You are not permitted to download, save or email this image. Visit image gallery to purchase the image.
Maritime rules dictate ships must sound their horns about every two minutes in fog to signal their presence to other vessels.
Thick fog and drizzly mist hung around Dunedin and the wider region for much of yesterday, and according to the MetService, the wet weather is likely to continue for much of this week.
Protocols were in place for low visibility, including the use of fog horns.
"Everything went well and the ships all berthed and departed like a normal day."
There was also a lot of recreational activity on the water yesterday, but people used their common sense and stayed within view of the shore, he said.