Pollution of the Bydgoszcz Canal wat ers in the light of research conducted by the Regional Inspectorate for Enviro nmental Protection in Bydgoszcz. GAT [Internet]. 2015 Jun. 1 [cited 2025 Apr. 11];1(3):27-32. Available from: https://czasopisma.ukw.edu.pl/index.php/gat/article/view/30