Six fishermen from Thirumullaivasal, a coastal village near Sirkazhi in Mayiladuthurai district suffered burn injuries when the engine of a fibreglass boat caught fire mid-sea, several nautical miles off the Pazhayar coast on Thursday night. Police sources said six fishermen had ventured into the sea for fishing on Thursday evening in a fibreglass boat from the Thirumullaivasal fishing harbour. When …