Tarnasky, 29, had 13 goals, 22 points and 144 penalty minutes last season with the Hamilton Bulldogs of the American Hockey League. He last played in the NHL with the Florida Panthers in 2009-10, when he had one goal and three points in 31 games.
A ninth-round pick (No. 287) of the Tampa Bay Lightning in the 2003 NHL Draft, he has 13 goals, 30 points and 297 penalty minutes in 245 NHL games with the Lightning, Nashville Predators and Panthers.
[He's] real confident with the puck now, getting it off his stick quick and no second-guessing. We need that. He's such a good guy in the room. He works so hard. That's the big thing. For not a big man, he just fights for every puck and when he scores, the guys appreciate that even more.
— Winnipeg Jets coach Paul Maurice on Mathieu Perreault, who scored two goals in win against Chicago Blackhawks on Tuesday