Catcher Mike Zunino is heading back to the minors in an attempt to resuscitate his swing.
The Mariners added to a busy day of roster moves Friday by optioning Zunino to Triple-A Tacoma just prior to their series opener against Texas at Safeco Field. They replaced Zunino by recalling Tuffy Gosewisch from the Rainiers.
Gosewisch, 33, was batting just .240 at Tacoma, but he reached base safely at least once in all 16 of his games in which he had an at-bat in compiling a .339 on-base percentage.
Zunino, 26, departs with a .167 average and a .