Dead fish are pictured next to a rowing athlete as he puts his boat on the water before a training session at the Rodrigo de Freitas lagoon, in Rio de Janeiro April 13, 2015. About 500kg of fish have been removed from the lagoon since last week after sea cold water got into the lagoon, authorities said, according to local media. Rodrigo de Freitas lagoon will host the rowing and canoe sprint competitions in the 2016 Olympic Games. REUTERS/Ricardo Moraes TPX IMAGES OF THE DAY