Hunter-gatherers introduced fish to a mountain lake 7000 years ago. 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
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Trechos de apoio da pauta: The exposed bed of Lake Tesse in Norway, where archaeologists found ancient fish trapsMagne Samdal, Museum of Cultural History, University of Oslo Hunter-gatherers transported brown trout into the mountains of Norway at least 7000 years ago so they could be harvested during summer foraging trips into the highlands. That is the only possible explanation for how fish could have populated isolated mountain lakes that had been covered by a kilometres-thick ice sheet for tens of thousands of years, says Axel Mjærum at the University of Oslo, Norway.
- Ponto de atenção: hunter.
- Ponto de atenção: gatherers.
- Ponto de atenção: introduced.
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