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 sailing vessel underway may exhibit __________.

a red light over a green light at the masthead
a green light over a red light at the masthead
two white lights in a vertical line at the stern
an all-round white light at the bow

2. BOTH INTERNATIONAL & INLAND You are underway in reduced visibility. You hear the fog signal of another vessel about 20° on your starboard bow. Risk of collision may exist. You should __________.

alter course to starboard to pass around the other vessel
reduce your speed to bare steerageway
slow your engines and let the other vessel pass ahead of you
alter course to port to pass the other vessel on its portside

3. BOTH INTERNATIONAL & INLAND According to the Navigation Rules, you may depart from the Rules when __________.

no vessels are in sight visually
no vessels are visible on radar
you are in immediate danger
out of sight of land

4. BOTH INTERNATIONAL & INLAND The use of the danger signal __________.

replaces directional signals
makes the other vessel the stand-on vessel
indicates doubt as to another vessels actions
is the same as a "MAYDAY" signal

5. BOTH INTERNATIONAL & INLAND A vessel not under command shall display __________.

two red lights at night and two black balls during daylight
two red lights at night and three black balls during daylight
three red lights at night and two black balls during daylight
three red lights at night and three black balls during daylight

6. INLAND ONLY What lights are required for a single barge being towed alongside?

Sidelights and a stern light
Sidelights, a special flashing light, and a stern light
Sidelights and a special flashing light
Sidelights, a towing light, and a stern light

7. BOTH INTERNATIONAL & INLAND At night, power-driven vessels less than 12 meters in length may, instead of the underway lights for vessels under 50 meters, show which lights?

Sidelights and sternlight
One all-round white light and sidelights
Masthead light only
Sternlight only

8. BOTH INTERNATIONAL & INLAND What is the optional whistle signal which may be sounded by a vessel at anchor?

Two prolonged followed by one short blast
One short followed by two prolonged blasts
One short, one prolonged, followed by one short blast
Four short blasts

9. BOTH INTERNATIONAL & INLAND You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must __________.

stop your engines
sound two prolonged blasts of the whistle
sound the danger signal
slow to bare steerageway

10. BOTH INTERNATIONAL & INLAND A towing vessel 35 meters in length, with a tow 100 meters astern, must show a minimum of how many masthead lights?

1
2
3
4