Red Sox No. 1 Prospect Marcelo Mayer Promoted to Portland

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Top Red Sox prospect blasts homer in three-hit, three-RBI game for Portland

For Red Sox prospects Nick Yorke and Marcelo Mayer the Futures Game felt inevitable, but for Luis Guerrero it's an unlikely tale - The Boston Globe

MLB Notebook: Miguel Bleis injury, WooSox' Shane Drohan learning Triple-A hitters, Marcelo Mayer settling into Double-A

Sea Dogs' Marcelo Mayer hits first Double-A homer

Red Sox Notes: Marcelo Mayer to make his Portland Sea Dogs debut, former teammate speaks about his leadership, more system promotions

Red Sox promote top prospect Marcelo Mayer to Portland Sea Dogs

Boston Red Sox place Marcelo Mayer on minor-league injured list - Over the Monster

Red Sox prospect Marcelo Mayer won't play again this season - The Boston Globe