"Independent minded Mainers have grown sick and tired of President Obama’s job-destroying tax and spend agenda," said National Republican Congressional Committee spokesman Nathaniel Sillin. "That agenda is exactly what Mike Michaud is going to have to defend having voted in lock step with the President and his party 90 percent of the time during the last three years."

Raye's first contest with Michaud came in 2002, the year Michaud was elected to the House. Raye won the GOP primary, but Michaud used his work for Snowe in the Senate to paint him as a Washington insider, and Raye lost by five points.

Michaud won his last reelection by 10 points, and the district leans Democratic, having supported President Obama in 2008 and Sen. John KerryJohn Forbes KerryFor the sake of national security, Trump must honor the Iran deal Bernie Sanders’s 1960s worldview makes bad foreign policy DiCaprio: History will ‘vilify’ Trump for not fighting climate change MORE (D-Mass.) in 2004. But Snowe, one of the most popular Senate Republicans, will be on the ballot in November, which could give Raye a boost if he wins the primary. 

The poll of 400 likely Maine voters was conducted Jan. 23-25 using live telephone interviews and had a margin of error of plus or minus 4.9 percentage points.