"I can't yet comment," Nunez's agent, Andy Mota, told the newspaper. "This is very recent. I don't want to say anything at all."
According to the report, Nunez is on his way back to his native Dominican Republic while the team traveled to Milwaukee.
Nunez, 28, has 36 saves in 68 appearances for the Marlins with a 4.06 ERA. He is arbitration eligible after the season and will be a free agent after next. He earned $3.65 million this season.For more baseball news, rumors and analysis, follow @eyeonbaseball on Twitter or subscribe to the RSS feed.