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 Which vessel may carry her sidelights and sternlight in one combined lantern?

A 10-meter power-driven vessel
A 15-meter vessel propelled by sail and machinery
A 10-meter sailing vessel
All of the above

2. BOTH INTERNATIONAL & INLAND The rules concerning lights shall be complied with in all weathers from sunset to sunrise. The lights __________.

shall be displayed in restricted visibility during daylight hours
need not be displayed when no other vessels are in the area
shall be set at low power when used during daylight hours
need not be displayed by unmanned vessels

3. BOTH INTERNATIONAL & INLAND A vessel will NOT show sidelights when __________.

underway but not making way
making way, not under command
not under command, not making way
trolling underway

4. INTERNATIONAL ONLY While underway and in sight of another vessel, you put your engines full speed astern. Which statement concerning whistle signals is TRUE?

You must sound three short blasts on the whistle.
You must sound one blast if backing to starboard.
You must sound whistle signals only if the vessels are meeting.
You need not sound any whistle signals.

5. INTERNATIONAL ONLY Which dayshape is prescribed for a vessel constrained by her draft?

A black diamond
A cylinder
A black ball
A black cone, apex upward

6. BOTH INTERNATIONAL & INLAND A head-on situation at night is one in which you see dead ahead a vessel showing __________.

one sidelight
one sidelight and a masthead light
one sidelight and two masthead lights
both sidelights of a vessel and her masthead light(s)

7. INLAND ONLY A commercial vessel engaged in public safety activities may display a(n) __________.

flashing yellow light
flashing blue light
alternately flashing blue and red light
alternately flashing red and yellow light

8. BOTH INTERNATIONAL & INLAND Which statement correctly applies to a situation where a sailing vessel is overtaking a power-driven vessel?

The power-driven vessel must keep out of the way of the sailing vessel.
A "special circumstance" situation exists.
The sailing vessel must keep out of the way of the power- driven vessel.
The vessel which has the other vessel to the right must keep out of the way.

9. BOTH INTERNATIONAL & INLAND What is used to show the presence of a partly submerged object being towed?

A diamond shape on the towed object
An all-round light at each end of the towed object
A searchlight from the towing vessel in the direction of the tow
All of the above

10. INTERNATIONAL ONLY Which statement is TRUE concerning light signals?

The time between flashes shall be about five seconds.
The light signals are to be used when not using sound signals.
The time between successive signals shall be not less than ten seconds.
All of the above