Nearly half of respondents to Bunkerworld poll believe even current ECAs will present supply problems.

Bunker fuel producers may have to switch their 'prevailing feedstock slate away from' grades such as Urals, says IEA.

IEA expects oil consumption to reach a record average of 86.6 million bpd in 2010.

Robust recovery in global oil demand unlikely, 'no dramatic spikes' expected.

Crucial factors include global oil demand and single hull phase-out.

Agency also revises its forecast for 2009 and 2010 further upwards.

Poll revises oil price up slightly in view of a stronger economic outlook.

Saudi Arabia 'losing patience' after being overtaken by Russia as top producer, compliance with OPEC cuts slipping.

Forecast of stronger demand from China and US.

Decision based on oversupplied market and fragile economic recovery.