Geologist Roundup on Japan Quake

A few more technical looks at the M8.9 Japan quake last night from some of the geology blogs I read:
  • Japan M8.9 quake + tsunami (Source)
  • First reports of the M = 8.9 earthquake in Japan (Source)
  • Geotripper: 8.9 Earthquake in Japan (Source)
  • Japan Earthquake 11/03/2011 Recorded at Keele » Hypo-theses (Source)