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 What is the minimum length of an anchored vessel which is required to show a white light both forward and aft?

50 meters
100 meters
150 meters
200 meters

2. INLAND ONLY You are in charge of a power-driven vessel crossing a river on the Western Rivers. You must keep out of the way of a __________.

sail vessel descending the river
power-driven vessel ascending the river
sail vessel ascending the river
All of the above

3. BOTH INTERNATIONAL & INLAND By radar alone, you detect a vessel ahead on a collision course, about 3 miles distant. Your radar plot shows this to be a meeting situation. You should __________.

turn to port
turn to starboard
maintain course and speed and sound the danger signal
maintain course and speed and sound no signal

4. BOTH INTERNATIONAL & INLAND A vessel being towed astern shall show at night __________.

the lights required for a power-driven vessel underway
only the required masthead lights
a sternlight only
sidelights and a sternlight

5. BOTH INTERNATIONAL & INLAND Vessels of less than what length may not impede the passage of other vessels which can safely navigate only within a narrow channel or fairway?

10 meters
20 meters
30 meters
40 meters

6. BOTH INTERNATIONAL & INLAND A vessel not under command, underway but not making way, would show __________.

two all-round red lights in a vertical line
sidelights
a sternlight
All of the above

7. BOTH INTERNATIONAL & INLAND A power-driven vessel towing astern shall show __________.

two towing lights in a vertical line
a towing light in a vertical line above the sternlight
two towing lights in addition to the sternlight
a small white light in lieu of the sternlight

8. BOTH INTERNATIONAL & INLAND You are overtaking a vessel at night and you see a yellow light showing above the sternlight of the overtaken vessel. The overtaken vessel is __________.

underway and dredging
pushing ahead or towing alongside
towing astern
a pilot vessel

9. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel of 150 meters in length, at anchor?

She may show an all-round white light where it can best be seen.
She must show an all-round white light forward and a second such light aft.
The showing of working lights is optional.
None of the above

10. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a situation involving a fishing vessel and a vessel not under command?

They are required to communicate by radiotelephone.
If the vessel not under command is a power-driven vessel, she must keep clear of the fishing vessel.
The fishing vessel must keep out of the way of the vessel not under command.
Both vessels are required to take action to stay clear of each other.