One man was found sitting on the overturned boat while another man was in the water.
It happened on a farm near Belle Plaine on Tuesday.
The search had to be called off Sunday evening.
The miniature schnauzer was returned to her owners this weekend.
Health officials have concerned over a potential listeria contamination.
Boaters are urged to use extreme caution in the Belle Plaine area.
The man killed in the crash is from Jordan, Minnesota.