Ships built on the same design.

Moving the rudder, or a single oar over the stern, back and forth in an attempt to move the boat forward

To bring vessel on a course on which she rides easily and hold her there by the use of the ship's engines (holding a position).

German International Ship Register

Letter of Protest (See NOP)

Collision Regulations(IMO).International Regulations for the Prevention of Collisions at Sea.

To start a cask, is to open it.

A graphical representation of stage or discharge at a point on a stream as a function of time.

To re-book cargo to a later vessel.

A subsurface current in a surf.

Technical BulletinsUnits of measurements and conversions..

Tanker Owners Voluntary Agreement concerning Liability for Oil Pollution Agreement between most tankers owners who agree to pay jointly for clean-up costs in case of pollution by oil discharge from one of their vessel.

Fine dust or salt particles dispersed through a portion of the atmosphere; a type of lithometer. The particles are so small they cannot be felt or seen with the naked eye. Many haze formations are caused by the presence of an abundance of condensation nuc ...

In larger sailing warships, the walk built out from the admiral's or captain's cabin and extending beyond the stern. Often decorated with carved and gilded work, they were also covered and enclosed with elaborate glass windows.

To run before a gale with reduced sail or bare poles. This could be dangerous, with the possibility of being pooped.

A unit of pressure equal to 0.99 atmospheres or 14.233 psi.

Large strong rope used for towing purposes and for securing or mooring ships. Hawsers are now mostly made of steel.

The traffic routes of both cargo and passenger vessels which are regularly engaged on the high seas or on long voyages.

Physical equipment used in data processing. Compare to firmware, software.

An instrument which records the duration of sunshine and gives a quantitative measure of the amount of sunshine by the action of the sun's rays upon blueprint paper. A type of sunshine recorder.