that line, in the middle of the estuary. Sometimes the term "Severn Estuary" is used to include the tidal upstream stretch between Gloucester and Aust. During the highest tides on the upper reaches of this stretch, the rising water is funnelled up the estuary into the Severn bore, a self-reinforcing solitary wave that travels rapidly upstream against the river current. The tidal range