Google eyes Canada rollout of discreet Street View

"If that's how they're planning to roll out their service by putting in place technological means ... to block out faces and license plates and other essential personal information, then that's a great first step," said Colin McKay.

The images of U.S. cities were produced in partnership with Canadian firm Immersive Media Corp (IMC.V), which says it has taken similar street level pictures of major Canadian cities.

Fleischer said he did not know if the firm would be involved in any Canadian launch.