MIAMI HEAT—Waived G Mike Gansey.
SEATTLE SEAHAWKS—Waived LB Isaiah Kacyvenski. Signed RB Marquis Weeks from the practice squad.
ATLANTA THRASHERS—Recalled F Derek MacKenzie and F Joey Crabb from Chicago of the AHL.
CAROLINA HURRICANES—Released D Jason Woolley.
COLUMBUS BLUE JACKETS—Assigned G Ty Conklin to Syracuse of the AHL.
EDMONTON OILERS—Assigned F Rob Schremp and D Tom Gilbert to Wilkes-Barre/Scranton of the AHL.
LOS ANGELES KINGS—Assigned D Joey Mormina to Manchester of the AHL.
MINNESOTA WILD—Assigned D Shawn Belle and C Wyatt Smith to Houston of the AHL.
MONTREAL CANADIENS—Traded F Mike Ribeiro and a 2007 fifth-round draft pick to Dallas for D Janne Niinimaa and a 2008 sixth-round draft pick.
NASHVILLE PREDATORS—Reassigned D Kevin Klein and D Nolan Yonkman to Milwaukee Admirals of the AHL.
NEW YORK RANGERS—Assigned D Marc Staal to Sudbury of the OHL and F Brandon Dubinsky and F Francis Lessard to Hartford of the AHL.
PHOENIX COYOTES—Assigned D Matt Jones, G David LeNeveu, D Travis Roche, D Matthew Spiller and RW Bill Thomas to San Antonio of the AHL.
ST. LOUIS BLUES—Signed F Denis Pederson to a one-year contract. Assigned Pederson, F Mike Glumac, F Magnus Kahnberg, F Trent Whitfield and D Mike Stuart to Peoria of the AHL.
TAMPA BAY LIGHTNING—Assigned LW Norm Milley to Springfield of the AHL.
GRAND RAPIDS GRIFFINS—Assigned F Mike Walsh to Toledo of the ECHL. Released D Paul Crosty, D Andy Zulyniak, F Mike Berry, F Tyson Gimblett, F Brandon Kaleniecki, F Evan Kotsopoulous, F Andrew Martin and F Jamie Tardif.