A fisherman was dragged away by a crocodile into a river in West Bengal’s South 24 Parganas district on Wednesday, police said. The incident happened in Patharpratima area around 6.30 am when Bishnupada Santra (68) was fishing at Gobdia river, a police officer said. Officials of Patharpratima police station started a search operation but the fisherman could not be traced, he said.