After his release on May 22 , he signed with the Long Island Ducks on August 8 .
For the 2008 season , Shackelford signed with the Southern Maryland Blue Crabs of the Atlantic League .
After Shackelford 's release on May 22 , Shackelford signed with the Long Island Ducks on August 8 .
For the 2008 season , Shackelford signed with the Southern Maryland Blue Crabs of the Atlantic League .