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Approaching land from the ocean, a ship reaches the point where the water shallows sufficiently to permit soundings to be taken - say about 100 fathoms. She is then ‘in soundings'.
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Paper chart position fixing ...

SOUNDING: A measurement of the depth of water.
SPINNAKER: A very large lightweight sail used when running or on a broad reach.
SPINNAKER POLE: Sometimes called a spinnaker boom. A pole used to extend the foot of the spinnaker beyond the edge of the boat, and to secure the corner of the sail.

Charted water depth.
Masts, booms, gaffs and poles used in sailboat rigging.

Sounding: ascertaining the depth of the sea by means of a lead and line, sunk from a ship to the bottom.
Soundings: those parts of the ocean not far from the shore where the depth is about 80 to 100 fathoms.

The depth of the water as marked on a chart.
A pole used as part of the sailboat rigging, such as masts and booms.

~s - Measurements of water depths shown on a chart.
spales or spauls - Cross shores used to keep the frame of a vessel in position whilst building.

~s: Water depths.
Spar: A spar can refer to any of the following: mast, boom or a pole.
Spinnaker: A large balloon-like foresail used for sailing downwind (running or broad reach).

~ - Measuring the depth of the water, traditionally done by swinging the lead, now commonly by echo ~.
Spring Line - A pivot line used in docking, undocking, or to prevent the boat from moving forward or astern while made fast to a dock.

Charted water depth.
A type of bluewater fishing boat with at least two sleeping cabins and many dedicated fish-fighting features.

~ - A measurement of the depth of water.
Speed Log - An instrument for measuring vessel speed through water and/or speed over ground.

~ PIPE : A vertical pipe in an oil or water tank, used to guide a ~ device when measuring the depth of liquid in the tank. Also called a ~ Tube.
SOUNDNESS OF STEEL CASTINGS : Absence in a casting of cavities or blow holes formed by air bubbles.

In ~s:
A vessel is in ~s when she is in sufficiently shallow water for ~s to be made and used as an aid in the vessel's navigation.
(1) Toward the center of the boat.
(2) An engine that is mounted inside the boat.

In blue water beyond the 100-fathom curve

Echo ~ - measuring the depth of the water using a sonar device. Compare to ~ Line and Swinging the Lead
Eddy - a circular motion in the water caused by the meeting of opposing currents ...

~ - A measurement of the depth of water.
SPRING LINE - A pivot line used in docking, undocking, or to prevent the boat from moving forward or astern while made fast to a dock.
SQUALL - A sudden, violent wind often accompanied by rain.

~ - A measurement of the depth of water.
SPLICE - To permanently join two ropes by tucking their strands alternately over and under each other.
SPRING LINE - A pivot line used in docking, undocking, or to prevent the boat from moving forward or astern while made fast to a dock.

~ LINE or lead : An instrument for measuring the depth of the water, a line with a lead weight on the end and marked in fathoms.
SPANKER : A fore-and-aft sail attached to a boom and gaff. The aftermost sail of a ship sometimes called the driver.
SQUARE-RIGGED : Fitted mostly with square sails.

~ - A measurement of the depth of water.
Spar - a pole or a beam.
Spar Poles - most often of wood, aluminum or carbon fiber, used as supports, such as the mast, boom, or spinnaker pole.

~s - The depth of the water based on the average of the lowest tides
Spar - A type of buoy
Splash Well - The pan area just in front of the transom on outboard boats that helps keep back-wash from entering the cockpit area ...

~ - A measurement of the depth of water.
Spar - a pole or a beam.
Spinnaker - A large, light, symmetrical triangular sail, flown from the mast in front of all other sails and the forestay. Used for sailing downwind or on a reach. Supported by a spinnaker pole.

~S The measurement of the depth of the water as marked on charts.
SPAR A pole.
SPILING A method of joining planking longitudinally.

~: A measurement of the depth of water.
South Sea (Mar del Sur): In general, the Southern Pacific Ocean. More specifically that area of the pacific ocean first discovered afte explorers crossed the Isthmus of Panama.

~S. To be in ~s implies being so near the land that a deep sea lead will reach the bottom, which is seldom practicable in the ocean.

Length of ~ cable versus depth
The boat is estimated to have sunk in approximately 50 feet of water. If that is the case the length of ~ cable likely exceeded this depth.

The act of ~ a particular call on the boatswain's pipe.
Vertical rise and fall of a ship's bow cause by head or following seas.

Continuous ~ with any fog-signaling apparatus. Gun or other explosive signal fired at intervals of about a minute.
Code Flag
Dye Marker ...

To strike ~s
To touch ground with the lead, when endeavouring to find the depth of water.
Strops ...

On ~s: Said of a vessel when the depth of water can be measured by the lead (within the 100 fathom curve).
Ordinary seaman: The beginning grade for members of the deck department. The next step is able bodied seaman.

~ -- diving
sou'wester -- a wind coming from the southwest
Spar Poles, most often of wood, aluminum or carbon fiber, used as supports, such as the mast, boom, or spinnaker pole.
Spar: A wooden or metal pole used to support a sail, such as a mast or boom.

A measurement of the depth of water.
The mast, booms and any other poles used to support the rigging of a sailboat are called spars. They are usually made of aluminum or wood. The standing rigging is usually of stainless steel wire to hold up the mast.

~ A measurement of the depth of water.
Spar The term for a mast, boom or gaff.
Spar Poles most often of wood, aluminum or carbon fiber, used as supports, such as the mast, boom, or spinnaker pole.
Spiling The edge curve in a strake of planking.

chain wale See channel chains D: the area outboard at the foot of the shrouds of a mast; the customary position of the leadsman in taking ~s.

A boom yang, for example, may "lead to the cockpit" when pronounced "leed," the direction of a line; when pronounced "led," the weight at the end of a line used for taking ~s.

To take depth readings (the depth of the bottom); as in: We can sound the bottom using a lead line; and, going out into the ocean we reach a point where we are off ~s. sound signal.

^ ~ lead. By James Mathews. Navy & Marine Living History Association.
^ Burney: "Vocbulary of Sea Terms", 1876.
^ MarineWaypoints.com - Nautical Glossary. SandyBay.net - Marine Directory (MarineWaypoints.com) and Reference Directory (StarDots.com).

(b) a continuous ~ with any fog-signalling apparatus;
(c) rockets or shells, throwing red stars fired one at a time at short intervals;
(d) a signal made by radiotelegraphy or by any other signalling method consisting of the group . . . - - - . . . (SOS) in the Morse Code; ...

Used chiefly in measuring cables, cordage, and the depth of navigable water by ~s. (one fathom is 6 feet)
Foot - The lower edge of a sail
Forward - Toward the bow or front of the boat
Foremast - The mast nearest the bow (Front) in vessels with two or more masts.

This strange-~ gem is simply a soft covering for ropes aboard yachts that prevent chafing of the sails. Where ropes and lines come into contact with sails there is serious potential for damage to the sail due to the abrasive nature of most rigging.

In ~ when the boat is in motion, swing the lead round and heave it as far forward as you can.

Then, try to determine your location using all methods you can, including depth ~s (with a spinnaker pole or a lead line off the bow, stern or both.) Look at the state of the current wind or waves. How will they affect your recovery?

(e)(i) In a narrow channel or fairway when overtaking, the power-driven vessel intending to overtake another power-driven vessel shall indicate her intention by ~ the appropriate signal prescribed in Rule 34(c) and take steps to permit safe passing.

Lead: The weight used for making ~s.
Lead (to): To pass or run cordage; eg: to lead the jib sheets outside the shrouds.
Leading Wind: A wind abeam, a fair wind.

(Pronounced dipsey.) The lead used in ~ at great depths.
The easting or westing made by a vessel. The bearing of an object on the coast from which a vessel commences her dead reckoning.

Tallow held in the recess of a ~ lead to bring up a sample of the sea bed
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Left. The term "Port" was used for helm commands to eliminate confusion with the similar-~ "starboard". Eventually, the term "larboard" was completely eliminated.
LASH Vessel
Lazarette ...

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A line marked off in fathoms and weighted at one end with a lead, used for measuring water depths-also called a ~ line.

Lee: ...

Operators of unpowered boats (canoes, kayaks, rowboats, paddleboards) are required to carry a device capable of ~ a prolonged blast for 4-6 seconds that can be heard by another boat operator in time to avoid a collision. An athletic coach’s whistle is acceptable.

terrestrial range (natural or man made) when two charted points are observed to be in line with each other
compass bearing to a charted object,
radar range to a charted object,
on certain coastlines, a depth ~ from echo sounder or hand lead line.

By the time you're heading into port at Montevideo, you'll be looking at scales of 1:10,000 or even smaller-close enough to give you ~s demonstrating the best approach to the channel into the harbor, and even showing the docks in easy detail.

~ - A measurement of the depth of water.
SPAR - A general term for masts, yards, booms, gaffs, etc.
SPRING LINE - A pivot line used in docking, undocking, or to prevent the boat from moving forward or astern while made fast to a dock.

~: A measurement of the depth of water.
STARBOARD: The right side of a boat when looking forward.
STEM: The forward most part of the bow.
STERN: The after part of the boat.
WAKE: Moving waves, track or path that a boat leaves behind it, when moving across the waters.

in care of the agent for the next port to be entered SKIFF technically, a flat-bottomed boat, but often used to name any small boat for rowing, sculling, or fitted with an outboard motor SIX-THREAD 1/4" manila rope useful for lashing down and securing lighter gear in staterooms and labs ~ ...

Often used to indicate that the story teller is exaggerating.
Swinging the lead - Measuring the depth of water beneath a ship using a lead-weighted ~ line. A sailor who was feigning illness etc to avoid a hard job was said to be 'swinging the lead'.
T [top] ...

~ -- diving
spreaders -- small spars between the mast and shrouds
spring line -- a line tied between two opposing forces that has a neutralizing effect on the force vectors, such as those creating by surge.

See also: See also: What is the meaning of Sound, Vessel, Boat, Board, About?

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