Since which season has the team, for which Jonas Siegenthaler plays, played in the American Hockey League?
Hershey Bears The Hershey Bears are an American professional ice hockey team based in Hershey, Pennsylvania. The current Bears club has played in the American Hockey League since the 1938-39 season making it the longest continuously operating member club of the league still playing in its original city.
Adirondack Phantoms The Adirondack Phantoms were a professional ice hockey team in the American Hockey League (AHL), who began play in the 2009–10 AHL season. The Phantoms were based in Glens Falls, New York, playing home games at the Glens Falls Civic Center and were the AHL affiliate of the NHL's Philadelphia Flyers. The franchise moved to Glens Falls from Philadelphia, where they were known as the Philadelphia Phantoms from 1996 to 2009 in the Flyers' former arena, the Spectrum.