Sockeye Salmon (Oncorhynchus nerka) defending chosen redd (nest) sites in the gravel bottom of the Adams River, with visitors to the Salute to the Sockeye Festival watching and photographing the salmon, during the biggest Sockeye Run in 100 years, Roderick Haig-Brown Provincial Park, British Columbia, Canada, October, Adams_River_Sockeye_Salmon-1217