At least 30 militants from the Islamic State in Iraq and the Levant (ISIL) were killed in raids by the US-led coalition around the town of Shadadi in Syria's northeastern Al-Hasakeh governorate, the Syrian Observatory for Human Rights (SOHR) said on Saturday.
Also raids on ISIL posts in the vicinity of the Ain Al-Arab town (Kobane) in the northern province of Aleppo near the borders with Turkey, killed other five insurgents.
The monitor, based in London, noted that ISIL escalated shelling of Kobane, coinciding with clashes, referred to as the most violent between the group militants and the Kurdish People's Protection Units east and southeast of the town.
Meanwhile, the Syrian regime fighter jets carried out a raid on Jisr Al-Shogour near Idlib governorate, northwest of the country.
An Islamist militant was killed and many injured when the regime's helicopters dropped barrel bombs on the city of Saraqib, also in Idlib.
Some 32 from the regime's forces and allied fighters, among them Iranians and Afghans, were killed in clashes in the town of Handarat, Aleppo countryside.
Clashes between the regime and Islamists in the Kurds Mountain area, the governorate of Latakia, northwestern Syria, left five from the opposition and 12 troopers killed.