From left, ex-Mets Jon Niese and Kirk Nieuwenhuis of the...

From left, ex-Mets Jon Niese and Kirk Nieuwenhuis of the Long Island Ducks talk about the upcoming season on April 22, 2019 at Bethpage Ballpark in Central Islip. Credit: George A. Faella

Jon Niese’s Long Island Ducks career ended before it began.

The Seattle Mariners purchased the 32-year-old lefty’s contract on Wednesday and assigned him to their Triple-A affiliate.

Niese last appeared in the majors in 2016, posting a 5.50 ERA in 29 games for the Mets and Pirates.

He holds a career record of 69-68 with a 4.07 ERA over nine seasons, peaking in 2012 when he went 13-9 with a 3.40 ERA for the Mets.

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