Zebrafish (IMAGE) University of Jyväskylä - Jyväskylän yliopisto Caption The study proved that long-term exposure to manganese sulphate hampers the growth, physiology and behaviour of zebra fish. Credit Johanna Hippeläinen Usage Restrictions Can be used in news and social media posts with picture credit information included. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.