In 1991-1993,199 noctuid species were recorded from coastal sand dune habitats in the nature reserve „Mierzeja" in the Słowiński National Park. The species are listed in a table according to their systematic position, their localities, abundance and period of emergence of imagines being given. Typical sand dune habitats of Mierzeja Gardzieńsko-Łebska - Elymo-Ammophiletum, Helichryso-Jasionetum and Empetro nigri-Pinetum - are characterized with respect to their noctuid fauna. Noctua janthe (Borkh.) has been recorded from Poland for the first time.