The FDA has blocked the import of genetically modified salmon until the agency publishes final label guidelines.
The FDA made the announcement today, although it will likely be a while before the "frankenfish" hit supermarket shelves.
Genetically engineered salmon could be approved for human consumption in 2013.
As genetically-modified salmon creep closer to being cleared to consume, two Alaskan senators are trying to stop the "frankenfish."
AquaBounty has received federal funding to genetically modify its salmon a move which has environmentalists up in arms.