Archaeological remains associated with the loss of this vessel are not confirmed as present at this location, but may be in the vicinity.

Event and Historical Information:
The JOHN AND WILLIAM was a wooden Mersey flat built in 1870. At time of foundering in the Mostyn Deep on 1 January 1916, the vessel was carrying manganese ore.

Sources include:
Board of Trade Wreck Return 1916 Part II pg11 (1)
Larn and Larn Shipwreck Database 2002

Maritime Officer, RCAHMW, November 2009.