Dead fish float in the Rodrigo de Freitas lake in the southern

Superbugs, Sewage, and Scandal: Are Rio Olympics Poised for Disaster?

2 waterways that will host 2016 Olympic events are filled with dead fish and trash 16 months before the games

IOC Polluted Lake Rio De Janeiro 2016 Summer Olympics

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Dirty Rio water a health hazard for athletes, threat to 2016 Olympics: report – New York Daily News

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Rio officials probe source of fish die-off in Olympic waters

Dead fish in Rio Olympic bay baffle scientists, New Straits Times

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Dead fish float in the Rodrigo de Freitas lagoon in Rio de Janeiro, Friday, Brazil, Dec. 21, 2018. About 21 tons of fish died in the Rio de Janeiro lagoon, while city

Etiology of a Fish Kill, Including the Endangered Tidewater Goby (Eucyclogobius newberryi), in a Northeastern Pacific Coastal Lagoon

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