Tugs guide the Golar Maria, a Liquefied Natural Gas (LNG) tanker, part of the Wilh.Wilhelmsen ... [+] Holding ASA group, into the harbor at the port of Zeebrugge, in Belgium, on Wednesday, April 4, 2012. Zeebrugge is a deep-sea port and guarantees sufficient water depth in the access channel to the outer port and along the quays, allowing larger container ships to be loaded and unloaded at any time. Photographer: Jock Fistick/Bloomberg BLOOMBERG NEWS By Kenneth B. Medlock, III, Steven R.