If they're then farmed anything like Norwegian-owned salmon, which destroy the local ecosystem with underwater clouds of shit, sea lice, excessive antibiotics, higher levels of toxins than wild-caught (PCBs, dioxins, toxaphene, dieldrin and mercury), feed preservatives, lower Omega-3 levels than wild fish and corrupt politicians pretending everything is okay, adding more GMOs to the mix seems like putting lipstick on a fish.
http://www.nydailynews.com/life-style/eats/norway-farmed-sal...
http://salmonwars.com/
http://www.rcinet.ca/en/2013/07/23/salmon-confidential-docum...