Sacramento -- Gov. Arnold Schwarzenegger signed legislation Friday that will make California the first state in the country to adopt comprehensive controls on fish farming, a growing industry that ocean advocates say is a threat to the marine environment. The state Fish and Game Commission will issue permits and regulate businesses that want to raise penned fish off the coast under the legislation authored by state Sen. Joe Simitian, D-Palo Alto. The new law is aimed at a new industry, dubbed aquaculture, which has sprung up in coastal states. California, which does not currently have any coastal fish farms, will...