As fighting continues for Brega, home to several oil facilities, forces loyal to long time leader Muammar Gaddafi skirt that body of fighting and attack Ajdabiya from the south.
A large sandstorm has prevented NATO aircraft from targeting the troops, alowing them to set up artillery positions without fear of air strikes.
Al Jazeera's Mike Hanna, reporting from just outside Ajdabiya, and Sue Turton in Benghazi, give the latest details on the fighting along Libya's coast.