The River Crane, a tributary of the River Thames, runs 8.5 miles in West London, England. It forms the lower course of Yeading Brook. It adjoins or passes through three London boroughs: Hillingdon, Hounslow and Richmond upon Thames, in the historic county of Middlesex. The drainage basin is heavily urbanised but many of the Hayes to Whitton flood-me…The River Crane, a tributary of the River Thames, runs 8.5 miles in West London, England. It forms the lower course of Yeading Brook. It adjoins or passes through three London boroughs: Hillingdon, Hounslow and Richmond upon Thames, in the historic county of Middlesex. The drainage basin is heavily urbanised but many of the Hayes to Whitton flood-meadows have been conserved, forming a narrow, green vale, opening out to what remains of Hounslow Heath in the centre – a near-continuous belt of semi-natural habitat.