Ballast Water Treatment: Optimarin lands NOK 100 Million fleet retrofit contract with Saga Shipholding. Optimarin has signed a major fleet-wide ballast water treatment contract with Saga Shipholding (Norway) AS (SSH), the open-hatch carrier subsidiary of Nippon Yusen Kaisha (NYK), the world’s largest shipping company and owner of some 850 vessels operating within the car carriers, bulk, tanker (petroleum, chemical, LPG and LNG) and cruise sectors. The retrofit contract, exceeding NOK 100 million…