Petersen has scored 23 points in 65 games with the AHL's Texas Stars this season. He has spent five of his nine years in the NHL with Dallas, including a 39-game stint last season in which he scored five points.
The 34-year-old Peterson has 81 points and 50 penalty minutes in 397 career NHL games.
You don't see many. The [Drew] Doughtys, the [P.K.] Subbans, those are guys that create offense from the back and then on top of that ability, the size that he has. In the West you play against some pretty big players, and being able to clear the crease and contain the [Ryan] Getzlafs and the [Corey] Perrys and [Anze] Kopitars and players like that, we're excited about him going back there.
— Sharks general manager Doug Wilson on Brent Burns returning back to defense