The hometown of Dave Kershaw is located on the bank of what estuary?
Dave Kershaw: Dave Kershaw (born 18 October 1955) is a Shotokan karateka from Grimsby, Lincolnshire. Grimsby: Grimsby, also known as Great Grimsby, is a large town and seaport in Lincolnshire, England, on the South Bank of the Humber Estuary close to where it reaches the North Sea.
Humber Estuary