Answer:
When it comes in, From sea to shore, Twenty paces you'll see, No less, no more.
I'm full of holes, yet I'm full of water.
Be sure to shout for its answers are weak, but there is no language it cannot speak.
A hill full, a hole full, yet you cannot catch a bowl full.
The moon is my father. The sea is my mother. I have a million brothers. I die when I reach land
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?