Opec supply, US shale output seen keeping oil prices weak

New York

OIL prices are likely to stay relatively weak for the rest of this year due to ample supply from traditional Middle East producers and a resurgence of US shale production, according to a Reuters survey .

Reuters monthly survey of 28 analysts predicted the global oil benchmark North Sea Brent crude would average US$61.60 a barrel in 2015, close to current levels.