The Red Sox designated right-hander Scott Atchison for assignment, the team announced. The move creates roster space for outfielder Cody Ross, whose contract became official today.
Atchison, 35, posted a 3.26 ERA with 5.0 K/9 and 1.8 BB/9 in 30 1/3 innings for the Red Sox in 2011. He spent post of the season at Triple-A, where he pitched 61 1/3 more innings with a 2.64 ERA, 10.6 K/9 and 1.3 BB/9. He is not yet arbitration eligible.