http://www.healthcastle.com/farmed-salmon.shtml

A site that will still leave the issue confused.
Gordon

Okay, how about one more website, obviously in support of farmed salmon.
This site has answers to all your questions, but from a farm point of view.
So who do you believe?
http://www.salmonoftheamericas.com/index.html

The one thing that stands out in all the hyperbole is the difference
between EPA and FDA safe levels of pcb's. About a 10x difference.

So who do you trust? Beats me.
Gordon