The Jeremiah Chaffers-Welsh in my tree did go to NZ. Here is a little more info on him.
Born: 9th Feb 1842 Neston, Cheshire, England
Died: 6th june 1912 Inverell,NSW,Australia
I am not totally sure how long he spent in NZ but I do have record of him being in NZ from around 1879 to 1882.
Parents: Robert Abram Welsh and Elizabeth Chaffers
Wife: Helena Baker Kyrke