Welcome to the NZ forum.
If you can give the forum an indication of research information sites, you are familiar with, [ Eg Papers Past, Archway, Cyclopedia of New Zealand, Libraries & Museums] the expert researchers herein will then be able to suggest less obvious places [special interest groups] you can go to, seeking answers to the life and times, of the early settlers.
Each have speciality fields.
When do you expect Bridget reached New Zealand?
Alan.
PS I have family examples of arrival in 1842, 1859 / 1862. And have studied other families of that period, so am familiar with the life and conditions they endured, but all arrived direct from the UK.