* Rosneft says Q2 net profit down 22 pct y/y
* Revenues fall 9 pct y/y
* Oil price almost halved in Q2 (Adds detail, share price)
MOSCOW, Aug 31 (Reuters) - Rosneft, Russia's topoil producer, said net profit fell 22 percent to 134 billionroubles ($2.0 billion) in the second quarter due to oil pricesthat almost halved.
Analysts polled by Reuters had expected net income of 101.2billion roubles.
Rosneft, the world's top listed oil producer, said that itshydrocarbon production in the second quarter declined by 1percent from a year ago to 5.15 million barrels of oilequivalent per day.
The price of Urals oil blend, Russia's chief commodityexport, almost halved in the second quarter, year-on-year, duemainly to oversupply and averaged $61.8 per barrel.
Rosneft, in which BP owns almost 20 percent, said itsApril-June revenue came in at 1.31 trillion roubles, down 9percent, while earnings before interest, taxes, depreciation andamortisation (EBITDA) rose 2 percent from a year earlier to 311billion roubles.
Shares in Rosneft fell 0.65 percent by 1002 GMT,underperforming a 0.3 percent rise in the broader Moscow stockmarket.
Net debt stood at $39.9 billion at the end of the secondquarter, down almost 8 percent from the previous three months. ($1 = 67.1600 roubles) (Reporting by Olesya Astakhova and Vladimir Soldatkin; editingby Maria Kiselyova)