Detailed information can be found in publication: Červený, D., Turek, J., Grabic, R., Golovko, O., Koba, O., Fedorova, G., Grabicová, K., Žlábek, V., Randák, T., 2016. Young-of-the-year fish as a prospective bioindicator for aquatic environmental contamination monitoring. Water Research 103: 334–342.