Nexen to Host Two Conference Calls- February 10th & 17th, 2011


CALGARY, ALBERTA--(Marketwire - Feb. 9, 2011) - To coincide with the quarterly earnings release of OPTI Canada Inc, Nexen Inc. will provide a Long Lake operations update shortly and will have a conference call following to discuss the project. Marvin Romanow, President and CEO, and Kevin Reinhart, Senior Vice President and CFO will provide comments and take questions on project operations. /T/ Long Lake Operations Update Date: February 10, 2011 Time: 6:30 a.m. Mountain Time (8:30 a.m. Eastern Time) To listen to the conference call, please call one of the following: 416-340-2216 (Toronto) 866-226-1792 (North American toll-free) 800-9559-6849 (Global toll-free) /T/ A replay of the call will be available for two weeks starting at 9:00 a.m. Mountain Time, February 10 by calling 905-694-9451 (Toronto) or 800-408-3053 (toll-free) passcode 5348161 followed by the pound sign. Mr. Romanow & Mr. Reinhart will host a separate conference call to discuss our fourth quarter and year end financial results, our other operations and expectations for the future. /T/ Fourth Quarter & Annual Results Date: February 17, 2011 Time: 7:00 a.m. Mountain Time (9:00 a.m. Eastern Time) To listen to the conference call, please call one of the following: 416-695-6616 (Toronto) 800-355-4959 (North American toll-free) 800-6578-9898 (Global toll-free) /T/ A replay of the call will be available for two weeks starting at 9:00 a.m. Mountain Time, by calling 905-694-9451 (Toronto) or 800-408-3053 (toll-free) passcode 5120438 followed by the pound sign. A live and on-demand webcast of both conference calls will be available at www.nexeninc.com. Nexen Inc. is an independent, Canadian-based global energy company, listed on the Toronto and New York stock exchanges under the symbol NXY. We are focused on three growth strategies: oil sands and unconventional gas in Western Canada and conventional exploration and development primarily in the North Sea, offshore West Africa and deepwater Gulf of Mexico. We add value for shareholders through successful full-cycle oil and gas exploration and development, and leadership in ethics, integrity, governance and environmental stewardship.

Contact Information: Tim Chatten, P. Eng Analyst, Investor Relations (403) 699-4244 or Nexen Inc. 801 - 7th Ave SW Calgary, Alberta, Canada T2P 3P7 www.nexeninc.com