ERP118286 PRJEB35254 ena-STUDY-NTNU University Museum-07-11-2019-08:04:00:014-131 Bymarka rotenone treatment The city of Trondheim wanted to get rid of common roach in near-by lakes. Therefore, some lakes and watersheds in the area of Bymarka were treated with rotenone. In this study, the biodiversity in some of the treated and untreated lakes were followed, using eDNA. Bymarka The city of Trondheim wanted to get rid of common roach in near-by lakes. Therefore, some lakes and watersheds in the area of Bymarka were treated with rotenone. In this study, the biodiversity in some of the treated and untreated lakes were followed, using eDNA. ENA-FIRST-PUBLIC 2022-02-27 ENA-LAST-UPDATE 2022-02-27