is one piece episode 569 filler?

The royal family have made a decision to release the human slaves that were under Hody's control as they were only on this island for resting and traveling like other pirates. The rest of the New Fish-Man Pirates have also been released however they cannot go back to the Fish-Man District.

They are ordered to live on the main island working for the king, under the supervision of the Neptune army stating they will not let the Fish-Man District get out of control again. From this day forward, the Fish-Man District will be sealed off and nobody will be allowed to enter.