If you're referring to banning gillnets, then yes it has been defeated by Oregon voters twice.
The biggest problem here is the 30 second sound bite the commercials will be running, it's unbeatable, add the fact that they have very deep pockets and your chances of successfully convincing the non-fishing public is just about zero.
FYI it takes about 5 million to run a winning ballot measure campaign in the state of Oregon.