The Enriched Rearing Method (IMAGE) University of Jyväskylä - Jyväskylän yliopisto Caption In enriched rearing method structures are added to rearing tanks to increase habitat complexity and resemblance to natural conditions. Credit Natural Resources Institute Finland (Luke) Usage Restrictions None License Licensed 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.