To sea or not to sea: Tracking sea trout on the Isle of SkyeSalmo trutta, a native species in the UK, has two ecotypes: the familiar brown trout that remains resident in freshwater throughout its...
A helping hand to get past river barriers: optimising eel pass design to aid upstream migrationEuropean eels start their life in the Sargasso Sea. After hatching from eggs, the leaf-shaped larvae called ‘leptocephali’ drift in...