What's the name of Spongebob Green Head Fish?

Spongebob's head fish is Nate Peterson. The fish's name is Nate Peterson, who was the first pastor to drive a bus in Beechburg. Many people generally think this fish is cute and kind, but this fish actually has a very dark past, and its apparent kindness is just to deceive everyone. Nate Peterson always appears in situations where employees at King Crab Castle are in danger. There will always be threatened Spongebob on the out-of-control train, but these prove nothing. Nate Peterson left Spongebob on the stone beach, where Spongebob suffered a lot.