I am no conspiracy "nut"...
But GMOs have not been proven safe. And studies have shown they they are not safe.
The FDA's own scientists said that more testing needs to be done and they shouldn't be introduced into the food supply.
Some more info:
http://www.huffingtonpost.com/jeffrey-smith/genetically-modified-soy_b_544575.html
"After feeding hamsters for two years over three generations, those on the GM diet, and especially the group on the
maximum GM soy diet, showed devastating results. By the third generation, most GM soy-fed hamsters lost the ability to have babies. They also suffered slower growth, and a high mortality rate among the pups.
And if this isn't shocking enough, some in the third generation even had hair growing inside their mouths--a phenomenon rarely seen, but apparently more prevalent among hamsters eating GM soy."
And in regard to GE fish...
http://www.purdue.edu/uns/html4ever/0002.Muir.trojan.html
Several 100,000 Genetically Engineered Fish have already been accidentally introduced into the wild.