In order to better understand why swordfish concentrate their feeding habits in certain depths on any given night or why the bite is better during different times of the month requires you to better understand how the effects of moonlight influence swordfish.

Before you can understand how moonlight affects swordfish, you must understand the moon and its phases. The moon revolves around the earth in 27 days. The first phase of the moon at the beginning of its new revolution is what we call the