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. INTERNATIONAL ONLY At night, a power-driven vessel less than 7 meters in length, with a maximum speed which does not exceed 7 knots, MUST show when underway at least __________.

one white 360° light
a white light on the near approach of another vessel
sidelights and a sternlight
the lights required of a vessel less than 12 meters in length

2. BOTH INTERNATIONAL & INLAND Which vessel MUST show two masthead lights in a vertical line?

A power-driven vessel less than 50 meters in length with a 20-meter tow
A sailing vessel towing a small vessel astern
A vessel not under command
A vessel engaged in dredging

3. INLAND ONLY What is the whistle signal used to indicate a power-driven vessel leaving a dock?

One short blast
Three short blasts
One prolonged blast
Three prolonged blasts

4. BOTH INTERNATIONAL & INLAND A vessel is overtaking when she approaches another from more than how many degrees abaft the beam?

0.0°
11.25°
22.5°
45.0°

5. INLAND ONLY A power-driven vessel pushing ahead or towing alongside on the Mississippi River, above the Huey P. Long Bridge, shall carry __________.

two masthead lights, sidelights, and sternlight
two masthead lights, sidelights, and two towing lights
sidelights and two towing lights
one masthead light, sidelights, and sternlight

6. BOTH INTERNATIONAL & INLAND Your vessel is underway but stopped and making no way through the water when fog sets in. Which fog signal should you sound?

One prolonged blast on the whistle
One prolonged blast and two short blasts on the whistle
Two prolonged blasts on the whistle
One short, one prolonged, and one short blast on the whistle

7. INTERNATIONAL ONLY A vessel not under command sounds the same fog signal as a vessel __________.

towing
constrained by her draft
under sail
All of the above

8. BOTH INTERNATIONAL & INLAND Which procedure(s) shall be used to determine risk of collision?

Watching the compass bearing of an approaching vessel
Systematic observation of objects detected by radar
Long-range radar scanning
All of the above

9. BOTH INTERNATIONAL & INLAND Which vessel may sound the danger signal?

The stand-on vessel in a crossing situation
The give-way vessel in a crossing situation
A vessel at anchor
All of the above

10. INLAND ONLY A power-driven vessel pushing ahead or towing alongside on the Mississippi River, above the Huey P. Long Bridge, shall carry __________.

two masthead lights, sidelights, and sternlight
two masthead lights, sidelights, and two towing lights
sidelights and two towing lights
one masthead light, sidelights, and sternlight