The day before trade deadline day, the waiver wire lends itself to sparking more trade speculation.
On Tuesday, Ottawa placed forward Cory Conacher and defenceman Joe Corvo on waivers as trade rumours swirl around the Senators.
Also, veterans Scott Gomez and Scott Clemmensen were made available by the Florida Panthers.
Other players placed on waivers on Tuesday included Trevor Smith of the Toronto Maple Leafs, Corey Potter of the Edmonton Oilers, Derek Smith of the Calgary Flames and Jake Dowell of the Minnesota Wild.
The following players cleared waivers on Tuesday: Devan Dubnyk of the Nashville Predators, Frazer McLaren of the Toronto Maple Leafs, Philip Larsen of the Edmonton Oilers and Chuck Kobasew of the Pittsburgh Penguins.