Mayer, Boston’s No. 1 prospect, has been on the injured list since Aug. 5 because of shoulder inflammation.
Portland Sea Dogs
Top Red Sox prospects Roman Anthony, Kyle Teel promoted to Sea Dogs
Anthony, an outfielder, and Teel, a catcher, will join Double-A Portland for this week’s series at Reading.
Sports Digest: Sea Dogs settle for doubleheader split as Flying Squirrels rally for Game 2 victory
Richmond smacks three homers in the eighth inning to win Game 2, 10-8.
Sports Digest: Sea Dogs end three-game skid by beating Rumble Ponies, 2-1
Nick Yorke drives in the winning run with a single in the seventh inning.
Sports Digest: Sea Dogs again lose to Yard Goats in extra innings
An error in the 10th inning allows the winning run to score for Hartford in a 4-3 victory.
Sports Digest: Sea Dogs again lose to Hartford in 10 innings
The Yard Goats beat Portland in extra innings for the second night in a row, 5-3.
Sea Dogs fall to Hartford in extra innings, 8-1
Portland squandered a bases loaded chance in the bottom of the ninth before giving up seven runs in the 10th inning.
Commentary: A tour through Red Sox Nation
From Low-A Salem to Boston, Travis Lazarczyk saw the Red Sox system through four games in five days in late July.
Sports Digest: Sanford Mainers outslugged in Game 1 of NECBL semifinals
The Mainers face a must-win game Friday night after a 12-7 loss to the Bristol Blues.
Sports Digest: Sea Dogs shut out BaySox, 3-0
Four Portland pitchers hold Bowie to six hits as the Sea Dogs end a three-game losing streak.