Well "Dude" we have the right because number one we came from the sea, and we are the top predators on the planet, and we go into every environment, we use technology to do it, this is how we have reigned supreme, and we are perfectly in our right to use a device to drive predatory fish from locales that humans frequent, I think some people have watched too many Walt Disney movies and think GWs are you bestest buddies, there is nothing innapropriate about using a technology to prevent episodes like this, and imho it is an inevitable tech invention zeN