Shortstop Marcelo Mayer makes debut at Hadlock Field in 6-2 Sea

Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a decade. Catch him while you can. – The Portland Phoenix

Red Sox promote top prospect Marcelo Mayer to Sea Dogs

Red Sox to promote top prospect Marcelo Mayer to Double-A Portland – Blogging the Red Sox

Red Sox top prospect Marcelo Mayer embracing stop with Sea Dogs

Sonic Spider Boy saves Sea Dogs' Slugger – with help from Make-A-Wish

Marcelo Mayer drafted No. 4 by Red Sox in MLB Draft

portland sea dogs – Blogging the Red Sox

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Sea Dogs' Marcelo Mayer hits first Double-A homer