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 anchored in fog may warn an approaching vessel by sounding __________.

the whistle continuously
one short, one prolonged, and one short blast of the whistle
five or more short and rapid blasts of the whistle
three distinct strokes on the bell before and after sounding the anchor signal

2. INTERNATIONAL ONLY Which statement applies to a vessel "constrained by her draft"?

The term only applies to vessels in narrow channels.
She is severely restricted in her ability to change her course because of her draft in relation to the available depth and width of navigable water.
She is designated as a "vessel restricted in her ability to maneuver".
The vessel must be over 100 meters in length.

3. BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights __________.

do not interfere with the keeping of a proper look-out
do not impair the visibility or distinctive character of the prescribed lights
cannot be mistaken for the lights specified elsewhere in the Rules
All of the above

4. BOTH INTERNATIONAL & INLAND Which vessel may carry her sidelights and sternlight in a combined lantern on the mast?

An 18-meter sailing vessel
A 10-meter sailing vessel also being propelled by machinery
A 25-meter sailing vessel
All of the above

5. BOTH INTERNATIONAL & INLAND Dayshapes MUST be shown __________.

during daylight hours
during daylight hours except in restricted visibility
ONLY between 8 AM and 4 PM daily
between sunset and sunrise

6. BOTH INTERNATIONAL & INLAND What is a vessel "restricted in her ability to maneuver"?

A vessel not under command
A vessel constrained by her draft
A vessel underway in fog
A vessel towing unable to deviate from her course

7. BOTH INTERNATIONAL & INLAND A vessel approaching a narrow channel shall __________.

avoid crossing the channel if it impedes another vessel navigating in the channel
not overtake any vessels within the channel
keep as close as possible to the edge of the channel on her port side
anchor only in the middle of the channel

8. BOTH INTERNATIONAL & INLAND A light signal of three flashes means __________.

"I am in doubt as to your actions"
"My engines are full speed astern"
"I desire to overtake you"
"I am operating astern propulsion"

9. BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. You see a vessel that can only be navigated safely within the channel. You should __________.

initiate an exchange of passing signals
not cross the channel if you might impede the other vessel
sound the danger signal
hold your course and speed

10. BOTH INTERNATIONAL & INLAND A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to deviate from their course shall, when making way, show __________.

the masthead lights for a towing vessel
the lights for a vessel restricted in its ability to maneuver
sidelights, sternlight and towing light
All of the above