USCG Exam PracticeTides and currents — predictions and corrections
Spring tides, which have the greatest tidal range, occur at which phase of the moon?
- A. First and last quarter moon
- ✓ New and full moonCorrect
- C. Any phase when the moon is at perigee
- D. Only at new moon
Why B is correct
Bowditch Ch. 9 §902 states that spring tides occur near new and full moon and have the greatest range. Neap tides, with the smallest range, occur near first and last quarter moon.
Cited:Bowditch Ch. 9 §902