Mangaluru City police detained members of Vishwa Hindu Parishad and Bajrang Dal who were protesting the FIR filed against Mangaluru City South MLA D Vedavyas Kamath, Mangaluru City North MLA Y Bharath Shetty, VHP leader Sharan Pumpwell, corporators Sandeep Garodi, Bharath Kumar and another unidentified person in connection with the protest held in front of St Gerosa English Higher Primary School last week.