(KUNA) -- Investigations into the serial blasts in the western Indian city of Mumbai are gaining momentum as 11 of the 285 wanted in Mahim area of the city were detained Saturday. The people were arrested up in a search operation conducted by over 400 policemen, leading English news channel NDTV 24 X 7 reported from Mumbai.Statements of 350 blasts victims have already been recorded by the Mumbai police. Among the eyewitnesses are stockbrokers and doctors. The raids were conducted early Saturday by officials of the central region of Mumbai police, the news channel reported. Various police units in Mumbai have already detained over 200 suspected Students Islamic Movement of India members during the past two days, while local police stations are also likely to intensify combing operations in the coming days. Meanwhile, a suspected Lashkar-e-Toiba operative believed to be the mastermind of attacks on tourists in Srinagar last Tuesday, was arrested Saturday from Srinagar itself, the news channel reported.