This looks like Dolomedes minor to me.
I’m pretty sure this is a Six-spotted Fishing Spider, Dolomedes triton. We have them here in New Hampshire too. @Vonpaulus Dolomedes minor is native to New Zealand. I know it is tricky that we identify spiders throughout the World, but many of the photos in our gallery are from North America and Europe. That’s mostly because that’s the range our moderators have been knowledgeable enough about to file the submissions at some certainty. I actually use The World Spider Catalog range citations that someone put on Wikipedia for many worldwide species. For the USA and Canada our current moderator requested… Read more »