They're already here, so they are having an effect. From a risk assessment point of view, we know what the risk is. The risk is high. It's certain that they'll become established and have an impact. We're looking beyond. As Ms. Cudmore mentioned, we really want the cornerstone of our AIS program to be prevention, and we want to prevent the next round gobies and the next zebra mussels.
On May 30th, 2012. See this statement in context.