Six feet. Comes from the Dutch word "fadom" which was the distance between fingertips of outstretched hands.A unit of measurement relating to the depth of water or to the length of line or cable; one fathom is 6 feet or 1.83 meters

A day for general ship cleaning.

An offer to sell goods at a stated price and under stated terms.

The degree to which all the forces on a boat are symmetrical so the vessel sails with just a slight weather helm.

Pressure dew point temperature (

The power that is consumed to overcome the frictional losses when operating in an unloaded condition.

Black diamond, ball, and cone shapes hoisted on vessels during the day to indicate restricted movement, ability, or type. For example three balls means aground.

The framework of timber, etc., on which a vessel is built, from which she is launched into the water.

A compartment having a watertight bulkhead at each end.

A wooden bar which may be shipped in the capstan head for heaving around by hand (to heave up anchor or heavy objects by manpower).

Intimate mixture of oil and water, generally of a milky or cloudy appearance. Emulsions may be of two types: oil-in water (where water is the continuous phase) and water-in-oil (where water is the discontinuous phase).

The fitting in the bottom of the boat in which the bottom or heel if the mast sits.

Costs that vary directly with the level of activity within a short time. Examples include costs of moving cargo inland on trains or trucks, stevedoring in some ports, and short-term equipment leases. For business analysis, all costs are either defined as ...

Also VMG. Actual boat speed after adjusting for such factors as current and leeway.

A boat is double banked, when two oars, one opposite the other, are pulled by men seated on the same thwart.

Abbreviation for "Not Elsewhere Specified."

Navigation and Inspection Circular (US Coast Guard)

A hand held pneumatic tool. Designed for light demolition work, digging, making holes etc.

To remove or disassemble gear after it is used.

A document prepared by the captain of a vessel on arriving at port; shows conditions encountered during voyage, generally for the purpose of relieving ship owner of any loss to cargo and shifting responsibility for reimbursement to the insurance company.