And that's what I know off the top of my head as someone who hasn't eaten fish since 2004. Like I said: it's kind of a Big Deal over here. This website can give you much more in depth, well-informed information and if you decide you agree with their cause you can sign the petition quickly and easily. All they ask is a name and email address.
And now a reminder of why fish are part of our cultural inheritance. WARNING: Americans may not find this funny.