Lower Horse of islands (five of which later re-clustered to form Canvey Island), that broke away from the English coastline in the medieval period. Lower Horse Lower Horse is a uninhabited island off the English coast, lying in the Thames Estuary between Canvey Island and Stanford-le-Hope, close to . Administratively it is part of Thurrock unitary authority; the border with its ceremonial county namely the administrative county of Essex runs between it and Canvey Island. Smaller than normal markings for an area of saltings (traditional, open air, sea salt extraction through drying) appear in the Ordnance Survey map of 1919, which confirms
Hilbre Islands some of which are privately owned. The most southerly building on the island is the Hilbre Bird Observatory, from which birds are continuously monitored in connection with a national network of observatories and ringing stations. In January 2011 it was announced that there would be no permanent ranger. Wirral Council said that they had had difficulty finding a ranger prepared to live without mains electricity or running water on the island. Hilbre Islands The Hilbre Islands ( ) are an archipelago consisting of three islands at the mouth of the estuary of the River Dee, the border between England and