AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/boat-red-green-white-ahead

At night you see a red, a green and a white light together. What is that boat doing?

Start playing free

  1. Heading straight toward you
  2. Crossing from your right
  3. Moving away from you

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every Boater Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. NASBLA ESP TR 103-2022, Basic Boating Knowledge Core Plus Power technical report higherlogicdownload.s3.amazonaws.com/NASBLA/76594a34-f3a1-4916-95ac-1e9c872170cc/UploadedImages/education/national-education-standards/ESP_TR_ESP_103_Core_Plus_Power_2022_06_01FINAL.pdf Checked 2026-10-09.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Boating & WaterAt night, a rowboat with no navigation lights must at least have what ready?Boating & WaterAt night you see both the red and green sidelights of a powerboat dead ahead. What situation is this?Boating & WaterAn electronic visual distress light meets which part of the signal requirement?

That's stuff everyone should know.