HOCKEY
National Hockey League
ATLANTA THRASHES—Acquired F Keith Tkachuk from St. Louis and D Alexei Zhitnik from Philadelphia. Claimed F Jason Krog off waivers from the N.Y. Rangers and assigned him to Chicago of the AHL.
BOSTON BRUINS—Traded C Brad Boyes to St. Louis for D Dennis Wideman.
BUFFALO SABRES—Acquired G Ty Conklin from Columbus for a 2007 fifth-round draft pick. Acquired F Dainius Zubrus and D Timo Helbling from Washington for F Jiri Novotny and a 2007 first-round draft pick.
CHICAGO BLACKHAWKS—Recalled D Danny Richmond from Norfolk of the AHL.
COLORADO AVALANCHE—Traded F Brad May to Anaheim for G Michael Wall. Acquired RW Scott Parker from San Jose for a 2008 sixth-round draft pick. Recalled D Kyle Cumiskey from Albany of the AHL.
COLUMBUS BLUE JACKETS—Claimed G Brian Boucher off waivers from Chicago.
DETROIT RED WINGS—Acquired F Todd Bertuzzi from Florida for F Shawn Matthias and a conditional 2007 first-, second- or third-round draft picks and a conditional 2008 draft pick.
EDMONTON OILERS—Traded F Ryan Smyth to the New York Islanders for C Robert Nilsson and C Ryan O'Marra and a 2007 first-round draft pick.
LOS ANGELES KINGS—Traded D Mattias Norstrom, F Konstatin Pushkarev and 2007 third- and fourth-round drafts picks to Dallas for D Jaroslav Modry, the rights to D Johan Fransson, 2007 second- and third-round draft picks and a 2008 first-round draft pick.
MONTREAL CANADIENS—Claimed G Michael Leighton off waivers from Philadelphia. Recalled RW Andrei Kostitsyn from Hamilton of the AHL. Announced F Aaron Downey has cleared waivers and was assigned to Hamilton.
NASHVILLE PREDATORS—Acquired a 2007 fourth-round draft pick from Buffalo for D Mikko Lehtonen.
NEW JERSEY DEVILS—Traded D David Hale and a 2007 fifth-round draft pick to Calgary for a 2007 third-round pick. Recalled D Andy Greene from Lowell of the AHL.
NEW YORK RANGERS—Acquired D Paul Mara from Boston for D Aaron Ward. Acquired RW Alex Bourret from Atlanta for LW Pascal Dupuis and a 2007 third-round draft pick.
OTTAWA SENATORS—Acquired LW Oleg Saprykin and a 2007 seventh-round draft pick from Phoenix for a 2008 second-round draft pick.
PHILADELPHIA FLYERS—Acquired G Martin Biron from the Buffalo Sabres for a 2007 second-round draft pick. Claimed LW Denis Hamel off waivers from Atlanta.
PITTSBURGH PENGUINS—Acquired F Gary Roberts from Florida for D Noah Welch. Acquired D Joel Kwiatkowski from Florida for a 2007 fourth-round draft pick. Acquired G Nolan Schaefer from San Jose for a 2007 seventh-round draft pick and assigned him to Wilkes-Barre/Scranton of the AHL. Traded C Dominic Moore to Minnesota for a 2007 third-round draft pick.
PHOENIX COYOTES—Acquired LW Daniel Carcillo and a 2008 third-round draft pick from Pittsburgh for RW Georges Laraque. Claimed C Niko Kapanen off waivers from Atlanta. Signed C Kevyn Adams to a one-year contract. Acquired D Brendan Bell and a 2008 second-round draft pick from Toronto for C Yanic Perreault and a 2008 fifth-round draft pick.
ST. LOUIS BLUES—Signed F Jamal Mayers to three-year contract extension.
SAN JOSE SHARKS—Acquired RW Bill Guerin from St. Louis for LW Ville Nieminen, F Jay Barriball and a 2007 first-round draft pick.
TAMPA BAY LIGHTNING—Acquired RW Jason Ward from Los Angeles for a 2007 fifth-round draft pick. Acquired RW Karl Stewart a 2008 sixth-round draft choice from Chicago for RW Nikita Alexeev. Acquired D Joe Rullier from Anaheim for D Doug O'Brien.
VANCOUVER CANUCKS—Assigned F Marc Chouinard to Manitoba of the AHL.
WASHINGTON CAPITALS—Traded D Jamie Heward to Los Angeles for a 2008 conditional draft pick.
ECHL
CHARLOTTE CHECKERS—Announced D Ryan Constant has been recalled by Hartford of the AHL.