Atlantic Salmon adults migrate from salt water of North Atlantic Ocean upstream through freshwater of their natal river to reach spawning grounds, Exploits River, Newfoundland

adult animal animals in the wild aquatic atlantic atlantic salmon canadian challenge colour image copy space courage determination direction energetic exercise exploits river four animals freshwater full length habitat health horizontal humber river medium close up migrating motion natural no people north atlantic photography powerful river spawning strength swimming travelling upstream wet thomas kitchin victoria hurst