U.S. Coast Guard Auxiliary Fort Myers Beach

Welcome to Southwest Florida!

Are you a TOP GUN in NavRules?
You think you're ready for the NavRules test?
Take the NavRules Challenge and find out!!


WALL OF FAME:
Top scores:
NameQuestionsCorrectScore
joe 10660%
ernie 201890%
Tim 201785%
Craig 201575%
Robert 201575%

1. INLAND ONLY A power-driven vessel, when leaving a dock or berth, is required to sound __________.

four short blasts
one long blast
one prolonged blast
No signal is required.

2. BOTH INTERNATIONAL & INLAND A 60-meter vessel which is trawling is required to show how many white masthead lights at night?

1
2
3
4

3. BOTH INTERNATIONAL & INLAND What dayshape should a vessel being towed exhibit if the tow EXCEEDS 200 meters?

Two balls
Two diamonds
One ball
One diamond

4. BOTH INTERNATIONAL & INLAND A 20-meter vessel is towing another vessel astern. The length of the tow from the stern of the towing vessel to the stern of the tow is 75 meters. How many white towing masthead lights shall the towing vessel show at night?

1
2
3
4

5. BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST __________.

stop your engines
take all way off, if necessary
begin a radar plot
All of the above

6. INLAND ONLY Which is CORRECT regarding a "special flashing light"?

It must be yellow in color.
It must be placed as far forward as possible.
It must not show through an arc of more than 225°.
All of the above

7. BOTH INTERNATIONAL & INLAND What is the required fog signal for a manned vessel being towed at night?

One prolonged followed by one short blast
One prolonged followed by three short blasts
One prolonged followed by two short blasts
Two prolonged blasts

8. INTERNATIONAL ONLY Of the vessels listed, which must keep out of the way of all the others?

A vessel constrained by her draft
A vessel restricted in her ability to maneuver
A vessel on pilotage duty
A vessel engaged in fishing

9. BOTH INTERNATIONAL & INLAND A vessel at anchor shall display, between sunrise and sunset, on the forward part of the vessel where it can best be seen __________.

one black ball
two black balls
one red ball
two orange and white balls

10. BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?

Give-way vessel
Stand-on vessel
Either vessel
Neither vessel