But even on its face, he says, the report is flawed because there's been no sampling data on sturgeon since the 1990s.

WSJ: Feds: Relatively few fish die if NY nukes continue

More extensive sampling of the dust has not found any evidence of thermite or explosives, says a report from the US Geological Survey and another from RJ Lee.

BBC: 9/11 conspiracy theories

Ms. Bonaffini examined a sampling of data from these states and it showed "an extremely high failure-to-report rate, " the document said.

WSJ: IRS Scrutinizes Gifts of Real Estate

In a February report, federal agencies said the genetic material could have been transported by bird feces, fish sampling gear, barges and storm sewers.

WSJ: Report: Asian carp may have reached Great Lakes