1851, Ramsey, district 4, schedule 104, Albert Row
Margaret Moore, head, widow, 44, monthly nurse, Ramsey
Thomas Watterson, son, unmarried, 24, mariner, Douglas
Catherine Moore, daughter, 8, Ramsey

Thomas bp 16 Oct 1825 at Lezayre, s/o John Watterson & Margaret Clarke

There appear to be two families with the parents John Watterson and Margaret Clark, one based in Arbory and one based in Lezayre.