101 Squadron and later on the Aérospatiale Alouette III with 552 Squadron. Having completed their flight training in the Air Force, the naval pilots return to the Navy to start their operational conversion to the Lynx helicopter at the Helicopter Instruction Center (, CIH) of the EHM. In addition to training both flight pilots () and tactical pilots (, co-pilot and observer), the CIH also gives instruction to maintenance personnel and system's operators — sonar, winch operator, and rescue swimmer. As part of its helicopter training the Navy also has a partnership with the Joint Lynx Simulator Training Establishment (JLSTE) for the use of a Lynx helicopter simulator located at the Maritime Aviation Site De Kooy, in the Netherlands. Aircraft inventory The Naval Aviation uses the same designation system for its aircraft as the FAP. 5 × AgustaWestland Super Lynx Mk.95; 2 × UAVision Ogassa OGS42/V; 4 × UAVision UX Spyro; ? × Tekever AR3; ? × Tekever AR4. Historical bases and units Naval air bases Lisbon Naval Air Station (CAN Lisboa, ): created in 1917 as a seaplane base located at the Bom Sucesso Docks, being the first operational naval aviation base. On January 2, 1953, it was transferred to newly built facilities located at Montijo which, besides a seaplane base, included an airfield, becoming officially the "Sacadura Cabral" Naval Air Station. It was renamed "Air Base No. 6" on June 12, 1954. Aveiro Naval Air Station (CAN Aveiro, Centro de Aviação Naval de Aveiro): was activated in 1918 at the São Jacinto península, during World War I, as a base for anti-submarine seaplanes operated by the French Navy with the support of Portuguese land crews. In that same year, it started to be operated by the Portuguese Navy. Later an airfield was constructed and in 1953 it was converted into a Portuguese Air Force base. Azores Naval Air Station (CAN Açores, Centro de Aviação Naval dos Açores): seaplane base installed in 1918 in Horta during World War I. In 1919, it was transferred to Ponta Delgada, being deactivated in 1921. The base was reactivated in 1941 during World War II being definitely deactivated in 1946. Algarve Naval Air Station (CAN Algarve, Centro de Aviação Naval do Algarve): seaplane base constructed in 1918, at the Culatra Island, on the coast of Faro and Olhão, during World War I, to operate anti-submarine flying boats. Although its hangars and main infrastructures