The Civil Aviation Authority and Maritime New Zealand are gathering information after an aircraft crashed into the Lakeland Queen while taxiing on Lake Rotorua.
A Civil Aviation Authority spokesman said the incident on Wednesday afternoon involved a Volcanic Air Safaris aircraft about 300m from the port and starboard marker buoys.
He said no further information was available while situational information was being gathered.
A spokesman for Maritime New Zealand confirmed the plane crashed into the Lakeland Queen.
"We are sending someone to investigate but our understanding is there was minor damage and no injuries."