Maritime QuestionsCoastal Skipper Seamanship

What is the difference between a drogue and a sea anchor, and when would a skipper deploy each?

A. Both are identical devices used at the stern — the terms are interchangeable
B. A drogue is only for motorboats; a sea anchor is only for sailing vessels
C. A sea anchor is for use in calm conditions to hold position; a drogue is deployed in storms
D. Drogue: streamed from the stern, creates drag to slow the vessel in breaking seas running downwind — reduces risk of broaching. Sea anchor: deployed from the bow, holds the vessel bow-on (or close to it) to the sea when the vessel cannot make headway in extreme conditions
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What is heaving to and when is it used as a seamanship technique?
A. Heaving to is only possible in winds above Force 5 — light winds do not allow the technique
B. Heaving to: backed foresail + sheeted main + lashed helm to leeward creates a nearly stationary vessel making minimal leeway. Used for: crew rest, eating hot food, waiting for a tidal gate, reefing in heavy weather, attending to a non-urgent emergency on board
C. Heaving to means stopping the engine and drifting — only used on motor vessels
D. Heaving to requires full sail — reducing sail while hove to defeats the purpose
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The yacht grounds on a falling tide. What are the immediate actions in the correct order?
A. Immediately motor forward at full power to push over the obstruction
B. Drop all sails and anchor in position — wait for the next high water
C. Note the time and check the tide table (is it rising or falling?); if rising — may float off shortly, hold position. If falling — assess: heel to reduce draught (all crew to one side); deploy kedge anchor using the dinghy to deep water; motor off in reverse if possible without damaging propeller; protect against further keeling with fenders/lines to a second anchor
D. Call the Coastguard for immediate assistance — grounding is always an emergency
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