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. BOTH INTERNATIONAL & INLAND A vessel engaged in mineclearance operations shows special identity lights __________.

in addition to the lights required for a power-driven vessel
which means that other vessels should not approach closer than 500 meters on either side of the vessel
that are green and show through an arc of the horizon of 225°
All of the above

2. BOTH INTERNATIONAL & INLAND What light(s), if any, would you show at night if your vessel was broken down and being towed astern by another vessel?

None
Same lights as for a power-driven vessel underway
A white light forward and a white light aft
The colored sidelights and a white sternlight

3. BOTH INTERNATIONAL & INLAND At night, a vessel shall indicate that she is restricted in her ability to maneuver by showing in a vertical line two __________.

red lights
red lights and two white lights
red lights with a white light in between
white lights with a red light in between

4. BOTH INTERNATIONAL & INLAND A 22-meter sailing vessel when also being propelled by machinery shall show during daylight hours a __________.

black diamond
black cone
black ball
basket

5. BOTH INTERNATIONAL & INLAND Which vessel is NOT classified as "restricted in her ability to maneuver"?

A vessel picking up a navigation mark
A vessel transferring cargo while underway
A vessel whose anchor is fouled
A vessel in a towing operation that restricts the ability of the vessel and her tow to change their course

6. BOTH INTERNATIONAL & INLAND Which vessel would have no white lights visible when meeting her head-on?

A vessel trawling
A vessel restricted in her ability to maneuver
A vessel mineclearing
A vessel not under command

7. INTERNATIONAL ONLY If at night a vessel displays three all-round red lights in a vertical line, during the day she may show __________.

two cones, base to base
three black balls in a vertical line
a cylinder
a cone, apex downward

8. INTERNATIONAL ONLY Your vessel is crossing a narrow channel. A vessel to port is within the channel and crossing your course. She is showing a black cylinder. What is your responsibility?

Hold your course and speed.
Sound the danger signal.
Begin an exchange of passing signals.
Do not cross the channel if you might impede the other vessel.

9. INTERNATIONAL ONLY You are in sight of a power-driven vessel that sounds two short blasts of the whistle. This signal means that the vessel __________.

is altering course to port
is altering course to starboard
intends to leave you on her port side
intends to leave you on her starboard side

10. BOTH INTERNATIONAL & INLAND Your vessel is approaching a bend. You hear a prolonged blast from around the bend. You should __________.

back your engines
stop your engines and drift
answer with one prolonged blast
sound the danger signal