First Open Water

Merchant shipping notice 'M- Notice',UK

Reformulated Gasoline (Clean air act).

Global Positioning SystemUS sattelite based system which gives an accuracy of about 0.2 miles as the signal is variably distorted for military and security purposes. Local correction are often provided through a DGPS system.

Loadline (International Convention On Load Lines)

Fishing Vessel

International Support Vessel Owners Association

Container

Port Prefix (For Survey Report Number)

Special Safeguard (In Agreement on Agriculture)

1.Management information system.2.Missing

Free In Trimmed

Detention (See DAMFORDET)

Trading With the Enemy Act

Mobile Offshore Production Unit.

Provisional

Leaking, Underground.

Royal Mail Ship

Reversing

Coasting Service and Home Trade limit Service.