Naval Air Squadron (in Polish: Morski Dywizjon Lotniczy) was a unit of the Polish Air Force between the wars. The unit was formed in 1920 in Puck. In 1939 it was composed of the: * Long Range Reconnaissance Escadrille (I Eskadra Dalekiego Rozpoznania) * Short Range Reconnaissance Escadrille (II Eskadra Bliskiego Rozpoznania)