Mariners coach Mike Mulvey has continued to build his squad, with two goalkeepers secured for the upcoming A-League season.
After a successful trial, 17-year-old Joe Gauci has arrived from Adelaide, after earning a two-year scholarship.
Meanwhile, Adam Pearce has extended his time with the Central Coast, signing a contract extension until the end of the 2018/19 season.
The 21-year-old first signed with the yellow and navy in 2014.
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