AUTHOR=Sivasamy Pratha , Diak Magdalena , Winogradow Aleksandra , Bange Hermann W. , Borecka Marta , Makuch Przemysław , Koziorowska-Makuch Katarzyna , Kuliński Karol , Mackiewicz Anna , Szymczycha Beata TITLE=Spatial and seasonal variability of excess dinitrogen gas in the Baltic Sea JOURNAL=Frontiers in Marine Science VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/marine-science/articles/10.3389/fmars.2025.1455803 DOI=10.3389/fmars.2025.1455803 ISSN=2296-7745