Aug 9 (Reuters) - Frontera Energy Corp FEC.TO
* Frontera announces second quarter 2017 results
* Increasing 2017 operating ebitda guidance by 10% to $275 to $300 million
* Qtrly revenue totalled $299.5 million compared with $316.6 million in prior quarter
* Qtrly basic loss per share $1.03
* Qtrly net production 72,370 boe/d versus 127,951 boe/d
* Reducing 2017 capex guidance by 21% to $250 to $300 million
* Reducing 2017 production exit guidance by 12% to 70,000 boe/d to 75,000 boe/d