Two militants surrendered to authorities in the Lower Juba town of Bar Sanguni.
One of the militant had been identified as Ali Abdullahi a middle level ranked AlShabaab commander in charge of the Haji Musa area.
He admitted to have been an Al Shabaab member in the last 8 years.
Somalia National Army, Amisom and US special forces have increased their military operations in the are since the killing lf a US Special Op in Bar Sanguni in May.