"We are now asking members of the public who may be on the shoreline from Torere through to Maketu tomorrow to be vigilant and report any sighting of the following items of interest," police said.
The items are a 100-litre white chilly bin, a red tote tank, wooden oars and a yellow life jacket.
Anyone who comes across any of these items is asked to contact Police on 105, quoting file number 220418/0391.