London police are searching the Thames River for a woman missing since November.

Theresa Eva Wilson, 31, was last seen on Nov. 24 in southwest London near Wellington and Exeter Roads. She was also known as Theresa Jamieson, Theresa Fleming, Ava or Mindy.

She is described as aboriginal, but appears white, 5'1", 100 lbs with brown hair past her shoulders. She has a tattoo of Yogi Bear with the words 'Smarter than the average woman' on her lower back.

Police describe Wilson as someone engaging in a ‘high-risk lifestyle' and having a history of drug use. They have not said what led them to the search area.

With files from The Canadian Press