This ship classification is a vessel that through some exceptional circumstances (propulsion or steering casualties) cannot maneuver to comply with the rules
What is a Vessel Not Under Command
100
You are in a risk of collision with a vessel off your bow on a reciprocal course. What actions are you and the other vessel expected to take?
What is both turning to stbd?
100
This is the vessel classification for these lights:
Green over White
What is a Trawler?
100
This is the sound signal for "I am operating astern propulsion."
What are three short blasts?
100
This is the meaning of the code phrase "Bravo Zulu" in the military.
What is "job well done"?
200
This is a power driven vessel which, because of her draft in relation to the available depth, is severely restricted in her ability to change course
What is Constrained by Draft
200
You are in a risk of collision with a vessel off your port beam. You see that vessel's stbd side. Who has the right of way?
What is... my vessel?
200
This is the vessel classification, size and aspect for these lights:
2 white lights higher up, 1 green and 1 red light lower down
What is a >50m power driven vessel with a bow aspect?
200
This is the inland signal for "I intend to leave you on my stbd side (I am altering course to port)"
What is two short blasts?
200
This is the ceremony for your first time crossing the equator?
What is Shellback?
300
This is a vessel which, due to the nature of her work, cannot keep out of the way of other vessels.
What is Restricted in Ability to Maneuver
300
You are overtaking another power-driven vessel in a channel. Are you the give way vessel, or the stand-on vessel?
What is the give way vessel?
300
This is the vessel classification and aspect for these lights:
Yellow over white higher up, with a green light further down
What is a tug towing astern, stbd aspect?
300
This is the signal for "danger" or "I do not concur with your intent"
What are 5 short blasts?
300
Superstitious sailors got these animals tattooed on their feet to keep from drowning.
What is the pig and chicken?
400
This line determines whether inland or international rules apply.
What is the COLREGS line of demarcation?
400
This list is the proper order of precedence among vessel types (list the types)
What is overtaken/NUC/RAM/CBD/Fishing/Sailing/Powerdriven/Seaplanes?
400
This is the vessel classification for these lights:
Red over white over red, all in a vertical line
What is RAM?
400
This is the international meaning of the signal "2 long blasts, 1 short blast"
What is "I intend to overtake you on your stbd side"?
400
This is how many shots an Admiral gets in a gun salute.
What are 17 guns?
500
This rule says that a mariner is not only responsible for complying with ROR, but also using common sense and good seamanship to avoid navhazards and collisions?
What is the "General Prudential Rule"? (Rule 2)
500
You are in restricted visibility. You pick up another ship by radar off your stbd bow. If a risk of collision exists, which way should you turn?
What is stbd?
500
This is the vessel classification and aspect for these lights:
FLASHING yellow over white higher up, with a red light further down
What is a hovercraft, port aspect?
500
This is how often you must sound your ship's whistle in restricted visibility.