A Press-Register examination of the process used to reopen state waters around the Gulf to commercial fishing suggests that the Food and Drug Administration used an imprecise testing method, less protective standards than after past oil spills, and seafood consumption estimates that may not account for the dietary habits of Gulf Coast residents. (Snip) For the Gulf spill, the FDA assumed an adult eats about 3 pounds of fish per month, and about 1.6 pounds total of shrimp, crabs and oysters. Such consumption rates offer a built in-safety net, the FDA says, because the agency believes only 10 percent