MPAs can be established and MPAs can be changed. It's a regulatory process, but we've generally sought to identify areas that we believe are going to be important—corals and sponges and spawning areas—that we've known about for generations and that are going to be there for the long term. That is an issue.
We have to make sure we have a suite a tools to be able to deal with areas that have a changing distribution of species as well.