Thiruvananthapuram, Nov 10 - The Congress Tuesday won all three assembly constituencies in Kerala that saw by-elections Saturday, officials said.

In Kannur, former CPI-M Lok Sabha member A. P. Abdulla Kutty defeated M. V. Jayarajan of the ruling Communist Party of India-Marxist (CPI-M) by over 12,000 votes.

In Ernakulam, Dominic Presentation defeated CPI-M's P. N. Seenulal by more than 8,000 votes.

In Alappuzha, A. A. Shukur defeated G. Krishnaprasad of the Communist Party of India (CPI) by over 5,000 votes. (IANS)