Fig. 2From: Behaviour of anadromous brown trout (Salmo trutta) in a hydropower regulated freshwater systemHabitat use of 30 tagged sea trout during the study period (July 20–Nov. 14, 2021, x-axis). Y-axis represents tagging site (1–9) and unique fish ID. Vertical dashed line indicates when the flap weir was elevated (Sep. 15). Tagging site 1 was at confluence of the downstream river and the lake, while tagging site 9 was close to the downstream river mouthBack to article page