Gen.Ez - Steemit Riddle of the Day #4

The first user to answer correctly will recieve 1SBD and 50% SBD from this post as a reward.

Please post your answer in the comment section, only 1 guess per user.

Riddle me This:

Over the water,

And under the water

around the world it ranges.

never to be seen

because it often changes

Good luck!   I hope Steemit enjoys Riddles.

Consider following me @generation.easy  

Disclaimer:  Most of my riddles will be taken from various sources but will be edited to make it an original.