Indications are mother is likely to be of mixed race – possibly Indigenous – with fair skin.
Jurors sat through three weeks of evidence in the trial of Raymond Cormier, 56.
Tina’s body, wrapped in a duvet cover and weighed down by rocks, was pulled from the Red River in Winnipeg.
Raymond Cormier, 56, has pleaded not guilty to second-degree murder in the August 2014 slaying of Tina Fontaine.
Michipicoten First Nation has suggested the number of caribou had actually dropped to about 30.
The grieving mother of a young Indigenous man killed by police in northern Ontario spoke out Thursday.
The jury is to hear closing arguments on Tuesday.
The tapes were made as part of a six-month undercover operation police launched in their investigation into Tina’s death.
Last Friday, the province announced the commission will have its mandate extended by 10 months.