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.
American Hockey League
AHL-Suspended Bridgeport D Drew Fata three games for his actions during a Feb. 23 game; Lowell F Dan LaCouture one game for his actions during a Feb. 24 game; Lowell F Aaron Voros and Portland coach Kevin Dineen one game each for their actions during a Feb. 25 game and Hartford D Dale Purinton for one game for his actions during a Feb. 25 game.
GRAND RAPIDS GRIFFINS-Announced the Washington Capitals have loaned RW Jonas Johansson to the team. Loaned F Scott Barney to Hershey of the AHL.
HARTFORD WOLF PACK-Recalled D Ryan Constant from Charlotte of the ECHL.
NORFOLK ADMIRALS-Announced the Chicago Blackhawks have recalled F Martin St. Pierre.
MANITOBA MOOSE-Announced the Vancouver Canucks have assigned F Brad Moran to the team.
PEORIA RIVERMEN-Announced the St. Louis Blues has assigned D Patrick Wellar to the team from Alaska of the EHCL.
SPRINGFIELD FALCONS-Recalled F Radek Smolenak, F Stanislav Lascek and D P.J. Atherton from Johnstown of the ECHL.
Central Hockey League
AUSTIN ICE BATS-Announced D Terry Virtue was recalled by Binghamton of the AHL.
CHARLOTTE CHECKERS-Announced D Ryan Constant has been recalled by Hartford of the AHL.
JOHNSTOWN CHIEFS-Announced D P.J. Atherton, F Stanislav Lascek and F Radek Smolenak have been recalled to Springfield of the AHL.
United Hockey League
QUAD CITY MALLARDS-Acquired D Dale Lupul and Derek Miller from Elmira for D Andrei Lupandin, D Nick Harloff, G Zach Sikich and cash considerations. Acquired G Brad Smith from Port Huron for cash considerations.