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Sea Dogs prospect Mayer, 20, focused on pitch selection -- and lobster rolls, Fisher Cats
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Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
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SoxProspects News: May 2023
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MLB Notebook: Miguel Bleis injury, WooSox' Shane Drohan learning Triple-A hitters, Marcelo Mayer settling into Double-A
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Marcelo Mayer ready for next step at Red Sox camp
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Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big thing - Over the Monster
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Q&A with Red Sox prospect Marcelo Mayer
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Red Sox prospects perform well, show off custom cleats at Futures Game
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Boston Red Sox Top 46 Prospects
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How did Red Sox prospects Marcelo Mayer, Nick Yorke, and Luis Guerrero fare in All-Star Futures Game? – Blogging the Red Sox
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A cluster of talent at Double A Portland bodes well for the Red Sox' future - The Boston Globe
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Red Sox Prospect Report: Marcelo Mayer Showing More Power
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Red Sox top prospect Marcelo Mayer embracing stop with Sea Dogs