Middle East seismic vessel owner Polarcus has booked in more work for 2017.

The Oslo-listed company said it has signed two letters of intent with undisclosed clients off South America.

The deal involves broadband data acquisition and a 4D monitoring survey.

Work will start in the first and second quarters of next year and will last for a combined five vessel-months.

"We are pleased to see continued success in building backlog in the South American region with two of our low environmental impact vessels," said Richard Price, senior vice president for North and South America.

"Since