The 7,000-year-old fish traps represent the first known evidence that humans were responsible for an unlikely population of brown trout in the mountains.

Many centuries before the advent of agriculture in Norway, ancient people transported fish into mountain lakes to create a source of food, then built wooden traps to catch them

El hallazgo de trampas prehistóricas cerca de un lago demuestra que los humanos ya gestionaban la naturaleza antes de la llegada de la agricultura