Naval Operations as at today embraces a wide area of maritime activities. The main areas of Sri Lanka Navy is Naval operations are as follows;
Offshore Patrol Vessels are deployed in the high seas to carry out surveillance on illegal transfer of war like materials using merchant vessels & activities of EEZ.
Fast Attack Craft are small surface combatants of about 25 mtrs length and around 50 tons displacement armed with rapid fire weapons. New generation is capable of producing speeds over 45 knots. These units so far proved to be the most effective weapon against the terrorist sea tiger activities.
Owing to the terrorist activities where they have carried out attacks using suicide cadres against Naval units berthed at Trincomalee, Kankesanturai and Karainagar and many attempts against merchant ships off Kankesanturai and in Colombo Harbour, it has become essential to protect these harbours round the clock. Sri Lanka Navy is the Designated Authority for implementing International Ships and Port Facility Security (ISPS) Code in Sri Lanka.
Inshore Patrol Craft are small 14 mtrs vessels which are capable of operating inshore as well as for beaching. They are capable of speeds in excess of 30 knots.
Special Boat Squadron consists of elite Naval troops trained for clandestine and special operations.
Since early 90's SLN has been involved in land operations assisting the Army on amphibious operations liberating land areas from terrorist control.
SLN also assist the Army in ground combat duties. For this purpose North Central Command was established and Naval Patrolman battalions were raised to take up this task.
Admiral Jayantha Perera is married to Mrs. Shalika Perera, has always been a pillar of strength supporting her husband at every step to steer steadily his naval career. Having served as the Vice President of the Navy Seva Vanitha from October 2012 to June 2014, Mrs. Shalika Perera is also one of the longest serving members of the Navy Seva Vanitha Unit and took over duties as the President, Seva Vanitha with the appointment of Admiral Jayantha Perera as the Commander of the Sri Lanka Navy. Admiral Jayantha Perera and Mrs. Shalika Perera are also blessed with twin daughters, Ranithri Perera and Ranali Perera. They obtained their basic degree in Business Management from the University of Bangalore, India and pursued their MBA in International Trade and Logistic at the Post Graduate Institute of Management, affiliated to the University of Sri Jayawardenapura, Sri Lanka and the University of Canberra, Australia.
Admiral Jayantha Perera as a distinguished past pupil of Thurstan College, Colombo has brought great pride and honour to his Alma Mater as a student leader. Considering service before self, during his school career he has accomplished many tasks and has excelled in many areas as a Head Prefect, Rugby Captain, School Cadetting Sergeant and a Sergeant Major.