Wild salmon are threatened for a number of reasons. The last thing they need is another survival threat to contend with. Today, we have to add the new threat of genetically engineered fish to the list. GE fish would disrupt the ecology of salmon streams by competing with native fish for resources. BUT . . .
Invasive species pose huge threats to the environment.
Take, for example, the case of the Rock Dove. This bird was brought to North America and used for domestic purposes. The birds began to escape and reproduce in large numbers. Today, the Rock Dove, or the pigeon, is one of the most common urban birds in North America. Fish Farms Commercial fish farms are currently a threat to wild fish.