No suspicious items were found on an Interislander ferry turned back to Wellington on Friday morning, authorities have confirmed.
Police said an "item of concern" caused the ferry to turn back to the capital after departing about 9am.
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However, a statement later in the morning confirmed there was "no cause for concern". Cordons that were in place around the terminal have now been lifted.
Interislander is working to move passengers to their destinations, police said, and inquiries to identify the person who made the threat are continuing.