He said he believed the success came down to a new generation of people who were passionate about protecting the environment.
"We are doing a terrible job if there are only 55 [Maui dolphins] left. I think it really strikes at the heart."
Mr Coffey said he wasn't sure immediately what his next step was with the issue but "it's still something I'm passionate about".
He labelled Mr Bridges "arrogant and out of touch" after the Tauranga MP failed to show at the protest. "As a taxpayer, you expect the MP to front up. It was really, really disappointing."
Mr Bridges said that he was still the same good guy people voted into Parliament three years ago.
"Obviously we are close to an election and we had this last election where things often get a bit silly," Mr Bridges said.
"I have a significant portfolio with controversial issues, I hope that I'm still a nice guy." Additional reporting Bay of Plenty Times